/* why-zabannab layout root — scoped to section only */
#why-zabannab .why-zabannab__scale {
    width: 100%;
    max-width: 480px;
    height: 100%;
    min-height: 0;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    overflow-x: hidden;
    box-sizing: border-box;
    transform-origin: top center;
}

#why-zabannab .main-wrapper {
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding: calc(var(--nav-h, var(--mobile-nav-h, 4.5rem)) * 0.78 + 0.05rem) 16px var(--why-pad-bottom, clamp(1rem, 3.2svh, 1.75rem));
    box-sizing: border-box;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
    gap: var(--why-gap, clamp(0.35rem, 0.9svh, 0.65rem));
}

@media (max-width: 767.98px) {

    .navbar-premium .menu-btn--glass,
    .navbar-premium .btn-app-download--icon {
        width: 44px;
        height: 44px;
        border-radius: 50% !important;
    }
}

:root {
    --shadow-glow: 0 0 40px rgba(90, 46, 232, 0.35);
    --shadow-card: 0 24px 64px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.06);
    --shadow-nav: 0 12px 40px rgba(0, 0, 0, 0.55);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --nav-h: calc(6.5rem + env(safe-area-inset-top, 0px));
    --mobile-nav-h: calc(6.5rem + env(safe-area-inset-top, 0px));
    --card-margin: var(--page-gutter);
    --card-padding-block: var(--space-3);
    --card-padding-inline: var(--card-margin);
}

/* Push document flow below fixed navbar */
.navbar-spacer {
    display: block;
    width: 100%;
    height: var(--nav-h, calc(6.5rem + env(safe-area-inset-top, 0px)));
    flex-shrink: 0;
    pointer-events: none;
}

body.fullpage-scroll .navbar-spacer,
body.page-download-v2 .navbar-spacer,
body.page-contact-v2 .navbar-spacer,
body.zb-scaled-page .navbar-spacer {
    display: none;
    height: 0;
}

/* Override old bg-image sections */
#ai-part,
#best-result,
#download,
#teaching-method {
    background: none !important;
}

.premium-ui {
    scroll-behavior: smooth;
    font-family: 'IranSans', Tahoma, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Bootstrap Icons — ensure font loads even with IranSans global */
.bi::before,
[class^="bi-"]::before,
[class*=" bi-"]::before {
    font-family: bootstrap-icons !important;
    font-style: normal;
    font-weight: 400 !important;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    vertical-align: -0.125em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.footer-col__icon .bi,
.menu-drawer__link-icon .bi,
.footer-link .bi,
.footer-nav-link .bi,
.btn-app-download__icon .bi {
    font-family: bootstrap-icons !important;
    speak: never;
}

/* ── Full-page scroll (home) ── */
html.fullpage-scroll-root,
body.fullpage-scroll {
    height: 100%;
    overflow: hidden;
}

body.fullpage-scroll {
    overflow-x: hidden;
}

body.fullpage-scroll main {
    height: 100%;
    max-height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    scroll-snap-type: y mandatory;
    scroll-behavior: auto;
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
}

.fullpage-scroll .landing-section {
    height: var(--page-h, 100vh) !important;
    height: var(--page-h, 100dvh) !important;
    min-height: var(--page-h, 100vh) !important;
    min-height: var(--page-h, 100dvh) !important;
    max-height: var(--page-h, 100vh) !important;
    max-height: var(--page-h, 100dvh) !important;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    overflow: hidden;
    box-sizing: border-box;
}

.fullpage-scroll .footer-group {
    scroll-snap-align: start;
    scroll-snap-stop: always;
    width: 100%;
    height: var(--page-h, 100vh) !important;
    height: var(--page-h, 100dvh) !important;
    min-height: var(--page-h, 100vh) !important;
    min-height: var(--page-h, 100dvh) !important;
    max-height: var(--page-h, 100vh) !important;
    max-height: var(--page-h, 100dvh) !important;
    overflow: hidden;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    position: relative;
}

.fullpage-scroll .footer-group__inner {
    display: flex;
    flex-direction: column;
    width: 100%;
    transform-origin: top right;
}

.fullpage-scroll .footer-group .footer-section {
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
    overflow: visible;
    flex: 0 0 auto;
}

.fullpage-scroll .footer-section {
    height: var(--page-h, 100vh) !important;
    height: var(--page-h, 100dvh) !important;
    min-height: var(--page-h, 100vh) !important;
    min-height: var(--page-h, 100dvh) !important;
    max-height: var(--page-h, 100vh) !important;
    max-height: var(--page-h, 100dvh) !important;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    overflow: hidden;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
}

.fullpage-scroll #landing-page {
    display: contents;
}

.fullpage-scroll .footer-premium .footer-content {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    box-sizing: border-box;
    transform-origin: top right;
}

.fullpage-scroll .footer-content {
    flex: 1 1 auto;
    width: 100%;
    height: auto !important;
    min-height: 0 !important;
    max-height: 100%;
    overflow: hidden !important;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform-origin: top right;
}

body.no-scroll main {
    overflow: hidden !important;
}

/* ── Scroll progress ── */
#scroll-progress {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    width: 100%;
    z-index: 99999;
    background: linear-gradient(270deg, var(--accent), var(--primary), #ff6b4a);
    box-shadow: 0 0 16px rgba(90, 46, 232, 0.8);
    transform: scaleX(0);
    transform-origin: right center;
    will-change: transform;
    pointer-events: none;
}

/* ── Section dot nav (Clean modern vertical capsule) ── */
.section-nav {
    position: fixed;
    right: clamp(1rem, 1.5vw, 2rem);
    left: auto;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.85rem 0.5rem;
    border-radius: 999px;
    background: rgba(14, 12, 34, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(90, 46, 232, 0.2);
}

.section-nav button {
    position: relative;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
}

.section-nav .nav-dot-pip {
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.section-nav button:hover .nav-dot-pip {
    background: #FFD233;
    transform: scale(1.3);
    box-shadow: 0 0 10px #FFD233;
}

.section-nav button.is-active .nav-dot-pip {
    width: 8px;
    height: 22px;
    border-radius: 999px;
    background: #5A2EE8;
    box-shadow: 0 0 14px #5A2EE8;
}

.section-nav .nav-dot-index {
    display: none !important;
}

.section-nav .nav-dot-tooltip {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    background: rgba(14, 12, 34, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #ffffff !important;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap !important;
    padding: 0.4rem 0.85rem;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    direction: rtl;
}

.section-nav button:hover .nav-dot-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}

/* Mobile / tablet side nav — right center (phone overrides below) */
.section-nav-mobile {
    position: fixed;
    top: 50%;
    right: max(0.75rem, env(safe-area-inset-right));
    left: auto;
    bottom: auto;
    transform: translateY(-50%);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.38rem;
    border-radius: 999px;
    opacity: 1;
    visibility: visible;
    background: rgba(8, 8, 10, 0.62);
    backdrop-filter: blur(20px) saturate(1.45);
    -webkit-backdrop-filter: blur(20px) saturate(1.45);
    border: 0.5px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 6px 24px rgba(0, 0, 0, 0.5),
        0 1px 6px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.07),
        0 0 16px rgba(90, 46, 232, 0.1);
    pointer-events: auto;
}

.section-nav-mobile button {
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.section-nav-mobile button span {
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
    transition: width 0.35s var(--ease-out-expo), height 0.35s var(--ease-out-expo), background 0.35s ease, box-shadow 0.35s ease;
}

.section-nav-mobile button.is-active span {
    width: 6px;
    height: 16px;
    border-radius: 999px;
    background: var(--primary);
    box-shadow: 0 0 8px rgba(90, 46, 232, 0.7);
}

/* Footer is outside section nav — hide dots while viewing footer */
body.is-on-footer .section-nav,
body.is-on-footer .section-nav-mobile {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

/* Mobile footer — hide header for full-screen footer pages (not landing) */
@media (max-width: 767.98px) {
    body.is-on-footer:not(.fullpage-scroll) #navbar.navbar-custom {
        transform: translateY(-110%) !important;
        visibility: hidden;
        pointer-events: none;
        opacity: 0;
    }

    body.is-on-footer .footer-premium .footer-content,
    body.is-on-footer .fullpage-scroll .footer-premium .footer-content,
    body.is-on-footer .fullpage-scroll .footer-content {
        padding-block-start: calc(0.85rem + env(safe-area-inset-top, 0px)) !important;
    }

    body.is-on-footer .footer-content--continued {
        padding-block-start: 0.65rem !important;
    }
}

/* Hide section dots while drawer or expanded detail is open */
body:has(.fullscreen-menu.open) .section-nav,
body:has(.fullscreen-menu.open) .section-nav-mobile,
body:has(.landing-more.is-open) .section-nav,
body:has(.landing-more.is-open) .section-nav-mobile {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

/* Bottom pill nav — mobile & tablet (matches d-lg-none) */
@media (max-width: 991.98px) {
    .section-nav-mobile {
        top: auto;
        bottom: max(0.65rem, env(safe-area-inset-bottom));
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        flex-direction: row;
        gap: 0.28rem;
        padding: 0.3rem 0.5rem;
        background: rgba(8, 8, 10, 0.48);
        border: 0.5px solid rgba(255, 255, 255, 0.08);
        box-shadow:
            0 6px 20px rgba(0, 0, 0, 0.38),
            0 1px 6px rgba(0, 0, 0, 0.22),
            inset 0 1px 0 rgba(255, 255, 255, 0.05),
            0 0 14px rgba(90, 46, 232, 0.08);
    }

    .section-nav-mobile button {
        width: 24px;
        height: 24px;
    }

    .section-nav-mobile button span {
        width: 5px;
        height: 5px;
    }

    .section-nav-mobile button.is-active span {
        width: 11px;
        height: 4px;
        box-shadow: 0 0 6px rgba(90, 46, 232, 0.65);
    }
}

@keyframes navPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.4);
        opacity: 0;
    }
}

/* ── Navbar premium ── */
.navbar-premium {
    padding: calc(var(--nav-padding-y) + env(safe-area-inset-top, 0px)) var(--nav-padding-x) var(--nav-padding-y) !important;
    z-index: 50;
}

.navbar-premium::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.35) 55%, transparent 100%);
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.45s ease;
}

.navbar-premium::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1.5rem;
    right: 1.5rem;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(90, 46, 232, 0.45), rgba(255, 210, 51, 0.35), transparent);
    opacity: 0;
    transition: opacity 0.45s ease;
}

.navbar-premium.is-scrolled::before {
    opacity: 0;
}

.navbar-premium.is-scrolled::after {
    opacity: 1;
}

.navbar-premium__side {
    position: relative;
    z-index: 2;
    min-width: 44px;
}

.navbar-premium__logo {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transform: translate(-50%, -50%);
    overflow: visible;
}

.navbar-premium__logo::after {
    content: '';
    position: absolute;
    top: -15%;
    bottom: -15%;
    left: 0;
    width: 46%;
    z-index: 2;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.1) 32%,
            rgba(255, 255, 255, 0.38) 50%,
            rgba(255, 210, 180, 0.28) 68%,
            transparent 100%);
    transform: skewX(-18deg) translateX(-220%);
    animation: logoShimmerSweep 3.6s ease-in-out infinite;
    pointer-events: none;
    mix-blend-mode: screen;
}

.navbar-premium__logo:hover .navbar-logo {
    filter: drop-shadow(0 4px 20px rgba(90, 46, 232, 0.55));
    transform: scale(1.04);
}

.navbar-logo-ring {
    position: absolute;
    inset: -10px -16px;
    border-radius: 999px;
    background: radial-gradient(ellipse at center, rgba(90, 46, 232, 0.22), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.navbar-premium__logo:hover .navbar-logo-ring {
    opacity: 1;
}

.navbar-logo {
    position: relative;
    z-index: 1;
    height: 44px;
    width: auto;
    max-width: 170px;
    object-fit: contain;
    filter: drop-shadow(0 3px 12px rgba(0, 0, 0, 0.45));
    transition: filter 0.35s ease, transform 0.35s var(--ease-spring);
}

@media (min-width: 768px) {
    .navbar-premium {
        min-height: calc(4.5rem + env(safe-area-inset-top, 0px));
        padding: calc(0.75rem + env(safe-area-inset-top, 0px)) 2rem 0.75rem !important;
    }

    .navbar-premium .menu-btn--glass {
        width: auto;
        height: 42px;
        padding: 0.55rem 1.1rem !important;
        border-radius: 999px !important;
        gap: 0.65rem;
    }

    .navbar-logo {
        height: 48px;
        max-width: 180px;
    }

    .navbar-premium__logo {
        overflow: visible;
    }

    .navbar-premium__side,
    .navbar-premium__side--end {
        min-width: min(11rem, 28vw);
        flex: 0 0 auto;
    }

    .navbar-premium__side--end {
        justify-content: flex-end;
    }
}

.navbar-custom {
    transition: transform 0.55s var(--ease-out-expo), background 0.45s ease, box-shadow 0.45s ease, padding 0.35s ease;
}

.navbar-premium.is-scrolled {
    background: rgba(8, 8, 14, 0.88) !important;
    backdrop-filter: blur(28px) saturate(1.5);
    -webkit-backdrop-filter: blur(28px) saturate(1.5);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.55),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.navbar-custom.is-hidden {
    transform: translateY(-110%);
}

.navbar-premium .menu-btn--glass {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
}

.navbar-premium .menu-btn--glass:hover {
    background: rgba(90, 46, 232, 0.28);
    border-color: rgba(255, 210, 51, 0.45);
    box-shadow: 0 0 16px rgba(90, 46, 232, 0.35);
    transform: translateY(-1px);
}

.navbar-premium .menu-lines {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4.5px;
    width: 20px;
    height: 16px;
    margin: 0;
}

.navbar-premium .menu-line {
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background-color: #ffffff;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.navbar-premium .menu-text {
    color: #ffffff;
    font-size: 0.86rem;
    font-weight: 700;
}

.navbar-premium .btn-app-download--icon .btn-app-download__icon,
.navbar-premium .btn-app-download--icon>.bi {
    background: transparent;
    border: none;
    color: #fff;
}



.menu-btn--glass {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.85rem !important;
    border-radius: 999px !important;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, transform 0.35s var(--ease-spring);
}

.menu-btn--glass:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(90, 46, 232, 0.45);
    box-shadow: 0 0 24px rgba(90, 46, 232, 0.2);
    transform: translateY(-1px);
}

.menu-text {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.9);
}

.btn-primary-custom--glass {
    gap: 0.5rem;
    padding: 0.6rem 1.25rem !important;
    border-radius: 999px !important;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: linear-gradient(135deg, var(--primary) 0%, #a82e1a 100%) !important;
}

.btn-primary-custom--icon {
    width: 42px;
    height: 42px;
    padding: 0 !important;
    border-radius: 50% !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ── Install app button ── */
.btn-app-download {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.62rem 1.3rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 700;
    color: #fff !important;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    background: linear-gradient(135deg, #ef5028 0%, var(--primary) 42%, #8f2614 100%);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow:
        0 6px 22px rgba(90, 46, 232, 0.42),
        inset 0 1px 0 rgba(255, 255, 255, 0.22),
        inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    transition: transform 0.35s var(--ease-spring), box-shadow 0.35s ease, border-color 0.35s ease;
}

.btn-app-download::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, 0.28) 50%, transparent 62%);
    transform: translateX(-130%);
    transition: transform 0.7s ease;
    pointer-events: none;
}

.btn-app-download__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 0.95rem;
    transition: transform 0.35s var(--ease-spring), background 0.35s ease;
}

.btn-app-download__text {
    position: relative;
    z-index: 1;
}


.btn-app-download:hover {
    color: #fff !important;
    transform: translateY(-2px) scale(1.03);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow:
        0 12px 32px rgba(90, 46, 232, 0.55),
        0 0 28px rgba(90, 46, 232, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.btn-app-download:hover::after {
    transform: translateX(130%);
}

.btn-app-download:hover .btn-app-download__icon {
    background: rgba(255, 255, 255, 0.28);
    transform: scale(1.08);
}

.btn-app-download--icon {
    width: 44px;
    height: 44px;
    padding: 0 !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.btn-app-download--icon .btn-app-download__icon,
.btn-app-download--icon>.bi {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.btn-app-download--icon .btn-app-download__icon .bi,
.btn-app-download--icon>.bi::before {
    display: block;
    line-height: 1;
    vertical-align: 0;
}

.btn-app-download--icon:hover .btn-app-download__icon {
    transform: none;
}

@keyframes btnAppDownloadShimmer {
    0% {
        transform: translateX(-130%);
    }

    100% {
        transform: translateX(130%);
    }
}

@keyframes logoShimmerSweep {

    0%,
    65%,
    100% {
        transform: skewX(-18deg) translateX(-220%);
        opacity: 0;
    }

    12% {
        opacity: 0.95;
    }

    46% {
        transform: skewX(-18deg) translateX(280%);
        opacity: 0;
    }
}

.btn-app-download--drawer {
    width: 100%;
    justify-content: center;
    padding: 0.9rem 1.35rem;
    font-size: 0.95rem;
    opacity: 0;
    transform: translateY(12px);
    transition:
        opacity 0.5s 0.4s var(--ease-out-expo),
        transform 0.5s 0.4s var(--ease-out-expo),
        box-shadow 0.35s ease,
        border-color 0.35s ease !important;
}

.menu-drawer.open .btn-app-download--drawer {
    opacity: 1;
    transform: translateY(0);
}

.btn-app-download--footer {
    padding: 0.7rem 1.4rem;
}

.menu-line {
    transition: transform 0.45s var(--ease-out-expo), opacity 0.3s ease, background-color 0.3s ease;
    transform-origin: center;
}

.menu-btn.is-open .menu-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--accent);
}

.menu-btn.is-open .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-btn.is-open .menu-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background-color: var(--accent);
}

.btn-primary-custom {
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(90, 46, 232, 0.45);
    transition: transform 0.35s var(--ease-spring), box-shadow 0.35s ease;
}

.btn-primary-custom::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.25) 50%, transparent 60%);
    transform: translateX(-120%);
    transition: transform 0.6s ease;
}

.btn-primary-custom:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 12px 32px rgba(90, 46, 232, 0.55), var(--shadow-glow);
}

.btn-primary-custom:hover::before {
    transform: translateX(120%);
}

/* ── Menu drawer ── */
.fullscreen-menu.menu-drawer {
    display: block;
    z-index: 200;
    transform: none !important;
    visibility: hidden;
    pointer-events: none;
    transition: visibility 0.65s var(--ease-out-expo);
}

.menu-drawer.open {
    visibility: visible;
    pointer-events: auto;
}

.menu-drawer__scrim {
    position: absolute;
    inset: 0;
    z-index: 1;
    border: none;
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
    cursor: pointer;
    transition: background 0.55s ease, backdrop-filter 0.55s ease;
}

.menu-drawer.open .menu-drawer__scrim {
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.menu-drawer .menu-bg-video {
    opacity: 0.35;
    transition: opacity 0.55s ease;
}

.menu-drawer.open .menu-bg-video {
    opacity: 0.55;
}

.menu-drawer .menu-overlay {
    background:
        linear-gradient(135deg, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.45) 100%),
        radial-gradient(ellipse at 80% 20%, rgba(90, 46, 232, 0.15), transparent 50%);
    z-index: 2;
}

.menu-drawer__panel {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 10;
    display: flex;
    flex-direction: column;
    width: min(420px, 100%);
    height: 100%;
    padding: 1.25rem 1.15rem 1.5rem;
    background: rgba(10, 10, 12, 0.88);
    backdrop-filter: blur(32px) saturate(1.4);
    -webkit-backdrop-filter: blur(32px) saturate(1.4);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: -20px 0 64px rgba(0, 0, 0, 0.55), inset 1px 0 0 rgba(255, 255, 255, 0.05);
    transform: translateX(100%);
    transition: transform 0.7s var(--ease-out-expo);
    overflow: hidden;
}

.menu-drawer.open .menu-drawer__panel {
    transform: translateX(0);
}

.menu-drawer__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    pointer-events: none;
    opacity: 0.45;
}

.menu-drawer__orb--1 {
    width: 180px;
    height: 180px;
    background: rgba(90, 46, 232, 0.4);
    top: 8%;
    left: -40px;
}

.menu-drawer__orb--2 {
    width: 140px;
    height: 140px;
    background: rgba(255, 210, 51, 0.3);
    bottom: 18%;
    right: -30px;
}

.menu-drawer__header {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.menu-drawer__brand img {
    width: 88px;
    height: auto;
    filter: drop-shadow(0 4px 16px rgba(90, 46, 232, 0.3));
}

.menu-close-btn {
    position: static;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    line-height: 0;
    background: rgba(90, 46, 232, 0.12);
    border: 1px solid rgba(90, 46, 232, 0.35);
    color: #fff;
    font-size: 1.15rem;
    cursor: pointer;
    transition: all 0.35s var(--ease-spring);
}

.menu-close-btn .bi {
    display: grid;
    place-items: center;
    width: 1em;
    height: 1em;
    line-height: 1;
}

.menu-close-btn .bi::before {
    vertical-align: 0;
    line-height: 1;
}

.menu-close-btn:hover {
    background: rgba(90, 46, 232, 0.22);
    border-color: rgba(90, 46, 232, 0.5);
    transform: rotate(90deg) scale(1.05);
    box-shadow: 0 0 16px rgba(90, 46, 232, 0.25);
    color: #fff;
}

.menu-drawer__nav {
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    width: 100%;
    max-width: none;
    padding: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.menu-drawer__link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    color: rgba(255, 255, 255, 0.92) !important;
    font-size: 1rem !important;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    text-align: right;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    opacity: 0;
    transform: translateX(24px);
    transition:
        opacity 0.5s var(--ease-out-expo),
        transform 0.5s var(--ease-out-expo),
        background 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.menu-drawer.open .menu-drawer__link,
.menu-drawer.open .menu-drawer__group {
    opacity: 1;
    transform: translateX(0);
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(1) {
    transition-delay: 0.06s;
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(2) {
    transition-delay: 0.12s;
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(3) {
    transition-delay: 0.18s;
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(4) {
    transition-delay: 0.24s;
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(5) {
    transition-delay: 0.3s;
}

.menu-drawer.open .menu-drawer__nav>*:nth-child(6) {
    transition-delay: 0.36s;
}

.menu-drawer__group {
    opacity: 0;
    transform: translateX(24px);
    transition:
        opacity 0.5s var(--ease-out-expo),
        transform 0.5s var(--ease-out-expo);
}

.menu-drawer__link-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(90, 46, 232, 0.3), rgba(255, 210, 51, 0.15));
    border: 1px solid rgba(90, 46, 232, 0.25);
    font-size: 1rem;
    flex-shrink: 0;
    transition: background 0.3s ease, transform 0.3s var(--ease-spring);
}

.menu-drawer__link-text {
    flex: 1;
}

.menu-drawer__link-chevron {
    font-size: 0.85rem;
    opacity: 0.45;
    transition: opacity 0.3s ease, transform 0.35s var(--ease-out-expo);
}

.menu-drawer__link-chevron--toggle {
    opacity: 0.65;
}

.menu-drawer__link:hover,
.menu-drawer__link:focus-visible {
    background: rgba(90, 46, 232, 0.12);
    border-color: rgba(90, 46, 232, 0.35);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    transform: translateX(-4px) !important;
    color: #fff !important;
    text-shadow: none;
}

.menu-drawer__link:hover .menu-drawer__link-icon {
    background: linear-gradient(135deg, rgba(90, 46, 232, 0.55), rgba(255, 210, 51, 0.3));
    transform: scale(1.06);
}

.menu-drawer__link:hover .menu-drawer__link-chevron {
    opacity: 1;
}

.menu-drawer__group.is-expanded .menu-drawer__link-chevron--toggle {
    transform: rotate(180deg);
}

.menu-drawer__group.is-expanded>.menu-drawer__link {
    background: rgba(90, 46, 232, 0.1);
    border-color: rgba(90, 46, 232, 0.3);
}

.menu-drawer__submenu {
    display: flex !important;
    flex-direction: column;
    gap: 0.35rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding: 0;
    border: none;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    transition: max-height 0.45s var(--ease-out-expo), opacity 0.35s ease, margin-top 0.35s ease;
}

.menu-drawer__submenu.open {
    max-height: 320px;
    opacity: 1;
    margin-top: 0.45rem;
}

.menu-drawer__sublink {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 0.85rem 0.65rem 1rem !important;
    margin-right: 0.75rem;
    border-radius: 10px;
    font-size: 0.875rem !important;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.72) !important;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.05);
    opacity: 1 !important;
    transform: none !important;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease !important;
}

.menu-drawer__sublink i {
    font-size: 0.9rem;
    color: var(--accent);
}

.menu-drawer__sublink:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff !important;
    transform: translateX(-4px) !important;
}

.menu-drawer__footer {
    position: relative;
    z-index: 2;
    margin-top: 1.25rem;
    padding-top: 1.15rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.menu-drawer__note {
    margin: 0.75rem 0 0;
    text-align: center;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.38);
    letter-spacing: 0.03em;
}

@media (min-width: 768px) {
    .menu-drawer__panel {
        width: min(440px, 42vw);
        padding: var(--space-4) var(--space-3) var(--space-4);
    }

    .menu-drawer__link {
        font-size: 1.05rem !important;
        padding: var(--space-2) var(--space-3);
    }
}

/* ─────────────────────────────────────────────────────────────
   Zaban Nab 2.0 — Elite Ultra-Modern Landing Styles
   Deep Space Canvas · Mesh Glows · Glassmorphism Showcases
───────────────────────────────────────────────────────────── */

/* Fullpage Section Container */
.landing-section.zn-section {
    position: relative;
    width: 100%;
    min-height: 100svh;
    height: 100svh;
    overflow: hidden;
    background: radial-gradient(circle at 50% 30%, #151138 0%, #0A081D 70%, #05040F 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-h, 5rem) + 0.5rem) 1.5rem clamp(1.5rem, 4svh, 3rem);
    box-sizing: border-box;
    z-index: 1;
}

/* Subtle background matrix grid */
.zn-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
    pointer-events: none;
    z-index: 0;
}

/* Ambient glow orbs */
.zn-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.55;
    will-change: transform, opacity;
}

.zn-glow--primary {
    width: clamp(280px, 45vw, 550px);
    height: clamp(280px, 45vw, 550px);
    background: radial-gradient(circle, rgba(90, 46, 232, 0.65) 0%, rgba(90, 46, 232, 0) 70%);
    top: 10%;
    right: 5%;
    animation: znGlowFloat1 16s ease-in-out infinite alternate;
}

.zn-glow--gold {
    width: clamp(220px, 35vw, 420px);
    height: clamp(220px, 35vw, 420px);
    background: radial-gradient(circle, rgba(255, 210, 51, 0.45) 0%, rgba(255, 210, 51, 0) 70%);
    bottom: 12%;
    left: 10%;
    animation: znGlowFloat2 14s ease-in-out infinite alternate;
}

.zn-glow--purple {
    width: clamp(300px, 40vw, 500px);
    height: clamp(300px, 40vw, 500px);
    background: radial-gradient(circle, rgba(106, 53, 240, 0.55) 0%, rgba(106, 53, 240, 0) 70%);
    top: 20%;
    left: 8%;
    animation: znGlowFloat1 18s ease-in-out infinite alternate-reverse;
}

.zn-glow--accent {
    width: clamp(260px, 38vw, 480px);
    height: clamp(260px, 38vw, 480px);
    background: radial-gradient(circle, rgba(255, 210, 51, 0.35) 0%, rgba(255, 82, 82, 0.25) 50%, transparent 70%);
    top: 15%;
    right: 15%;
    animation: znGlowFloat1 20s ease-in-out infinite alternate;
}

@keyframes znGlowFloat1 {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 25px) scale(1.1); }
    100% { transform: translate(25px, -30px) scale(0.95); }
}

@keyframes znGlowFloat2 {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(35px, -20px) scale(1.15); }
    100% { transform: translate(-20px, 30px) scale(0.9); }
}

/* Container */
.zn-section__container {
    position: relative;
    z-index: 2;
    max-width: 1240px;
    width: 100%;
    margin: 0 auto;
}

/* Left/Right Text Card */
.zn-card {
    background: rgba(22, 17, 48, 0.65);
    backdrop-filter: blur(28px) saturate(1.4);
    -webkit-backdrop-filter: blur(28px) saturate(1.4);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45), 0 0 32px rgba(90, 46, 232, 0.15);
    border-radius: 28px;
    padding: clamp(1.6rem, 3.5vw, 2.5rem);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.zn-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 210, 51, 0.7), rgba(90, 46, 232, 0.9), transparent);
}

/* Category Badge */
.zn-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 999px;
    background: rgba(90, 46, 232, 0.22);
    border: 1px solid rgba(106, 53, 240, 0.45);
    color: #FFF;
    font-size: 0.86rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    box-shadow: 0 4px 16px rgba(90, 46, 232, 0.2);
}

.zn-badge__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #FFD233;
    box-shadow: 0 0 8px #FFD233;
    animation: znDotPulse 2s infinite;
}

.zn-badge__dot--mint {
    background: #14B9B0;
    box-shadow: 0 0 8px #14B9B0;
}

.zn-badge__dot--gold {
    background: #FFD233;
    box-shadow: 0 0 8px #FFD233;
}

@keyframes znDotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.7; }
}

.zn-badge__icon {
    font-size: 1rem;
    color: #FFD233;
}

/* Title & Gradient highlight */
.zn-title {
    font-size: clamp(1.65rem, 3.2vw, 2.35rem);
    font-weight: 900;
    line-height: 1.35;
    color: #FFFFFF;
    margin: 0 0 1rem;
    letter-spacing: -0.01em;
}

.zn-gradient-text {
    background: linear-gradient(135deg, #FFD233 0%, #FFF3B3 60%, #FFA726 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.zn-gradient-text--mint {
    background: linear-gradient(135deg, #14B9B0 0%, #A5F3FC 70%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.zn-gradient-text--gold {
    background: linear-gradient(135deg, #FFD233 0%, #FFE57F 60%, #FFB300 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Description */
.zn-desc {
    font-size: clamp(0.98rem, 1.4vw, 1.12rem);
    line-height: 1.85;
    color: #D6D0F2;
    margin: 0 0 1.6rem;
    text-align: justify;
}

/* Actions Row */
.zn-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

/* Primary CTA Button */
.btn-zn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 26px;
    border-radius: 16px;
    background: linear-gradient(135deg, #6A35F0 0%, #5A2EE8 100%);
    color: #FFFFFF !important;
    font-weight: 800;
    font-size: 0.96rem;
    text-decoration: none !important;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 28px rgba(90, 46, 232, 0.45);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.btn-zn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 16px 36px rgba(90, 46, 232, 0.65), 0 0 20px rgba(255, 210, 51, 0.3);
    border-color: rgba(255, 210, 51, 0.4);
}

.btn-zn-primary__icon {
    font-size: 1.15rem;
    color: #FFD233;
}

/* Secondary Button / More info */
.btn-zn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #E2DEFA !important;
    font-size: 0.94rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-zn-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.3);
    color: #FFF !important;
    transform: translateY(-2px);
}

/* ── Expandable Details Drawer ── */
.landing-more {
    position: static;
    width: 100%;
}

.landing-more.is-open .landing-more__body {
    display: block !important;
    margin-top: 1.2rem;
    padding: 1.4rem;
    border-radius: 20px;
    background: rgba(13, 9, 32, 0.85);
    border: 1px solid rgba(106, 53, 240, 0.35);
    box-shadow: inset 0 2px 12px rgba(0, 0, 0, 0.4);
    animation: znDrawerOpen 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.landing-more__body {
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

@keyframes znDrawerOpen {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.landing-more.is-open .landing-more__icon {
    transform: rotate(180deg);
}

.landing-detail__text {
    color: #D6D0F2;
    font-size: 0.94rem;
    line-height: 1.85;
    margin-bottom: 0.9rem;
    text-align: justify;
}

.landing-detail__subtitle {
    color: #FFD233;
    font-size: 1.05rem;
    font-weight: 800;
    margin: 1.2rem 0 0.6rem;
}

/* ─────────────────────────────────────────────────────────────
   SHOWCASE CARDS (Visual right/center column)
───────────────────────────────────────────────────────────── */
.zn-showcase {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

/* 1. AUDIO GLASS PLAYER SHOWCASE */
.zn-glass-player {
    width: 100%;
    max-width: 480px;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(32, 22, 70, 0.75) 0%, rgba(18, 12, 42, 0.85) 100%);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55), 0 0 35px rgba(90, 46, 232, 0.25);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.zn-glass-player:hover {
    transform: translateY(-6px) rotateX(2deg);
    box-shadow: 0 36px 80px rgba(0, 0, 0, 0.65), 0 0 45px rgba(90, 46, 232, 0.35);
}

.zn-player-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.zn-player-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: #14B9B0;
    background: rgba(20, 185, 176, 0.12);
    border: 1px solid rgba(20, 185, 176, 0.3);
    padding: 4px 12px;
    border-radius: 999px;
}

.zn-player-badge {
    font-size: 0.82rem;
    font-weight: 700;
    color: #FFD233;
    background: rgba(255, 210, 51, 0.12);
    border: 1px solid rgba(255, 210, 51, 0.25);
    padding: 4px 12px;
    border-radius: 999px;
}

/* Sound Wave Equalizer */
.zn-wave-visualizer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 70px;
    padding: 10px 0;
    border-radius: 16px;
    background: rgba(0, 0, 0, 0.25);
}

.zn-bar {
    width: 6px;
    border-radius: 999px;
    background: linear-gradient(180deg, #FFD233 0%, #5A2EE8 100%);
    animation: znWave 1.4s ease-in-out infinite alternate;
    animation-delay: var(--delay);
    height: var(--h);
}

@keyframes znWave {
    0% { height: 15%; opacity: 0.4; }
    50% { height: var(--h); opacity: 1; }
    100% { height: 95%; opacity: 0.8; }
}

.zn-player-info {
    text-align: right;
}

.zn-track-title {
    font-size: 1.12rem;
    font-weight: 800;
    color: #FFF;
    margin: 0 0 4px;
}

.zn-track-artist {
    font-size: 0.86rem;
    color: #A9A3D0;
    margin: 0;
}

.zn-player-timeline {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.zn-timeline-bar {
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.15);
    overflow: hidden;
}

.zn-timeline-progress {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #5A2EE8 0%, #FFD233 100%);
    box-shadow: 0 0 10px rgba(255, 210, 51, 0.5);
}

.zn-timeline-time {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 600;
    color: #9C95C6;
    direction: ltr;
}

.zn-player-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.zn-feat-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.84rem;
    color: #E2DEFA;
    background: rgba(255, 255, 255, 0.05);
    padding: 8px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.zn-feat-tag i {
    color: #14B9B0;
}

/* 2. CURRICULUM ROADMAP SHOWCASE */
.zn-curriculum-card {
    width: 100%;
    max-width: 480px;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(28, 22, 60, 0.75) 0%, rgba(15, 12, 38, 0.85) 100%);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55), 0 0 35px rgba(20, 185, 176, 0.2);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    transition: transform 0.4s ease;
}

.zn-curriculum-card:hover {
    transform: translateY(-6px);
}

.zn-curriculum-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.zn-curriculum-head h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: #FFF;
    margin: 0;
}

.zn-pill-counter {
    font-size: 0.84rem;
    font-weight: 700;
    color: #14B9B0;
    background: rgba(20, 185, 176, 0.14);
    border: 1px solid rgba(20, 185, 176, 0.3);
    padding: 4px 12px;
    border-radius: 999px;
}

.zn-curriculum-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.zn-step-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    transition: all 0.25s ease;
}

.zn-step-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
}

.zn-step-item--done .zn-step-icon {
    background: rgba(20, 185, 176, 0.2);
    color: #14B9B0;
    border: 1px solid rgba(20, 185, 176, 0.4);
}

.zn-step-item--active {
    background: rgba(90, 46, 232, 0.2);
    border-color: rgba(106, 53, 240, 0.4);
    box-shadow: 0 4px 20px rgba(90, 46, 232, 0.25);
}

.zn-step-item--active .zn-step-icon {
    background: #5A2EE8;
    color: #FFF;
    box-shadow: 0 0 12px rgba(90, 46, 232, 0.8);
}

.zn-step-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.08);
    color: #A9A3D0;
}

.zn-step-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: right;
}

.zn-step-text strong {
    font-size: 0.9rem;
    color: #FFF;
}

.zn-step-text span {
    font-size: 0.78rem;
    color: #AEA8D6;
}

.zn-step-badge {
    font-size: 0.76rem;
    font-weight: 700;
    color: #FFD233;
    padding: 3px 8px;
    border-radius: 8px;
    background: rgba(255, 210, 51, 0.1);
    flex-shrink: 0;
}

.zn-step-badge--glow {
    background: rgba(90, 46, 232, 0.4);
    color: #FFF;
    border: 1px solid rgba(255, 210, 51, 0.5);
    box-shadow: 0 0 10px rgba(255, 210, 51, 0.4);
}

/* 3. AI ASSISTANT SHOWCASE */
.zn-ai-card {
    width: 100%;
    max-width: 480px;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(30, 20, 68, 0.8) 0%, rgba(16, 10, 40, 0.9) 100%);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55), 0 0 35px rgba(255, 210, 51, 0.2);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    transition: transform 0.4s ease;
}

.zn-ai-card:hover {
    transform: translateY(-6px);
}

.zn-ai-head {
    display: flex;
    align-items: center;
    gap: 12px;
}

.zn-ai-avatar {
    position: relative;
    width: 46px;
    height: 46px;
    border-radius: 16px;
    background: linear-gradient(135deg, #6A35F0 0%, #FFD233 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #100E26;
    font-size: 1.4rem;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(255, 210, 51, 0.4);
}

.zn-status-dot {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #14B9B0;
    border: 2px solid #16103A;
    box-shadow: 0 0 6px #14B9B0;
}

.zn-ai-title h4 {
    font-size: 1.05rem;
    font-weight: 800;
    color: #FFF;
    margin: 0;
}

.zn-ai-title p {
    font-size: 0.82rem;
    color: #AAA4D4;
    margin: 0;
}

.zn-chat-bubble {
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.9rem;
    line-height: 1.65;
}

.zn-chat-bubble--user {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #E2DEFA;
    align-self: flex-start;
    width: 100%;
}

.zn-chat-label {
    display: block;
    font-size: 0.74rem;
    font-weight: 700;
    color: #FFD233;
    margin-bottom: 2px;
    text-transform: uppercase;
}

.zn-chat-bubble--ai {
    background: rgba(90, 46, 232, 0.25);
    border: 1px solid rgba(106, 53, 240, 0.45);
    color: #FFF;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.zn-score-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.84rem;
    color: #14B9B0;
    font-weight: 700;
}

.zn-ai-wave-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 0.8rem;
    color: #A6A0D0;
}

.zn-mini-bars {
    display: flex;
    align-items: center;
    gap: 3px;
}

.zn-mini-bars span {
    width: 3px;
    height: 12px;
    background: #FFD233;
    border-radius: 999px;
    animation: znMiniBar 0.8s ease-in-out infinite alternate;
}

.zn-mini-bars span:nth-child(2) { animation-delay: 0.2s; height: 18px; }
.zn-mini-bars span:nth-child(3) { animation-delay: 0.4s; height: 14px; }
.zn-mini-bars span:nth-child(4) { animation-delay: 0.1s; height: 20px; }
.zn-mini-bars span:nth-child(5) { animation-delay: 0.3s; height: 10px; }

@keyframes znMiniBar {
    0% { transform: scaleY(0.4); opacity: 0.4; }
    100% { transform: scaleY(1.2); opacity: 1; }
}

/* 4. MASTERY SHOWCASE */
.zn-mastery-card {
    width: 100%;
    max-width: 480px;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(32, 22, 70, 0.8) 0%, rgba(18, 12, 42, 0.9) 100%);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55), 0 0 35px rgba(255, 210, 51, 0.25);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
    transition: transform 0.4s ease;
}

.zn-mastery-card:hover {
    transform: translateY(-6px);
}

.zn-mastery-head {
    display: flex;
    align-items: center;
    gap: 16px;
}

.zn-stat-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 210, 51, 0.25) 0%, rgba(90, 46, 232, 0.4) 100%);
    border: 2px solid #FFD233;
    box-shadow: 0 0 20px rgba(255, 210, 51, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.zn-stat-big {
    font-size: 1.45rem;
    font-weight: 900;
    color: #FFF;
    line-height: 1;
}

.zn-stat-sub {
    font-size: 0.65rem;
    font-weight: 700;
    color: #FFD233;
    margin-top: 2px;
}

.zn-stat-desc h4 {
    font-size: 1.08rem;
    font-weight: 800;
    color: #FFF;
    margin: 0 0 4px;
}

.zn-stat-desc p {
    font-size: 0.84rem;
    color: #AAA4D4;
    line-height: 1.5;
    margin: 0;
}

.zn-stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.zn-stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 12px 6px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.zn-stat-box i {
    font-size: 1.2rem;
    color: #FFD233;
    margin-bottom: 4px;
}

.zn-stat-box strong {
    font-size: 1.15rem;
    font-weight: 900;
    color: #FFF;
}

.zn-stat-box span {
    font-size: 0.72rem;
    color: #AAA4D4;
    margin-top: 2px;
}

.zn-guarantee-pill {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 14px;
    background: rgba(20, 185, 176, 0.15);
    border: 1px solid rgba(20, 185, 176, 0.35);
    color: #A5F3FC;
    font-size: 0.84rem;
    font-weight: 700;
}

.zn-guarantee-pill i {
    font-size: 1.1rem;
    color: #14B9B0;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .landing-section.zn-section {
        padding-top: calc(var(--mobile-nav-h, 4.5rem) + 0.5rem);
        padding-bottom: 4.5rem;
        overflow-y: auto;
        height: auto !important;
        min-height: 100svh !important;
    }

    .zn-card {
        padding: 1.4rem;
        border-radius: 22px;
    }

    .zn-showcase {
        margin-top: 0.5rem;
    }

    .zn-glass-player,
    .zn-curriculum-card,
    .zn-ai-card,
    .zn-mastery-card {
        padding: 1.3rem;
        border-radius: 22px;
    }

    .landing-scroll-hint {
        display: none;
    }
}

.why-zabannab__promo {
    position: relative;
    width: 100%;
    aspect-ratio: 512 / 240;
    border-radius: 12px;
    overflow: hidden;
    box-sizing: border-box;
    flex-shrink: 0;
    display: flex;
    align-items: stretch;
    direction: rtl;
    container-type: size;
    background: #140808;
    /* vw fallback when container query units are unavailable */
    font-size: clamp(10px, 4.2vw, 17px);
    font-size: min(4.2cqw, 6.2cqh);
}

.why-zabannab__promo-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    object-fit: fill;
    object-position: center;
    object-view-box: inset(87px 32px 106px 33px);
    display: block;
    pointer-events: none;
}

@supports not (object-view-box: inset(0 0 0 0)) {
    .why-zabannab__promo-bg {
        object-fit: cover;
        object-position: 24% 68%;
        object-view-box: none;
    }
}

.why-zabannab__promo-main {
    position: relative;
    z-index: 1;
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    display: flex;
    align-items: stretch;
    direction: rtl;
}

.why-zabannab__promo-cream {
    flex: 0 0 56.5%;
    min-width: 0;
    max-width: 56.5%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: min(4cqw, 5.5cqh);
    padding: 0 8% 0 6%;
    box-sizing: border-box;
    overflow: hidden;
    direction: rtl;
    text-align: right;
}

.why-zabannab__promo-title {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    font-size: 0.86em;
    font-size: min(3.6cqw, 5.4cqh);
    font-weight: 800;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: min(1.4cqw, 2cqh);
    white-space: nowrap;
    line-height: 1.05;
    flex-shrink: 0;
    direction: ltr;
}

.why-zabannab__promo-spark {
    color: #c2913a;
    font-size: 0.92em;
    font-size: min(3.2cqw, 4.8cqh);
    flex: 0 0 auto;
    flex-shrink: 0;
    line-height: 1;
}

.why-zabannab__promo-title-text {
    flex: 0 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
    direction: rtl;
}

.why-zabannab__promo-prize {
    display: inline-flex;
    align-items: center;
    gap: min(1.6cqw, 2.2cqh);
    padding: min(2.1cqw, 2.8cqh) min(2.8cqw, 3.6cqh);
    border: 1px solid rgba(194, 145, 58, 0.5);
    border-radius: min(2.6cqw, 3.2cqh);
    background: rgba(255, 255, 255, 0.68);
    font-size: 0.74em;
    font-size: min(3.1cqw, 4.6cqh);
    font-weight: 700;
    color: #000;
    white-space: nowrap;
    max-width: 100%;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 0;
    box-sizing: border-box;
}

.why-zabannab__promo-prize .bi {
    color: #c2913a;
    font-size: 1.22em;
    font-size: min(3.8cqw, 5.4cqh);
    flex-shrink: 0;
}

.why-zabannab__promo-prize span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.why-zabannab__promo-sales-row {
    position: absolute;
    z-index: 1;
    right: 0;
    left: auto;
    width: 56.5%;
    bottom: 5%;
    padding: 0;
    box-sizing: border-box;
    direction: rtl;
    pointer-events: none;
}

.why-zabannab__promo-sales-line {
    margin: 0;
    display: flex;
    align-items: baseline;
    justify-content: flex-start;
    gap: min(1.2cqw, 1.6cqh);
    padding: 0 8% 0 6%;
    box-sizing: border-box;
    direction: rtl;
    white-space: nowrap;
    min-width: 0;
}

.why-zabannab__promo-sales-label {
    margin: 0;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0;
    box-sizing: border-box;
    color: #4a3527;
    font-size: min(2.85cqw, 4.2cqh);
    font-weight: 600;
    line-height: 1.25;
    white-space: nowrap;
}

.why-zabannab__promo-sales-num {
    margin: 0;
    flex-shrink: 0;
    padding: 0;
    box-sizing: border-box;
    color: #5A2EE8;
    font-weight: 800;
    font-size: min(3.7cqw, 5.2cqh);
    line-height: 1;
    direction: ltr;
    white-space: nowrap;
}

.why-zabannab__promo-podium {
    flex: 1 1 43.5%;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0 6% 8cqw;
    box-sizing: border-box;
    direction: ltr;
    pointer-events: none;
}

.why-zabannab__promo-num {
    font-size: 2.43em;
    font-size: min(10.2cqw, 14cqh);
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
    white-space: nowrap;
    transform: translateX(-6px);
    background: linear-gradient(180deg, #fff4cf 0%, #f3cf82 38%, #e0a23c 70%, #b1762a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    filter: drop-shadow(0 2px 8px rgba(255, 184, 92, 0.5));
}

.why-zabannab__online {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: clamp(6px, 2.5vw, 12px);
    padding: 0 clamp(8px, 3vw, 12px);
    background: #1c1610;
    border-radius: 12px;
    height: clamp(2.5rem, 7svh, 3rem);
    margin-top: auto;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.why-zabannab__online-right {
    flex: 0 0 auto;
    min-width: 0;
}

.why-zabannab__online-left {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    justify-content: flex-end;
}


.why-zabannab__online-label {
    display: flex;
    align-items: center;
    gap: clamp(5px, 2vw, 8px);
    min-width: 0;
    color: #fff;
    font-size: clamp(10px, 3.2vw, 13px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.why-zabannab__online-label span:first-child {
    overflow: hidden;
    text-overflow: ellipsis;
}

.why-zabannab__online-divider {
    flex: 0 0 auto;
    border-left: 1px solid rgba(255, 255, 255, 0.3);
    height: 20px;
}

.why-zabannab__online-dot {
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: #e53935;
    box-shadow: 0 0 6px rgba(229, 57, 53, 0.8);
    flex-shrink: 0;
}

.why-zabannab__online-digits {
    display: flex;
    gap: clamp(2px, 1vw, 4px);
    flex: 0 0 auto;
}

.why-zabannab__online-digits span {
    background: #111;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 4px;
    padding: 2px clamp(3px, 1.4vw, 5px);
    font-family: Tahoma, monospace;
    font-size: clamp(0.62rem, 2.5vw, 0.875rem);
    font-weight: bold;
    min-width: 0;
    flex: 0 0 auto;
    text-align: center;
    line-height: 1.2;
}

.why-zabannab__cta {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: clamp(2.65rem, 7.5svh, 3rem);
    background: linear-gradient(135deg, #e53935 0%, #b71c1c 100%);
    border-radius: 999px;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(177, 5, 7, 0.28);
    margin-top: 0;
    box-sizing: border-box;
    flex-shrink: 0;
}

.why-zabannab__cta-text {
    color: #fff;
    font-weight: bold;
    font-size: clamp(0.9rem, 3.5vw, 1.1rem);
    text-align: center;
}

.why-zabannab__cta-icon {
    position: absolute;
    right: 6px;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
}

.why-zabannab__cta:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(177, 5, 7, 0.42);
}

.why-zabannab__cta-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: clamp(1.65rem, 4.5vw, 2rem);
    height: clamp(1.65rem, 4.5vw, 2rem);
    border-radius: 50%;
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.92);
    color: #fff;
    font-size: clamp(0.85rem, 2.4vw, 1rem);
    line-height: 1;
}

.landing-section--solid {
    background: #F9E3D5;
}



/* Reveal */
.reveal-card {
    opacity: 0;
    transform: translateY(-28px) scale(0.97);
    transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.landing-section.is-visible .reveal-card {
    opacity: 1;
    transform: none;
}

.reveal-item {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.65s var(--ease-out-expo), transform 0.65s var(--ease-out-expo);
}

.landing-section.is-visible .reveal-item:nth-child(1) {
    transition-delay: 0.12s;
    opacity: 1;
    transform: none;
}

.landing-section.is-visible .reveal-item:nth-child(2) {
    transition-delay: 0.24s;
    opacity: 1;
    transform: none;
}

.landing-section.is-visible .reveal-item:nth-child(3) {
    transition-delay: 0.36s;
    opacity: 1;
    transform: none;
}

.landing-section.is-visible .reveal-item:nth-child(4) {
    transition-delay: 0.48s;
    opacity: 1;
    transform: none;
}

/* ── Download page ── */
body.page-download {
    background: #fef9f3 !important;
    color: #3c2415 !important;
}

body.page-download .btn-app-download:not(.btn-app-download--icon) {
    display: none !important;
}

body.page-download #scroll-progress,
body.page-download #custom-cursor,
body.page-download .footer-group {
    display: none !important;
}

body.page-download .navbar-premium::before,
body.page-download .navbar-premium::after {
    display: none;
}

body.page-download .navbar-premium,
body.page-download .navbar-premium.is-scrolled {
    background: transparent !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    border-bottom: none;
}

body.page-download .navbar-logo {
    filter: none;
}

body.page-download .navbar-premium .menu-btn--glass {
    width: 44px;
    height: 44px;
    padding: 0 !important;
    border-radius: 50% !important;
    background: #3c2415;
    border: none;
    box-shadow: none;
}

body.page-download .navbar-premium .menu-btn--glass:hover {
    background: #4d3020;
    border: none;
    box-shadow: 0 4px 14px rgba(60, 36, 21, 0.25);
}

body.page-download .navbar-premium .menu-line,
body.page-download .navbar-premium .menu-btn--glass:hover .menu-line,
body.page-download .navbar-premium .menu-btn.is-open .menu-line {
    background-color: #fff;
}

body.page-download .navbar-premium .btn-app-download--icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
    background: #d14d33;
    border: none;
    box-shadow: 0 4px 14px rgba(209, 77, 51, 0.3);
}

body.page-download .navbar-premium .btn-app-download--icon:hover {
    background: #b8422c;
    border: none;
    box-shadow: 0 6px 18px rgba(209, 77, 51, 0.38);
}

.download-page {
    position: relative;
    min-height: calc(100vh - 80px);
    min-height: calc(100dvh - 80px);
    padding-top: calc(5.5rem + env(safe-area-inset-top, 0px));
    padding-bottom: calc(2.5rem + env(safe-area-inset-bottom, 0px));
    background: #fef9f3;
}

.download-page__container {
    width: min(100%, 480px);
    margin: 0 auto;
    padding: 0 var(--page-gutter);
}

.download-page__header {
    text-align: center;
    margin-bottom: var(--section-gap);
}

.download-page__title {
    font-size: clamp(1.35rem, 5vw, 1.65rem);
    font-weight: 800;
    line-height: 1.55;
    margin: 0 0 0.65rem;
    color: #3c2415;
}

.download-page__subtitle {
    margin: 0;
    font-size: clamp(0.88rem, 3.5vw, 0.95rem);
    line-height: 1.7;
    color: #8e8279;
}

.download-page__divider {
    display: flex;
    align-items: center;
    gap: var(--content-gap);
    margin-bottom: var(--section-gap);
}

.download-page__divider-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(193, 168, 130, 0.55), transparent);
}

.download-page__divider-diamond {
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    background: #c9a96e;
    transform: rotate(45deg);
    opacity: 0.75;
}

.download-cards {
    display: flex;
    flex-direction: column;
    gap: var(--content-gap);
}

.download-card {
    display: flex;
    align-items: center;
    gap: var(--content-gap);
    padding: var(--space-3) var(--space-2);
    border-radius: 22px;
    background: #f5ede4;
    border: 1px solid rgba(193, 168, 130, 0.18);
    box-shadow: 0 8px 28px rgba(60, 36, 21, 0.07);
    color: #3c2415;
    text-decoration: none;
    transition: transform 0.3s var(--ease-spring), box-shadow 0.3s ease, border-color 0.3s ease;
}

.download-card:hover {
    color: #3c2415;
    transform: translateY(-2px);
    border-color: rgba(209, 77, 51, 0.22);
    box-shadow: 0 14px 36px rgba(60, 36, 21, 0.12);
}

.download-card__icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #fff;
    color: #d14d33;
    font-size: 1.45rem;
    box-shadow: 0 2px 10px rgba(60, 36, 21, 0.06);
}

.download-card__content {
    flex: 1;
    min-width: 0;
    text-align: right;
    line-height: 1.35;
}

.download-card__title {
    display: block;
    font-size: 1rem;
    font-weight: 800;
    color: #3c2415;
}

.download-card__version {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.82rem;
    color: #8e8279;
}

.download-card__arrow {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(193, 168, 130, 0.45);
    color: #8e8279;
    font-size: 0.9rem;
    transition: border-color 0.3s ease, color 0.3s ease, background 0.3s ease;
}

.download-card:hover .download-card__arrow {
    border-color: rgba(209, 77, 51, 0.35);
    color: #d14d33;
    background: rgba(209, 77, 51, 0.06);
}

@media (min-width: 992px) {
    .download-page {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: calc(100vh - 60px);
        min-height: calc(100dvh - 60px);
    }

    .download-page__container {
        width: min(100%, 520px);
    }
}

/* Scroll hint */
.landing-scroll-hint {
    z-index: 3;
    align-self: end;
    justify-self: center;
    margin-bottom: var(--space-3);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
    animation: hintBounce 2.2s ease-in-out infinite;
}

.landing-scroll-hint__ring {
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px solid rgba(90, 46, 232, 0.65);
    animation: hintRing 2.2s ease-out infinite;
}

@keyframes hintBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(10px);
    }
}

@keyframes hintRing {
    0% {
        transform: scale(1);
        opacity: 0.85;
    }

    100% {
        transform: scale(1.9);
        opacity: 0;
    }
}

.landing-scroll-hint:hover {
    animation: none;
    transform: scale(1.15);
    box-shadow: 0 12px 36px rgba(90, 46, 232, 0.45);
}

/* Tablet & mobile — typography and content density only */
@media (max-width: 991.98px) {
    .landing-section__title {
        margin-bottom: 0.15rem;
        line-height: 1.35;
    }

    .landing-section__desc {
        margin-bottom: 1.1rem;
        line-height: 1.6;
    }

    .landing-section__badge {
        margin-bottom: 0.5rem;
    }

    .landing-cta {
        padding: 0.75rem 1.25rem;
    }

}

/* Phone — mobile-first layout & touch UX */
@media (max-width: 767.98px) {
    .navbar-premium {
        --header-action-size: 44px;
        --header-logo-size: 106px;
        display: grid !important;
        grid-template-columns: 1fr auto 1fr;
        align-items: center;
        gap: 0.35rem;
        min-height: calc(68px + env(safe-area-inset-top, 0px));
        padding: calc(var(--nav-padding-y) + 0.55rem + env(safe-area-inset-top, 0px)) var(--nav-padding-x) var(--nav-padding-y) !important;
        background: rgba(8, 8, 10, 0.78) !important;
        backdrop-filter: blur(20px) saturate(1.4);
        -webkit-backdrop-filter: blur(20px) saturate(1.4);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    }

    .navbar-premium__side:first-child {
        position: absolute;
        right: var(--page-gutter);
        left: auto;
        top: calc(50% + env(safe-area-inset-top, 0px) / 2);
        transform: translateY(-50%);
        z-index: 2;
    }

    .navbar-premium__side--end {
        position: absolute;
        left: var(--page-gutter);
        right: auto;
        top: calc(50% + env(safe-area-inset-top, 0px) / 2);
        transform: translateY(-50%);
        z-index: 2;
    }

    .navbar-premium__logo {
        position: relative;
        grid-column: 1 / -1;
        justify-self: center;
        transform: none;
        left: auto;
        top: auto;
        width: auto;
        height: auto;
        overflow: hidden;
        border-radius: 0;
    }

    .navbar-premium::before {
        opacity: 0 !important;
    }

    .navbar-premium.is-scrolled {
        background: rgba(8, 8, 10, 0.78) !important;
        padding: calc(var(--nav-padding-y) + 0.55rem + env(safe-area-inset-top, 0px)) var(--nav-padding-x) var(--nav-padding-y) !important;
    }

    .navbar-logo {
        width: var(--header-logo-size);
        height: auto;
        max-height: var(--header-logo-size);
        object-fit: contain;
    }

    .navbar-premium.is-scrolled .navbar-logo {
        width: var(--header-logo-size);
    }

    .navbar-premium__side {
        min-width: auto;
        gap: 0.5rem;
    }

    .navbar-premium .menu-btn--glass {
        width: var(--header-action-size);
        height: var(--header-action-size);
        padding: 0 !important;
        justify-content: center;
        border-radius: 50% !important;
        border: 1px solid rgba(255, 255, 255, 0.38) !important;
        background: rgba(255, 255, 255, 0.06) !important;
        box-shadow: none;
    }

    .navbar-premium .menu-btn--glass:hover {
        border-color: rgba(255, 255, 255, 0.55) !important;
        background: rgba(255, 255, 255, 0.1) !important;
        box-shadow: none;
        transform: none;
    }

    .navbar-premium .menu-lines {
        gap: 5px;
        align-items: center;
    }

    .navbar-premium .menu-line {
        width: 22px;
        height: 2px;
    }

    .navbar-premium .menu-btn.is-open .menu-line:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar-premium .menu-btn.is-open .menu-line:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .navbar-premium .btn-app-download--icon {
        width: var(--header-action-size);
        height: var(--header-action-size);
        border-radius: 50% !important;
        border: 1px solid rgba(255, 255, 255, 0.38) !important;
        background: rgba(255, 255, 255, 0.06) !important;
        box-shadow: none;
    }

    .navbar-premium .btn-app-download--icon:hover {
        border-color: rgba(255, 255, 255, 0.55) !important;
        background: rgba(255, 255, 255, 0.1) !important;
        box-shadow: none;
        transform: none;
    }

    .navbar-premium .btn-app-download--icon::after {
        display: none;
    }

    /* Light content pages — solid action buttons (override dark glass mobile defaults) */
    body.page-contact-v2 .navbar-premium .menu-btn--glass,
    body.page-download-v2 .navbar-premium .menu-btn--glass,
    body.zb-scaled-page .navbar-premium .menu-btn--glass,
    body.page-contact-v2 .navbar-premium .btn-app-download--icon,
    body.page-download-v2 .navbar-premium .btn-app-download--icon,
    body.zb-scaled-page .navbar-premium .btn-app-download--icon {
        background: var(--nav-action-bg) !important;
        border: none !important;
        box-shadow: var(--nav-action-shadow) !important;
        color: #fff !important;
    }

    body.page-contact-v2 .navbar-premium .menu-btn--glass:hover,
    body.page-download-v2 .navbar-premium .menu-btn--glass:hover,
    body.zb-scaled-page .navbar-premium .menu-btn--glass:hover,
    body.page-contact-v2 .navbar-premium .btn-app-download--icon:hover,
    body.page-download-v2 .navbar-premium .btn-app-download--icon:hover,
    body.zb-scaled-page .navbar-premium .btn-app-download--icon:hover {
        background: var(--nav-action-bg-hover) !important;
        border: none !important;
        box-shadow: var(--nav-action-shadow-hover) !important;
        color: #fff !important;
    }

    body.page-contact-v2 .navbar-premium .menu-line,
    body.page-download-v2 .navbar-premium .menu-line,
    body.zb-scaled-page .navbar-premium .menu-line,
    body.page-contact-v2 .navbar-premium .menu-btn--glass:hover .menu-line,
    body.page-download-v2 .navbar-premium .menu-btn--glass:hover .menu-line,
    body.zb-scaled-page .navbar-premium .menu-btn--glass:hover .menu-line,
    body.page-contact-v2 .navbar-premium .menu-btn.is-open .menu-line,
    body.page-download-v2 .navbar-premium .menu-btn.is-open .menu-line,
    body.zb-scaled-page .navbar-premium .menu-btn.is-open .menu-line {
        background-color: #fff;
    }

    body.page-contact-v2 .navbar-premium.is-scrolled,
    body.page-download-v2 .navbar-premium.is-scrolled,
    body.zb-scaled-page .navbar-premium.is-scrolled {
        background: var(--nav-light-bg) !important;
        box-shadow: var(--nav-light-shadow) !important;
    }

    .landing-section::before {
        content: '';
        position: absolute;
        inset: 0;
        z-index: 1;
        pointer-events: none;
        background: linear-gradient(180deg,
                transparent 0%,
                rgba(0, 0, 0, 0.08) 20%,
                transparent 36%);
    }

    .landing-section.landing-section--dark::before {
        background: linear-gradient(180deg,
                transparent 0%,
                rgba(0, 0, 0, 0.12) 22%,
                transparent 38%);
    }

    /* Bottom nav replaces scroll hint on phone */
    .landing-scroll-hint {
        display: none;
    }

    /* Compact fade cards — clear fixed header */
    #ai-part,
    #best-result,
    #download,
    #teaching-method {
        --card-fade: radial-gradient(ellipse 140% 115% at 50% 16%,
                var(--card-fade-core, rgba(255, 251, 245, 0.30)) 0%,
                var(--card-fade-mid, rgba(255, 248, 238, 0.18)) 46%,
                var(--card-fade-edge, rgba(255, 245, 232, 0.03)) 100%);
        --card-fade-expanded: radial-gradient(ellipse 140% 115% at 50% 16%,
                var(--card-fade-core-expanded, rgba(255, 251, 245, 0.44)) 0%,
                var(--card-fade-mid-expanded, rgba(255, 248, 238, 0.28)) 50%,
                var(--card-fade-edge-expanded, rgba(255, 245, 232, 0.08)) 100%);
    }

    #ai-part {
        --card-fade-core: rgba(255, 251, 245, 0.30);
        --card-fade-mid: rgba(255, 248, 238, 0.18);
        --card-fade-edge: rgba(255, 245, 232, 0.03);
        --card-fade-core-expanded: rgba(255, 251, 245, 0.44);
        --card-fade-mid-expanded: rgba(255, 248, 238, 0.28);
        --card-fade-edge-expanded: rgba(255, 245, 232, 0.08);
    }

    #best-result {
        --card-fade-core: rgba(18, 14, 10, 0.34);
        --card-fade-mid: rgba(28, 24, 20, 0.20);
        --card-fade-edge: rgba(36, 30, 26, 0.03);
        --card-fade-core-expanded: rgba(18, 14, 10, 0.46);
        --card-fade-mid-expanded: rgba(28, 24, 20, 0.30);
        --card-fade-edge-expanded: rgba(36, 30, 26, 0.08);
    }

    #download {
        --card-fade-core: rgba(255, 250, 242, 0.30);
        --card-fade-mid: rgba(252, 244, 232, 0.18);
        --card-fade-edge: rgba(248, 238, 224, 0.03);
        --card-fade-core-expanded: rgba(255, 250, 242, 0.44);
        --card-fade-mid-expanded: rgba(252, 244, 232, 0.28);
        --card-fade-edge-expanded: rgba(248, 238, 224, 0.08);
    }

    #teaching-method {
        --card-fade-core: rgba(255, 252, 246, 0.30);
        --card-fade-mid: rgba(250, 242, 230, 0.18);
        --card-fade-edge: rgba(245, 236, 222, 0.03);
        --card-fade-core-expanded: rgba(255, 252, 246, 0.44);
        --card-fade-mid-expanded: rgba(250, 242, 230, 0.28);
        --card-fade-edge-expanded: rgba(245, 236, 222, 0.08);
    }

    .landing-section__card {
        align-self: start;
        max-width: none;
        justify-self: stretch;
        margin-top: calc(var(--nav-h, var(--mobile-nav-h, calc(4.5rem + env(safe-area-inset-top, 0px)))) + clamp(0.35rem, 1.2svh, 0.65rem));
        margin-bottom: auto;
        --box-title-size: clamp(0.95rem, 1.1rem + 0.35svh, 1.2rem);
        --box-body-size: clamp(0.8rem, 0.76rem + 0.28svh, 0.92rem);
        --card-padding-block: clamp(0.75rem, 0.55rem + 0.9svh, 1.1rem);
        border-radius: 20px;
        color: var(--card-text, #1f1810);
    }

    .landing-section__content {
        align-self: start;
        max-width: none;
        justify-self: stretch;
    }

    .landing-section__card:has(.landing-more),
    .landing-section__content:has(.landing-more) {
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(90, 46, 232, 0.12);
    }

    .landing-section__card:has(.landing-more.is-open) .landing-more__body,
    .landing-section__content:has(.landing-more.is-open) .landing-more__body {
        cursor: auto;
    }

    .landing-section__title {
        margin-bottom: 0.12rem;
        line-height: 1.35;
    }

    .landing-section__desc {
        margin-bottom: 0.75rem;
        line-height: 1.5;
        color: var(--card-desc, rgba(38, 30, 22, 0.88));
        overflow: visible;
        text-overflow: unset;
        white-space: normal;
        overflow-wrap: anywhere;
        word-break: break-word;
        -webkit-line-clamp: unset;
        line-clamp: unset;
    }

    @media (max-height: 700px) {
        .landing-section__card {
            --box-title-size: clamp(0.88rem, 0.82rem + 0.55svh, 1.05rem);
            --box-body-size: clamp(0.75rem, 0.7rem + 0.35svh, 0.85rem);
            --card-padding-block: clamp(0.6rem, 0.45rem + 0.65svh, 0.85rem);
        }

        .landing-section__title {
            line-height: 1.3;
            margin-bottom: 0.08rem;
        }

        .landing-section__desc {
            margin-bottom: 0.55rem;
            line-height: 1.45;
        }

        .landing-more__toggle {
            min-height: 32px;
            padding: 0.2rem 0;
        }
    }

    .landing-section__badge {
        margin-bottom: 0.2rem;
        padding: 0.12rem 0.45rem;
        font-size: 0.58rem;
    }

    .landing-more__toggle {
        display: inline-flex;
        width: auto;
        min-height: 36px;
        margin-top: 0.15rem;
        padding: 0.35rem 0;
        border-radius: 0;
        background: transparent;
    }

    .landing-section__card--dark .landing-more__toggle {
        background: transparent;
    }

    .landing-more__icon {
        font-size: 0.85em;
    }

    .landing-cta {
        min-height: 44px;
        padding: 0.7rem 1rem;
        font-size: 0.88rem;
        border-radius: 12px;
    }

    body.page-download .navbar-premium,
    body.page-download .navbar-premium.is-scrolled {
        background: transparent !important;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        border-bottom: none;
        box-shadow: none;
    }

    .download-page {
        padding-top: calc(4.5rem + env(safe-area-inset-top, 0px));
    }

    .download-card {
        border-radius: 20px;
    }

    .download-card__icon {
        width: 48px;
        height: 48px;
        font-size: 1.35rem;
    }

    /* Footer — mobile: two full-height snap pages, seamless continuation */
    .fullpage-scroll .footer-group {
        display: contents;
        height: auto !important;
        min-height: 0 !important;
        max-height: none !important;
        overflow: visible;
        scroll-snap-align: none;
        scroll-snap-stop: normal;
    }

    .fullpage-scroll .footer-group__inner {
        display: contents;
        transform: none !important;
    }

    .fullpage-scroll .footer-group .footer-section,
    .fullpage-scroll .footer-page {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        height: var(--page-h, 100vh) !important;
        height: var(--page-h, 100dvh) !important;
        min-height: var(--page-h, 100vh) !important;
        min-height: var(--page-h, 100dvh) !important;
        max-height: var(--page-h, 100vh) !important;
        max-height: var(--page-h, 100dvh) !important;
        overflow: hidden;
        scroll-snap-align: start;
        scroll-snap-stop: always;
    }

    .footer-page--2.footer-premium {
        border-top: none;
    }

    .footer-page--2.footer-premium::before {
        display: none;
    }

    .footer-page--1 .footer-content {
        position: relative;
    }

    .footer-page--1 .footer-content::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        height: 3.5rem;
        pointer-events: none;
        background: linear-gradient(180deg, transparent, #0c0c0f 88%);
        z-index: 1;
    }

    .fullpage-scroll .footer-premium .footer-content,
    .fullpage-scroll .footer-content {
        flex: 1 1 auto;
        height: 100% !important;
        min-height: 0;
        max-height: 100%;
        justify-content: flex-start !important;
        align-items: stretch;
        gap: 0.85rem;
        overflow: hidden !important;
        transform: none !important;
        padding-block-start: calc(var(--nav-h, var(--mobile-nav-h, 4.25rem)) + 0.25rem);
        padding-block-end: calc(1.25rem + env(safe-area-inset-bottom, 0px));
        padding-inline-start: 0.85rem;
        padding-inline-end: 0.85rem;
    }

    .footer-content__fit {
        flex: 1 1 auto;
        min-height: 0;
        overflow: hidden;
        gap: 0.85rem;
    }

    .footer-page--2 .footer-content--continued .footer-content__fit {
        flex: 1 1 auto;
        min-height: 0;
        overflow: hidden;
    }

    .footer-page--2 .footer-bottom {
        flex: 0 0 auto;
        margin-top: 0;
    }

    .footer-content--continued {
        padding-block-start: 0.65rem !important;
        justify-content: space-between !important;
    }

    .footer-premium .footer-content {
        padding-block-start: calc(var(--nav-h, var(--mobile-nav-h, 4.25rem)) + 0.25rem) !important;
        padding-block-end: calc(1.25rem + env(safe-area-inset-bottom, 0px)) !important;
        padding-inline-start: 0.85rem !important;
        padding-inline-end: 0.85rem !important;
        justify-content: flex-start !important;
        overflow: hidden !important;
    }

    .footer-grid--page1 {
        flex: 1 1 auto;
        min-height: 0;
        overflow: visible;
    }

    .footer-grid--page2 {
        flex: 1 1 auto;
        min-height: 0;
        grid-template-columns: 1fr;
        gap: 0.85rem;
    }

    .footer-page--2 .footer-content--continued {
        justify-content: space-between !important;
        gap: 0.75rem;
    }

    .footer-page-2__head {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.55rem;
        text-align: center;
        padding-bottom: 0.35rem;
    }

    .footer-page-2__logo {
        width: 64px;
        height: auto;
        opacity: 0.92;
    }

    .footer-page-2__lead {
        margin: 0;
        font-size: 0.92rem;
        font-weight: 700;
        color: #ffffff;
        line-height: 1.5;
    }

    .footer-page--2 .footer-col {
        padding: 0.6rem 0.7rem;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .footer-page--2 .footer-col--links .footer-list li {
        margin-bottom: 0.35rem;
    }

    .footer-page--2 .footer-nav-link,
    .footer-page--2 .footer-link {
        width: 100%;
        padding: 0.3rem 0;
        font-size: 0.84rem;
    }

    .footer-page--2 .footer-link i {
        width: 36px;
        height: 36px;
        font-size: 0.95rem;
    }

    .footer-page--2 .footer-address {
        gap: 0.65rem;
    }

    .footer-page--2 .footer-address__text {
        font-size: 0.82rem;
        line-height: 1.65;
    }

    .footer-page-2__cta {
        align-self: stretch;
        justify-content: center;
        margin-top: 0;
        padding: 0.58rem 1rem;
        font-size: 0.84rem;
    }

    .footer-page--2 .footer-bottom {
        margin-top: auto;
        padding-top: 0.65rem;
    }

    .footer-page--2 .footer-title {
        margin-bottom: 0.45rem;
        padding-bottom: 0.3rem;
        font-size: 0.86rem;
    }

    .footer-page-hint {
        position: absolute;
        left: 50%;
        bottom: calc(0.35rem + env(safe-area-inset-bottom, 0px));
        transform: translateX(-50%);
        z-index: 2;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 2.35rem;
        height: 2.35rem;
        padding: 0;
        border: none;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.06);
        color: rgba(255, 255, 255, 0.72);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        box-shadow: 0 4px 18px rgba(0, 0, 0, 0.28);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
        transition: color 0.25s ease, background 0.25s ease, transform 0.25s ease;
    }

    .footer-page-hint__ring {
        position: absolute;
        inset: -3px;
        border-radius: inherit;
        border: 1px solid rgba(90, 46, 232, 0.35);
        opacity: 0.65;
        animation: footer-hint-pulse 2.2s ease-in-out infinite;
    }

    .footer-page-hint i {
        position: relative;
        font-size: 1rem;
        animation: footer-hint-bob 2.2s ease-in-out infinite;
    }

    .footer-page-hint:active {
        transform: translateX(-50%) scale(0.94);
    }

    @keyframes footer-hint-pulse {

        0%,
        100% {
            transform: scale(1);
            opacity: 0.45;
        }

        50% {
            transform: scale(1.08);
            opacity: 0.85;
        }
    }

    @keyframes footer-hint-bob {

        0%,
        100% {
            transform: translateY(0);
        }

        50% {
            transform: translateY(3px);
        }
    }

    .footer-premium .footer-list li a {
        justify-content: flex-start !important;
    }

    .footer-premium .footer-link i,
    .footer-premium .footer-nav-link i {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        line-height: 1;
    }

    .footer-premium .footer-link i::before,
    .footer-premium .footer-nav-link i::before {
        display: block;
        line-height: 1;
    }

    .footer-address__icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        margin-top: 0;
        line-height: 1;
    }

    .btn-app-download--footer {
        align-self: center;
    }

    .btn-app-download--footer .btn-app-download__icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
    }

    @media (max-height: 740px) {
        .footer-premium .footer-content {
            padding-block-start: calc(var(--nav-h, var(--mobile-nav-h, 4rem)) + 0.2rem) !important;
        }

        .footer-top {
            padding-bottom: 0.65rem;
            margin-bottom: 0.65rem;
        }

        .footer-premium .footer-grid {
            gap: 0.75rem 0.85rem;
        }

        .footer-premium .footer-title {
            margin-bottom: 0.45rem;
            padding-bottom: 0.25rem;
        }

        .footer-list li {
            margin-bottom: 0.35rem;
        }

        .footer-bottom {
            margin-top: 0.65rem;
            padding-top: 0.65rem;
        }
    }

    .footer-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.75rem;
        padding-bottom: 0.85rem;
        margin-bottom: 0.85rem;
    }

    .footer-brand {
        flex-direction: column;
        align-items: center;
        gap: 0.45rem;
        text-align: center;
    }

    .footer-brand__logo {
        width: 76px;
    }

    .footer-brand__name {
        font-size: 1rem;
    }

    .footer-brand__tagline {
        font-size: 0.8rem;
        line-height: 1.55;
    }

    .footer-premium .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.1rem 1rem;
        text-align: right;
    }

    .footer-premium .footer-grid .footer-col--about {
        grid-column: 1 / -1;
    }

    .footer-premium .footer-title {
        margin-bottom: 0.7rem;
        padding-bottom: 0.4rem;
        font-size: 0.92rem;
    }

    .footer-premium .footer-text {
        font-size: 0.84rem;
        line-height: 1.75;
    }

    .footer-metrics {
        margin-top: 0.85rem;
        gap: 1.1rem;
    }

    .footer-metrics strong {
        font-size: 1rem;
    }

    .footer-metrics span {
        font-size: 0.68rem;
    }

    .footer-list li {
        margin-bottom: 0.5rem;
    }

    .footer-premium .footer-nav-link,
    .footer-premium .footer-link {
        font-size: 0.86rem;
        gap: 0.5rem;
    }

    .footer-premium .footer-link i {
        width: 32px;
        height: 32px;
        font-size: 0.88rem;
        border-radius: 9px;
    }

    .footer-address__text {
        font-size: 0.84rem;
        line-height: 1.75;
    }

    .footer-bottom {
        margin-top: 0.75rem;
        padding-top: 0.85rem;
    }

    .footer-bottom__row {
        gap: 0.6rem;
    }

    .footer-premium .footer-copyright {
        font-size: 0.72rem;
    }

    .footer-legal {
        gap: 0.6rem;
    }

    .footer-legal__link {
        font-size: 0.72rem;
    }

    .btn-app-download--footer {
        padding: 0.6rem 1.2rem;
        font-size: 0.88rem;
    }

}

/* Desktop layout — RTL: start = right side */
@media (min-width: 992px) {
    .fullpage-scroll .footer-premium .footer-content {
        padding-block-start: calc(var(--nav-h, 4.5rem) + 0.35rem) !important;
        padding-block-end: 1.25rem !important;
        padding-inline-start: 1rem !important;
        padding-inline-end: 1.25rem !important;
    }

    .reveal-card {
        transform: translateY(50px) scale(0.94);
    }

    .landing-section__card {
        align-self: start;
        justify-self: start;
        margin-block: 0;
        margin-top: clamp(4.5rem, 10vh + 1rem, 7rem);
        margin-inline-start: max(clamp(14%, 8vw + 2%, 22%), var(--card-indicator-gap));
        margin-inline-end: auto;
        max-width: min(340px, 32vw);
    }

    #teaching-method .landing-section__card {
        margin-inline-start: auto;
        margin-inline-end: max(clamp(14%, 8vw + 2%, 22%), var(--card-indicator-gap));
    }

    #why-zabannab .landing-section__content {
        align-self: center;
        justify-self: center;
        margin-block: 0;
        margin-inline: auto;
        max-width: min(500px, 100%);
        overflow-x: hidden;
    }

    #why-zabannab {
        --why-inline: clamp(0.75rem, 2vw, 1.25rem);
        --why-gap: clamp(0.2rem, 0.65svh, 0.5rem);
        --why-col-max: 480px;
    }

    #why-zabannab .why-zabannab__scale {
        max-width: 480px;
    }

    #why-zabannab .main-wrapper {
        padding-top: calc(var(--nav-h, 4.5rem) * 0.78 + 0.05rem);
    }

    #why-zabannab .why-zabannab__text {
        font-size: clamp(1.55rem, 2.6vw, 2.35rem);
    }

    #why-zabannab .why-zabannab__counters {
        gap: 8px;
    }

    .landing-cta {
        width: auto;
        min-width: 200px;
    }

}

section.landing-section,
section.landing-section#best-result,
section.landing-section#teaching-method,
section.landing-section#ai-part,
section.landing-section#download {
    position: relative;
    top: auto;
    padding: 0 !important;
}

.footer-col.reveal-up,
.footer-copyright.reveal-up,
.footer-brand.reveal-up,
.footer-top.reveal-up,
.footer-bottom.reveal-up,
.footer-page-2__head.reveal-up,
.footer-page-2__cta.reveal-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.footer-section.is-visible .footer-brand.reveal-up,
.footer-section.is-visible .footer-top.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0s;
}

.footer-section.is-visible .footer-col.reveal-up:nth-child(1) {
    opacity: 1;
    transform: none;
    transition-delay: 0.08s;
}

.footer-section.is-visible .footer-col.reveal-up:nth-child(2) {
    opacity: 1;
    transform: none;
    transition-delay: 0.16s;
}

.footer-section.is-visible .footer-col.reveal-up:nth-child(3) {
    opacity: 1;
    transform: none;
    transition-delay: 0.24s;
}

.footer-section.is-visible .footer-col.reveal-up:nth-child(4) {
    opacity: 1;
    transform: none;
    transition-delay: 0.32s;
}

.footer-section.is-visible .footer-bottom.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.42s;
}

.footer-page--2.footer-section.is-visible .footer-page-2__head.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0s;
}

.footer-page--2.footer-section.is-visible .footer-col--links.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.06s;
}

.footer-page--2.footer-section.is-visible .footer-col--contact.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.12s;
}

.footer-page--2.footer-section.is-visible .footer-col--address.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.18s;
}

.footer-page--2.footer-section.is-visible .footer-page-2__cta.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.24s;
}

.footer-page--2.footer-section.is-visible .footer-bottom.reveal-up {
    opacity: 1;
    transform: none;
    transition-delay: 0.3s;
}

/* Desktop — stacked footer pages read as one block */
@media (min-width: 768px) {
    .footer-page--2.footer-premium {
        border-top: none;
    }

    .footer-page--2.footer-premium::before {
        display: none;
    }

    .footer-content--continued {
        padding-block-start: 0 !important;
    }

    .footer-grid--page2 {
        margin-top: -0.35rem;
    }

    .footer-page--2 .footer-col {
        padding: 0;
        border-radius: 0;
        background: none;
        border: none;
    }

    .footer-page--2 .footer-bottom {
        margin-top: 0.75rem;
    }
}

@media (min-width: 992px) {
    .footer-grid--page1 {
        grid-template-columns: 1fr;
    }

    .footer-grid--page2 {
        grid-template-columns: 1fr 1.1fr 1.2fr;
        gap: 2.75rem;
    }
}

/* ── Footer (redesign — clean, high-contrast) ── */
.footer-premium {
    position: relative;
    background: #0c0c0f;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    isolation: isolate;
}

/* thin brand hairline at the very top */
.footer-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    z-index: 3;
    pointer-events: none;
    background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
    opacity: 0.85;
}

/* soft single glow, low intensity — keeps it on-brand without hurting readability */
.footer-premium::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(120% 80% at 50% -10%, rgba(90, 46, 232, 0.12), transparent 60%);
}

.footer-premium .footer-content {
    position: relative;
    z-index: 2;
    width: min(1180px, 100%);
    max-width: 1180px !important;
    margin: 0 auto;
    padding: 3rem 1.5rem 1.75rem !important;
    display: flex;
    flex-direction: column;
}

/* ── Top row: brand + CTA ── */
.footer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: right;
}

.footer-brand__link {
    display: inline-flex;
    text-decoration: none;
    transition: transform 0.35s var(--ease-spring);
}

.footer-brand__link:hover {
    transform: scale(1.05);
}

.footer-brand__logo {
    width: 88px;
    height: auto;
}

.footer-brand__text {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 0;
}

.footer-brand__name {
    font-size: 1.1rem;
    font-weight: 800;
    color: #ffffff;
}

.footer-brand__tagline {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.7;
    color: #a7adb8;
}

/* ── Info grid ── */
.footer-premium .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: right;
}

@media (min-width: 600px) {
    .footer-premium .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--section-gap) var(--space-5);
    }
}

@media (min-width: 992px) {
    .footer-premium .footer-grid {
        grid-template-columns: 1.5fr 1fr 1.1fr 1.2fr;
        gap: var(--space-5);
    }
}

.footer-col {
    min-width: 0;
}

.footer-premium .footer-title {
    position: relative;
    margin: 0 0 1.2rem;
    padding-bottom: 0.65rem;
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
}

.footer-premium .footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 34px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent), var(--primary));
}

.footer-premium .footer-text {
    margin: 0;
    font-size: 0.9rem;
    line-height: 2;
    color: #c4c8d0;
}

/* metrics */
.footer-metrics {
    list-style: none;
    margin: 1.35rem 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1.75rem;
}

.footer-metrics li {
    margin: 0;
}

.footer-metrics strong {
    display: block;
    margin-bottom: 0.1rem;
    font-size: 1.2rem;
    font-weight: 800;
    color: #ffffff;
}

.footer-metrics span {
    font-size: 0.74rem;
    color: #969bb0;
}

/* lists */
.footer-premium .footer-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-premium .footer-list li {
    display: block;
    margin-bottom: 0.8rem;
}

.footer-premium .footer-list li:last-child {
    margin-bottom: 0;
}

/* quick-nav links */
.footer-premium .footer-nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.55rem;
    text-decoration: none;
    color: #c4c8d0;
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
    transition: color 0.25s ease, transform 0.3s var(--ease-out-expo);
}

.footer-premium .footer-nav-link i {
    font-size: 0.7rem;
    color: var(--accent);
    transition: transform 0.3s var(--ease-out-expo);
}

.footer-premium .footer-nav-link:hover {
    color: #ffffff;
    transform: translateX(-4px);
}

.footer-premium .footer-nav-link:hover i {
    transform: translateX(-2px);
}

/* contact links */
.footer-premium .footer-link {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.65rem;
    text-decoration: none;
    color: #c4c8d0;
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
    transition: color 0.25s ease;
}

.footer-premium .footer-link i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    flex-shrink: 0;
    font-size: 0.92rem;
    color: var(--accent);
    background: rgba(255, 210, 51, 0.12);
    border: 1px solid rgba(255, 210, 51, 0.22);
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.footer-premium .footer-link:hover {
    color: #ffffff;
}

.footer-premium .footer-link:hover i {
    background: var(--accent);
    border-color: var(--accent);
    color: #1a1205;
}

/* address */
.footer-premium .footer-address {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.65rem;
}

.footer-address__icon {
    flex-shrink: 0;
    margin-top: 0.15rem;
    font-size: 1.05rem;
    color: var(--accent);
}

.footer-address__text {
    margin: 0;
    font-size: 0.9rem;
    line-height: 2;
    color: #c4c8d0;
}

/* ── Bottom bar ── */
.footer-bottom {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom__row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.85rem;
}

@media (min-width: 768px) {
    .footer-bottom__row {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
    }
}

.footer-premium .footer-copyright {
    margin: 0;
    text-align: center;
    font-size: 0.83rem;
    color: #8b909d;
}

.footer-premium .footer-copyright strong {
    color: #c4c8d0;
    font-weight: 700;
}

.footer-legal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.footer-legal__link {
    font-size: 0.83rem;
    font-weight: 500;
    color: #969bb0;
    text-decoration: none;
    transition: color 0.25s ease;
}

.footer-legal__link:hover {
    color: var(--accent);
}

.footer-legal__sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #50545f;
    flex-shrink: 0;
}

.btn-app-download--footer {
    padding: 0.7rem 1.5rem;
    flex-shrink: 0;
}

/* ── Premium modal / dialog ── */
.modal-premium__overlay {
    position: fixed;
    inset: 0;
    z-index: 60000;
    background: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
    transition: background 0.45s ease, backdrop-filter 0.45s ease, opacity 0.45s ease;
    pointer-events: none;
}

.modal-premium__overlay.is-visible {
    background: rgba(0, 0, 0, 0.62);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
    pointer-events: auto;
}

.modal-premium {
    position: fixed;
    inset: 0;
    z-index: 60001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    pointer-events: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.modal-premium.is-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.premium-modal {
    position: relative;
    width: min(100%, 560px);
    max-height: min(85vh, 780px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: 24px;
    background: linear-gradient(165deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 246, 244, 0.96) 100%);
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow:
        0 28px 80px rgba(0, 0, 0, 0.45),
        0 0 0 1px rgba(90, 46, 232, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    opacity: 0;
    transform: scale(0.88) translateY(28px);
    filter: blur(6px);
    transition:
        opacity 0.55s var(--ease-out-expo),
        transform 0.55s var(--ease-out-expo),
        filter 0.55s var(--ease-out-expo);
}

.premium-modal.is-visible {
    opacity: 1;
    transform: none;
    filter: blur(0);
}

.premium-modal--tall {
    width: min(100%, 640px);
    max-height: min(88vh, 860px);
}

.premium-modal__glow {
    position: absolute;
    top: -60px;
    right: -40px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(90, 46, 232, 0.2), transparent 70%);
    pointer-events: none;
}

.premium-modal__close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 3;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    line-height: 0;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.85);
    color: #333;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease, transform 0.35s var(--ease-spring), box-shadow 0.3s ease;
}

.premium-modal__close .bi {
    display: grid;
    place-items: center;
    width: 1em;
    height: 1em;
    line-height: 1;
}

.premium-modal__close .bi::before {
    vertical-align: 0;
    line-height: 1;
}

.premium-modal__close:hover {
    background: var(--primary);
    color: #fff;
    border-color: transparent;
    transform: rotate(90deg) scale(1.05);
    box-shadow: 0 8px 20px rgba(90, 46, 232, 0.35);
}

.premium-modal__header {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1.35rem 1.35rem 0.85rem 3.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.premium-modal__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    flex-shrink: 0;
    background: linear-gradient(135deg, rgba(90, 46, 232, 0.15), rgba(255, 210, 51, 0.12));
    border: 1px solid rgba(90, 46, 232, 0.2);
    color: var(--primary);
    font-size: 1.15rem;
}

.premium-modal__title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.5;
    color: #1a1a1a;
}

.premium-modal__body {
    position: relative;
    z-index: 2;
    padding: 1.1rem 1.35rem 1.35rem;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.premium-modal__text {
    margin: 0 0 1rem;
    font-size: 0.925rem;
    font-weight: 400;
    line-height: 1.95;
    color: #3d3d3d;
    text-align: justify;
}

.premium-modal__text:last-child {
    margin-bottom: 0;
}

.premium-modal__subtitle {
    margin: 1.35rem 0 0.65rem;
    padding-right: 0.75rem;
    border-right: 3px solid var(--primary);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.55;
    color: #1a1a1a;
}

.premium-modal__list {
    margin: 0 0 1rem;
    padding-right: 1.25rem;
    color: #3d3d3d;
    font-size: 0.925rem;
    line-height: 1.9;
}

.premium-modal__list li {
    margin-bottom: 0.85rem;
}

.premium-modal__list strong {
    color: #1a1a1a;
    font-weight: 700;
}

@media (min-width: 768px) {
    .premium-modal__title {
        font-size: 1.25rem;
    }

    .premium-modal__text,
    .premium-modal__list {
        font-size: 0.95rem;
    }
}

/* ── Cursor ── */
.custom-cursor.hovering {
    mix-blend-mode: normal;
    background: rgba(90, 46, 232, 0.2);
    box-shadow: 0 0 24px rgba(90, 46, 232, 0.5);
}

@media (prefers-reduced-motion: reduce) {

    .landing-section__media img,
    .landing-scroll-hint,
    .landing-section__orb,
    .footer-premium__orb,
    .navbar-premium__logo::after,
    .landing-section__badge,
    .landing-cta,
    .menu-drawer__orb {
        animation: none !important;
    }

    .menu-drawer__panel,
    .menu-drawer__link,
    .menu-drawer__group,
    .btn-app-download--drawer,
    .menu-drawer__scrim,
    .premium-modal,
    .modal-premium__overlay,
    .landing-more__body,
    .landing-more__content,
    .landing-more__icon {
        transition-duration: 0.01ms !important;
    }

    .reveal-card,
    .reveal-item,
    .footer-col.reveal-up,
    .footer-brand.reveal-up,
    .footer-bottom.reveal-up {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }

    .menu-drawer.open .menu-drawer__link,
    .menu-drawer.open .menu-drawer__group,
    .menu-drawer.open .btn-app-download--drawer,
    .premium-modal.is-visible {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }
}

/* ──────────────────────────────────────────────────────────
   Zaban Nab Modern Showcase Sections (Image-Centric + Split 2-Column)
   v2.0 — Matches Flutter Mobile Design System & Elite Web UX
────────────────────────────────────────────────────────── */
.zn-showcase-section {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
}

/* ──────────────────────────────────────────────────────────
   Zaban Nab: Cinematic Hero Sections, Floating Glass Cards & Responsive Engine
   ────────────────────────────────────────────────────────── */

/* ── Base / Mobile Layout (< 992px) ── */
.zn-hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    height: 100svh;
    min-height: 100svh;
    max-height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: 0 1rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
    box-sizing: border-box;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    background: #0e0c22;
    margin: 0;
}

.zn-hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    background: #0e0c22;
}

.zn-hero-bg-pic {
    display: block;
    width: 100%;
    height: 100%;
}

.zn-hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.zn-hero-bg-scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(10, 8, 26, 0.96) 0%,
        rgba(10, 8, 26, 0.72) 42%,
        rgba(10, 8, 26, 0.15) 75%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 2;
}

.zn-hero-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: auto;
}

/* Floating Sleek Glass Card (Mobile) */
.zn-glass-hero-card {
    width: 100%;
    background: rgba(14, 12, 34, 0.72);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    padding: 1.15rem 1.25rem;
    box-shadow:
        0 20px 48px rgba(0, 0, 0, 0.6),
        0 0 30px rgba(90, 46, 232, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    gap: 0.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: right;
    direction: rtl;
    margin: 0;
    box-sizing: border-box;
}

/* Badges hidden on mobile for clean breathing room */
.zn-badge-pill {
    display: none;
    align-items: center;
    gap: 0.45rem;
    padding: 0.28rem 0.85rem;
    background: rgba(90, 46, 232, 0.25);
    border: 1px solid rgba(90, 46, 232, 0.45);
    border-radius: 9999px;
    color: #FFD233;
    font-size: 0.78rem;
    font-weight: 700;
    box-shadow: 0 0 15px rgba(90, 46, 232, 0.25);
}

.zn-badge-pill--mint {
    background: rgba(20, 185, 176, 0.2);
    border-color: rgba(20, 185, 176, 0.45);
    color: #14B9B0;
}

.zn-badge-pill--purple {
    background: rgba(142, 92, 255, 0.2);
    border-color: rgba(142, 92, 255, 0.45);
    color: #C084FC;
}

.zn-badge-pill--gold {
    background: rgba(255, 210, 51, 0.2);
    border-color: rgba(255, 210, 51, 0.45);
    color: #FFD233;
}

.zn-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #FFD233;
    box-shadow: 0 0 8px #FFD233;
    display: inline-block;
}

.zn-badge-dot--mint { background: #14B9B0; box-shadow: 0 0 8px #14B9B0; }
.zn-badge-dot--purple { background: #C084FC; box-shadow: 0 0 8px #C084FC; }
.zn-badge-dot--gold { background: #FFD233; box-shadow: 0 0 8px #FFD233; }

.zn-main-title {
    color: #ffffff;
    font-size: clamp(1.18rem, 5vw, 1.42rem);
    font-weight: 900;
    line-height: 1.38;
    margin: 0;
    letter-spacing: -0.01em;
}

.zn-gradient-word {
    background: linear-gradient(135deg, #FFD233 0%, #FFA800 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.zn-gradient-word--mint {
    background: linear-gradient(135deg, #14B9B0 0%, #00F0FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.zn-gradient-word--gold {
    background: linear-gradient(135deg, #FFD233 0%, #FF9F0A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.zn-main-desc {
    color: rgba(255, 255, 255, 0.86);
    font-size: clamp(0.76rem, 3.3vw, 0.85rem);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-align: right;
}

/* Feature List (Hidden on Mobile, Displayed on Desktop) */
.zn-features-list {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    width: 100%;
    margin: 0;
}

.zn-feat-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.35rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.zn-feat-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: rgba(90, 46, 232, 0.25);
    border: 1px solid rgba(90, 46, 232, 0.45);
    color: #FFD233;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.zn-feat-icon--mint { background: rgba(20, 185, 176, 0.2); border-color: rgba(20, 185, 176, 0.45); color: #14B9B0; }
.zn-feat-icon--purple { background: rgba(142, 92, 255, 0.2); border-color: rgba(142, 92, 255, 0.45); color: #C084FC; }
.zn-feat-icon--gold { background: rgba(255, 210, 51, 0.2); border-color: rgba(255, 210, 51, 0.45); color: #FFD233; }

.zn-feat-text {
    display: flex;
    flex-direction: column;
    gap: 0.05rem;
}

.zn-feat-text strong {
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 700;
}

.zn-feat-text span {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.72rem;
}

/* CTA Group */
.zn-cta-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.25rem;
    width: 100%;
}

.btn-zn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: 100%;
    min-height: 46px;
    padding: 0.7rem 1.25rem;
    background: linear-gradient(135deg, #5A2EE8 0%, #7B42F6 100%);
    color: #ffffff !important;
    font-weight: 800;
    font-size: 0.92rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 25px rgba(90, 46, 232, 0.45);
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.btn-zn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(90, 46, 232, 0.6);
    color: #ffffff !important;
}

.btn-zn-primary__shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: skewX(-25deg);
    animation: znShineSweep 4s ease-in-out infinite;
}

@keyframes znShineSweep {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

.btn-zn-glass {
    all: unset;
    box-sizing: border-box;
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.65rem 0.85rem;
    background: rgba(255, 255, 255, 0.1) !important;
    color: #ffffff !important;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.82rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    flex-shrink: 0;
}

.btn-zn-glass:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.4) !important;
    color: #ffffff !important;
    transform: translateY(-2px);
}

.landing-scroll-hint {
    display: none;
}

.section-nav {
    display: none !important;
}

/* Mobile Side Floating Capsule Nav (Right Center) */
.section-nav-mobile {
    position: fixed !important;
    top: 50% !important;
    right: max(0.55rem, env(safe-area-inset-right)) !important;
    left: auto !important;
    bottom: auto !important;
    transform: translateY(-50%) !important;
    z-index: 1200 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.45rem !important;
    padding: 0.55rem 0.35rem !important;
    border-radius: 999px !important;
    background: rgba(10, 10, 20, 0.6) !important;
    backdrop-filter: blur(16px) saturate(1.4) !important;
    -webkit-backdrop-filter: blur(16px) saturate(1.4) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    box-shadow:
        0 8px 24px rgba(0, 0, 0, 0.45),
        0 0 16px rgba(90, 46, 232, 0.12) !important;
    pointer-events: auto !important;
}

.section-nav-mobile button {
    width: 22px !important;
    height: 22px !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
    display: grid !important;
    place-items: center !important;
    cursor: pointer !important;
}

.section-nav-mobile button > span {
    display: block !important;
    width: 5px !important;
    height: 5px !important;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.4) !important;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15) !important;
    transition: width 0.3s ease, height 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, border-radius 0.3s ease !important;
}

.section-nav-mobile button.is-active > span {
    width: 5px !important;
    height: 16px !important;
    border-radius: 999px !important;
    background: #ffd233 !important;
    box-shadow: 0 0 10px rgba(255, 210, 51, 0.85) !important;
}

/* Micro Widgets (Desktop Mini-Cards) */
.zn-micro-cert {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 0.85rem 1.1rem;
    backdrop-filter: blur(12px);
}

.zn-guarantee-head {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.75rem;
}

.zn-guarantee-icon {
    font-size: 1.5rem;
    color: #FFD233;
}

.zn-guarantee-text {
    display: flex;
    flex-direction: column;
}

.zn-guarantee-text strong {
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 800;
}

.zn-guarantee-text span {
    color: #FFD233;
    font-size: 0.75rem;
    font-weight: 700;
}

.zn-guarantee-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 0.65rem;
}

.zn-stat-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.zn-stat-val {
    font-size: 1.1rem;
    font-weight: 900;
    color: #FFD233;
}

.zn-stat-lbl {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.65);
}

/* ── Desktop Layout (min-width: 992px) ── */
@media (min-width: 992px) {
    .zn-hero-section {
        height: 100vh;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        padding: 0;
    }

    .zn-hero-bg-img {
        object-position: center;
    }

    .zn-hero-bg-scrim {
        background: linear-gradient(to left, rgba(14, 12, 34, 0.94) 0%, rgba(14, 12, 34, 0.82) 46%, rgba(14, 12, 34, 0.25) 75%, transparent 100%);
    }

    #teaching-method .zn-hero-container {
        direction: ltr;
        justify-content: flex-start;
    }

    #teaching-method .zn-hero-bg-scrim {
        background: transparent;
    }

    #teaching-method .zn-glass-hero-card {
        direction: rtl;
        box-shadow: 0 30px 88px 22px rgba(0, 0, 0, 0.62), 0 0 54px 8px rgba(90, 46, 232, 0.28);
    }

    .zn-hero-container {
        max-width: 1440px;
        padding: 0 clamp(2rem, 4vw, 5rem);
        margin: 0 auto;
        justify-content: flex-start;
        align-items: flex-start;
    }

    .zn-glass-hero-card {
        max-width: 590px;
        background: rgba(18, 14, 42, 0.74);
        backdrop-filter: blur(28px);
        -webkit-backdrop-filter: blur(28px);
        border: 1px solid rgba(255, 255, 255, 0.16);
        border-radius: 26px;
        padding: 1.85rem 2.2rem;
        box-shadow: 0 30px 80px rgba(0, 0, 0, 0.65), 0 0 40px rgba(90, 46, 232, 0.22);
        gap: 0.95rem;
    }

    .zn-badge-pill {
        display: inline-flex;
        padding: 0.4rem 1.1rem;
        font-size: 0.86rem;
    }

    .zn-badge-dot {
        width: 8px;
        height: 8px;
    }

    .zn-main-title {
        font-size: clamp(1.75rem, 2.5vw, 2.35rem);
        line-height: 1.34;
    }

    .zn-main-desc {
        font-size: 0.95rem;
        line-height: 1.8;
        display: block;
        -webkit-line-clamp: unset;
    }

    .zn-features-list {
        display: flex;
        gap: 0.65rem;
        margin-top: 0.15rem;
    }

    .zn-feat-item {
        padding: 0.55rem 0.95rem;
        border-radius: 14px;
    }

    .zn-feat-icon {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        font-size: 1.05rem;
    }

    .zn-feat-text strong { font-size: 0.9rem; }
    .zn-feat-text span { font-size: 0.8rem; }

    .zn-cta-group {
        gap: 0.85rem;
        margin-top: 0.35rem;
        width: auto;
    }

    .btn-zn-primary {
        padding: 0.8rem 1.6rem;
        font-size: 0.95rem;
        flex: initial;
        width: auto;
    }

    .btn-zn-glass {
        display: inline-flex;
        padding: 0.8rem 1.4rem;
        font-size: 0.92rem;
        flex: initial;
        width: auto;
    }

    .landing-scroll-hint {
        display: inline-flex;
        position: absolute;
        right: auto;
        left: 50%;
        bottom: var(--space-3);
        margin: 0 0 0 -25px;
        align-self: auto;
        justify-self: auto;
    }

    .section-nav-mobile {
        display: none !important;
    }

    .section-nav {
        position: fixed;
        top: 50%;
        right: max(1.35rem, env(safe-area-inset-right));
        z-index: 50000;
        display: flex !important;
        flex-direction: column;
        gap: 0.8rem;
        padding: 0.8rem 0.55rem;
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 999px;
        background: rgba(14, 12, 34, 0.5);
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        transform: translateY(-50%);
    }

    .section-nav button {
        position: relative;
        display: grid;
        width: 1rem;
        height: 1rem;
        place-items: center;
        padding: 0;
        border: 0;
        border-radius: 50%;
        background: transparent;
        cursor: pointer;
    }

    .nav-dot-pip {
        width: 0.48rem;
        height: 0.48rem;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.52);
        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22);
        transition: transform 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
    }

    .section-nav button.is-active .nav-dot-pip {
        background: #ffd233;
        box-shadow: 0 0 0 4px rgba(255, 210, 51, 0.18), 0 0 12px rgba(255, 210, 51, 0.8);
        transform: scale(1.2);
    }

    .nav-dot-tooltip {
        position: absolute;
        right: calc(100% + 0.7rem);
        width: max-content;
        max-width: 12rem;
        padding: 0.42rem 0.65rem;
        border: 1px solid rgba(255, 255, 255, 0.16);
        border-radius: 0.55rem;
        background: rgba(14, 12, 34, 0.9);
        color: #fff;
        font-size: 0.72rem;
        opacity: 0;
        pointer-events: none;
        transform: translateX(0.3rem);
        transition: opacity 160ms ease, transform 160ms ease;
    }

    .section-nav button:hover .nav-dot-tooltip,
    .section-nav button:focus-visible .nav-dot-tooltip {
        opacity: 1;
        transform: none;
    }

    .section-nav button:focus-visible {
        outline: 2px solid #ffd233;
        outline-offset: 3px;
    }
}

/* ── Hide navigation when viewing Footer ── */
body.is-on-footer .section-nav,
body.is-on-footer .section-nav-mobile {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    transition: opacity 0.25s ease, visibility 0.25s ease !important;
}

/* ── Footer Slide for Full-Page Scroll ── */
.fullpage-scroll .footer-group {
    scroll-snap-align: start !important;
    scroll-snap-stop: always !important;
    width: 100% !important;
    height: var(--page-h, 100vh) !important;
    height: var(--page-h, 100dvh) !important;
    min-height: var(--page-h, 100vh) !important;
    min-height: var(--page-h, 100dvh) !important;
    max-height: var(--page-h, 100vh) !important;
    max-height: var(--page-h, 100dvh) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    background: #090a14 !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    position: relative !important;
    padding: 1.5rem 1rem !important;
}

.fullpage-scroll .footer-group__inner {
    width: 100% !important;
    max-width: 920px !important;
    margin: 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
}

.fullpage-scroll .zb-ft {
    width: 100% !important;
    background: transparent !important;
    border-top: none !important;
}

/* ── Footer composition ──────────────────────────────────────────────────
   The footer is a content-led ending section, not another full-screen hero. */
.fullpage-scroll .footer-group {
    height: auto !important;
    min-height: clamp(20rem, 52svh, 31rem) !important;
    max-height: none !important;
    justify-content: flex-start !important;
    align-items: stretch !important;
    padding: clamp(2.25rem, 6vw, 4.75rem)
        max(1.1rem, var(--hero-inline-padding, 4vw))
        max(2rem, env(safe-area-inset-bottom, 0px)) !important;
    background:
        radial-gradient(circle at 85% 12%, rgba(142, 92, 255, 0.15), transparent 32%),
        radial-gradient(circle at 12% 90%, rgba(255, 210, 51, 0.08), transparent 30%),
        linear-gradient(145deg, #080914 0%, #101126 58%, #090a14 100%) !important;
    overflow: visible !important;
}

.fullpage-scroll .footer-group::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.035), transparent);
    opacity: .7;
}

.fullpage-scroll .footer-group__inner {
    position: relative;
    z-index: 1;
    width: min(100%, 1060px) !important;
    max-width: none !important;
    margin: 0 auto !important;
    display: block !important;
}

.fullpage-scroll .zb-ft {
    min-height: 0;
    border: 1px solid rgba(255, 255, 255, 0.11) !important;
    border-radius: clamp(1.25rem, 3vw, 2rem);
    background: rgba(11, 13, 28, 0.58) !important;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255,255,255,.055);
    overflow: hidden;
}

.fullpage-scroll .zb-ft__inner {
    max-width: none;
    padding: clamp(1.35rem, 3.8vw, 2.65rem);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 1fr);
    grid-template-areas:
        "brand brand"
        "contacts address"
        "copy copy";
    gap: clamp(1.15rem, 2.5vw, 1.8rem) clamp(1.5rem, 5vw, 4rem);
    text-align: right;
}

.fullpage-scroll .zb-ft__brand-row {
    grid-area: brand;
    display: grid;
    gap: .55rem;
    padding-bottom: clamp(1rem, 2.4vw, 1.45rem);
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.fullpage-scroll .zb-ft__brand {
    font-size: clamp(1.45rem, 2.6vw, 2rem);
    letter-spacing: .02em;
}

.fullpage-scroll .zb-ft__tagline {
    max-width: 42rem;
    margin: 0;
    font-size: clamp(.82rem, 1.2vw, .98rem);
    line-height: 2;
}

.fullpage-scroll .zb-ft__contacts {
    grid-area: contacts;
    align-content: start;
    justify-content: stretch;
    grid-template-columns: 1fr;
    gap: .65rem;
}

.fullpage-scroll .zb-ft__contacts li {
    min-width: 0;
}

.fullpage-scroll .zb-ft__contact {
    width: 100%;
    min-height: 2.8rem;
    box-sizing: border-box;
    justify-content: flex-start;
    padding: .55rem 0;
    border: 0;
    border-bottom: 1px solid rgba(255,255,255,.1);
    border-radius: 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    gap: .75rem;
}

.fullpage-scroll .zb-ft__contact:hover,
.fullpage-scroll .zb-ft__contact:focus-visible {
    border-color: rgba(255, 210, 51, .55);
    background: rgba(255,255,255,.035);
    transform: none;
}

.fullpage-scroll .zb-ft__contact i {
    width: 1.8rem;
    height: 1.8rem;
    display: inline-grid;
    place-items: center;
    border-radius: .65rem;
    background: rgba(255, 210, 51, .1);
    font-size: .9rem;
}

.fullpage-scroll .zb-ft__contact span {
    font-size: clamp(.82rem, 1.25vw, .96rem);
}

.fullpage-scroll .zb-ft__address {
    grid-area: address;
    align-self: start;
    margin: 0;
    padding: .55rem 1.35rem 0 0;
    border-right: 2px solid rgba(255, 210, 51, .58);
    color: rgba(255,255,255,.78);
    font-size: clamp(.82rem, 1.25vw, .96rem);
    line-height: 2.15;
}

.fullpage-scroll .zb-ft__copy {
    grid-area: copy;
    padding-top: .25rem;
    border-top: 1px solid rgba(255,255,255,.08);
    color: rgba(255,255,255,.48);
    font-size: clamp(.66rem, .9vw, .76rem);
    line-height: 1.8;
}

@media (max-width: 767.98px) {
    .fullpage-scroll .footer-group {
        min-height: 0 !important;
        padding-top: clamp(1.5rem, 7vw, 2.5rem);
    }

    .fullpage-scroll .zb-ft {
        border-radius: 1.25rem;
    }

    .fullpage-scroll .zb-ft__inner {
        grid-template-columns: 1fr;
        grid-template-areas:
            "brand"
            "contacts"
            "address"
            "copy";
        gap: 1.15rem;
        padding: clamp(1.15rem, 5vw, 1.65rem);
    }

    .fullpage-scroll .zb-ft__address {
        padding: .2rem 1rem .2rem 0;
        line-height: 2;
    }
}

/* ── Footer remains one snap page ────────────────────────────────────────
   Keep the richer footer composition, while making the section itself one
   complete viewport in the full-page scroller. */
.fullpage-scroll .footer-group {
    height: var(--page-h, 100svh) !important;
    height: var(--page-h, 100dvh) !important;
    min-height: var(--page-h, 100svh) !important;
    min-height: var(--page-h, 100dvh) !important;
    max-height: var(--page-h, 100svh) !important;
    max-height: var(--page-h, 100dvh) !important;
    justify-content: center !important;
    overflow: hidden !important;
    scroll-snap-align: start !important;
    scroll-snap-stop: always !important;
}

@media (orientation: landscape) and (max-height: 700px) {
    .fullpage-scroll .footer-group {
        padding-top: max(1rem, env(safe-area-inset-top, 0px)) !important;
        padding-bottom: max(1rem, env(safe-area-inset-bottom, 0px)) !important;
    }

    .fullpage-scroll .zb-ft__inner {
        padding: clamp(.85rem, 3vw, 1.35rem);
        gap: .7rem 2rem;
    }

    .fullpage-scroll .zb-ft__brand-row {
        gap: .25rem;
        padding-bottom: .65rem;
    }

    .fullpage-scroll .zb-ft__tagline,
    .fullpage-scroll .zb-ft__address,
    .fullpage-scroll .zb-ft__contact span {
        font-size: clamp(.68rem, 1.8vw, .82rem);
    }

    .fullpage-scroll .zb-ft__contacts {
        gap: .2rem;
    }

    .fullpage-scroll .zb-ft__contact {
        min-height: 2.15rem;
        padding: .25rem 0;
    }

    .fullpage-scroll .zb-ft__contact i {
        width: 1.45rem;
        height: 1.45rem;
    }

    .fullpage-scroll .zb-ft__address {
        padding-top: .2rem;
        line-height: 1.75;
    }
}

/* Scroll progress bar */
#scroll-progress {
    position: fixed;
    inset: 0 auto auto 0;
    z-index: 50010;
    width: 100%;
    height: 3px;
    transform: scaleX(0);
    transform-origin: right center;
    background: linear-gradient(90deg, #ffd233, #8e5cff 56%, #14b9b0);
    box-shadow: 0 1px 12px rgba(142, 92, 255, 0.65);
    pointer-events: none;
    transition: transform 160ms linear;
}

body.fullpage-scroll #scroll-progress {
    display: block !important;
}

/* ── Adaptive hero composition ────────────────────────────────────────────
   The image remains the visual anchor while the content panel is allowed to
   grow with its text. PageScroll targets actual section offsets so taller
   landscape sections remain navigable. */
.fullpage-scroll .landing-section.zn-hero-section {
    height: auto !important;
    min-height: var(--page-h, 100svh) !important;
    max-height: none !important;
    overflow: visible !important;
    padding-block: max(1rem, env(safe-area-inset-top, 0px))
        max(1.5rem, env(safe-area-inset-bottom, 0px)) !important;
}

.zn-hero-section {
    --hero-inline-padding: clamp(1rem, 4vw, 5rem);
    --hero-card-width: min(100%, 37rem);
    isolation: isolate;
}

.zn-hero-bg,
.zn-hero-bg-pic,
.zn-hero-bg-img {
    min-height: 100%;
}

.zn-hero-bg-img {
    object-position: center center;
}

.zn-hero-container {
    width: min(100%, 90rem);
    max-width: none;
    padding-inline: var(--hero-inline-padding);
    box-sizing: border-box;
}

.zn-glass-hero-card {
    width: var(--hero-card-width);
    max-width: var(--hero-card-width);
    padding: clamp(1rem, 2.2vw, 1.85rem) clamp(1rem, 3vw, 2.2rem);
    gap: clamp(0.6rem, 1.25vw, 0.95rem);
}

.zn-main-title {
    font-size: clamp(1.2rem, 2.4vw, 2.35rem);
    line-height: 1.42;
}

.zn-main-desc {
    font-size: clamp(0.82rem, 1.1vw, 0.98rem);
    line-height: 1.85;
    display: block;
    overflow: visible;
}

.zn-features-list {
    display: flex;
    gap: clamp(0.4rem, 1vw, 0.65rem);
    margin-top: 0.1rem;
}

.zn-feat-item {
    min-width: 0;
    padding: clamp(0.4rem, 1vw, 0.55rem) clamp(0.55rem, 1.4vw, 0.95rem);
}

.zn-feat-text strong,
.zn-feat-text span {
    overflow-wrap: anywhere;
}

/* Desktop: each image gets the panel in its intentional negative space. */
@media (min-width: 768px) {
    .fullpage-scroll .landing-section.zn-hero-section {
        justify-content: center;
    }

    .zn-hero-container {
        align-items: flex-start;
    }

    #teaching-method .zn-hero-container {
        align-items: flex-start;
    }

    #download .zn-hero-bg-scrim,
    #ai-part .zn-hero-bg-scrim,
    #best-result .zn-hero-bg-scrim {
        background: linear-gradient(
            to left,
            rgba(14, 12, 34, 0.96) 0%,
            rgba(14, 12, 34, 0.78) 42%,
            rgba(14, 12, 34, 0.2) 72%,
            transparent 100%
        );
    }

    #teaching-method .zn-hero-bg-scrim {
        background: linear-gradient(
            to right,
            rgba(14, 12, 34, 0.82) 0%,
            rgba(14, 12, 34, 0.42) 40%,
            transparent 75%
        );
    }
}

/* Phone portrait: the panel anchors to the bottom and stays readable over
   the vertical composition without hiding any of its text. */
@media (max-width: 767.98px) {
    .fullpage-scroll .landing-section.zn-hero-section {
        justify-content: flex-end;
        padding-inline: clamp(0.65rem, 3.5vw, 1rem) !important;
    }

    .zn-hero-container {
        padding-inline: 0;
    }

    .zn-glass-hero-card {
        border-radius: clamp(1rem, 5vw, 1.5rem);
    }

    .zn-feat-item {
        align-items: flex-start;
    }

    .zn-feat-icon {
        width: clamp(1.8rem, 9vw, 2.25rem);
        height: clamp(1.8rem, 9vw, 2.25rem);
        font-size: clamp(0.8rem, 4vw, 1rem);
    }

    .zn-feat-text strong { font-size: clamp(0.76rem, 3.25vw, 0.88rem); }
    .zn-feat-text span { font-size: clamp(0.68rem, 2.8vw, 0.78rem); }
}

/* Short landscape phones/tablets: keep the full copy, let the section grow,
   and use a side panel so the image still has a visible focal area. */
@media (orientation: landscape) and (max-height: 700px) {
    .fullpage-scroll .landing-section.zn-hero-section {
        justify-content: center;
        padding-block: max(0.75rem, env(safe-area-inset-top, 0px))
            max(0.9rem, env(safe-area-inset-bottom, 0px)) !important;
    }

    .zn-hero-container {
        align-items: flex-start;
    }

    #teaching-method .zn-hero-container {
        align-items: flex-start;
    }

    .zn-glass-hero-card {
        width: min(58vw, 34rem);
        max-width: min(58vw, 34rem);
        padding: clamp(0.75rem, 2vw, 1.2rem) clamp(0.85rem, 2.5vw, 1.5rem);
        gap: clamp(0.4rem, 1vw, 0.7rem);
    }

    .zn-main-title { font-size: clamp(1rem, 2.7vw, 1.7rem); }
    .zn-main-desc { font-size: clamp(0.72rem, 1.55vw, 0.88rem); line-height: 1.65; }
    .zn-features-list { gap: 0.35rem; }
    .zn-feat-item { padding: 0.3rem 0.5rem; }
    .zn-feat-icon { width: 1.7rem; height: 1.7rem; font-size: 0.78rem; }
    .zn-feat-text strong { font-size: clamp(0.68rem, 1.35vw, 0.78rem); }
    .zn-feat-text span { font-size: clamp(0.6rem, 1.15vw, 0.7rem); }
}

/* Very wide displays: keep the panel from becoming visually detached from
   the image while retaining generous breathing room. */
@media (min-width: 1800px) {
    .zn-hero-container { padding-inline: clamp(5rem, 9vw, 10rem); }
    .zn-glass-hero-card { width: min(37rem, 38vw); }
}