/* =========================================================
   SmartMenu — Design System
   ========================================================= */

:root {
    --color-primary: #2E3FE8;
    --color-primary-dark: #1F2BB8;
    --color-primary-light: #EEF0FE;
    --color-accent: #14C7A3;
    --color-ink: #14161F;
    --color-ink-soft: #4B4E5D;
    --color-muted: #767A8A;
    --color-border: #E6E8F0;
    --color-bg: #FFFFFF;
    --color-bg-alt: #F6F7FC;
    --color-surface: #FFFFFF;
    --color-surface-2: #F0F1F9;
    --shadow-sm: 0 2px 8px rgba(20, 22, 31, 0.06);
    --shadow-md: 0 8px 24px rgba(20, 22, 31, 0.08);
    --shadow-lg: 0 20px 48px rgba(20, 22, 31, 0.14);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;
    --container: 1180px;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition: 0.25s ease;
}

:root[data-theme="dark"] {
    --color-primary: #5C6BFF;
    --color-primary-dark: #4451E0;
    --color-primary-light: #1B1E3A;
    --color-accent: #2FE0BA;
    --color-ink: #F2F3F8;
    --color-ink-soft: #C7C9D9;
    --color-muted: #9296AC;
    --color-border: #2A2D42;
    --color-bg: #0F1120;
    --color-bg-alt: #14162A;
    --color-surface: #181B32;
    --color-surface-2: #1F2238;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
}

@media (prefers-color-scheme: dark) {
    :root[data-theme="system"] {
        --color-primary: #5C6BFF;
        --color-primary-dark: #4451E0;
        --color-primary-light: #1B1E3A;
        --color-accent: #2FE0BA;
        --color-ink: #F2F3F8;
        --color-ink-soft: #C7C9D9;
        --color-muted: #9296AC;
        --color-border: #2A2D42;
        --color-bg: #0F1120;
        --color-bg-alt: #14162A;
        --color-surface: #181B32;
        --color-surface-2: #1F2238;
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
        --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
    }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-ink);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.icon { width: 22px; height: 22px; flex-shrink: 0; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 15px;
    border: 1.5px solid transparent;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn .icon { width: 18px; height: 18px; }
.btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(46, 63, 232, 0.28);
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
.btn-outline {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-ink);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-white {
    background: #fff;
    color: var(--color-primary);
}
.btn-white:hover { transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 18px; font-size: 13px; }

/* ---------- Navbar ---------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--color-border);
}
.navbar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: color-mix(in srgb, var(--color-bg) 85%, transparent);
    backdrop-filter: blur(14px);
    z-index: -1;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.navbar-brand { display: flex; align-items: center; gap: 10px; }
.navbar-brand img { height: 34px; width: auto; }
.navbar-nav { display: flex; align-items: center; gap: 4px; }
.navbar-nav a {
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14.5px;
    color: var(--color-ink-soft);
    transition: all var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active { color: var(--color-primary); background: var(--color-primary-light); }

.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
    display: flex; align-items: center; gap: 6px;
    padding: 10px 16px; border-radius: var(--radius-full);
    font-weight: 600; font-size: 14.5px; color: var(--color-ink-soft);
    background: none; border: none; font-family: inherit; cursor: pointer;
    transition: all var(--transition);
}
.nav-dropdown-toggle .icon { width: 15px; height: 15px; transition: transform 0.2s ease; }
.nav-dropdown-toggle:hover,
.nav-dropdown.active-group .nav-dropdown-toggle { color: var(--color-primary); background: var(--color-primary-light); }
.nav-dropdown.open .nav-dropdown-toggle .icon { transform: rotate(180deg); }
.nav-dropdown-menu {
    position: absolute; top: calc(100% + 8px); left: 0;
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: 14px; box-shadow: var(--shadow-md);
    min-width: 190px; padding: 8px;
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: all 0.2s ease;
    z-index: 50;
}
.nav-dropdown.open .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-menu a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; border-radius: 10px;
    font-weight: 600; font-size: 14px; color: var(--color-ink-soft);
}
.nav-dropdown-menu a .icon { width: 17px; height: 17px; flex-shrink: 0; }
.nav-dropdown-menu a:hover, .nav-dropdown-menu a.active { background: var(--color-primary-light); color: var(--color-primary); }

.navbar-nav-cta { display: none; }
.navbar-nav-cta a.btn.btn-primary { color: #fff; }
.navbar-nav-cta a.btn.btn-primary:hover { color: #fff; }

.navbar-actions { display: flex; align-items: center; gap: 10px; }
.theme-toggle {
    width: 42px; height: 42px;
    border-radius: 50%;
    border: 1.5px solid var(--color-border);
    background: var(--color-surface);
    display: flex; align-items: center; justify-content: center;
    color: var(--color-ink-soft);
    transition: all var(--transition);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
    [data-theme="system"] .theme-toggle .icon-sun { display: none; }
    [data-theme="system"] .theme-toggle .icon-moon { display: block; }
}
.nav-toggle {
    display: none;
    width: 42px; height: 42px;
    border-radius: 50%;
    border: 1.5px solid var(--color-border);
    background: var(--color-surface);
    align-items: center; justify-content: center;
    color: var(--color-ink);
}

@media (max-width: 640px) {
    .nav-cta { display: none; }
}

@media (max-width: 960px) {
    .navbar-nav {
        position: fixed; top: 76px; left: 0; right: 0; bottom: 0;
        background: var(--color-bg);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        gap: 4px;
        transform: translateX(100%);
        transition: transform var(--transition);
        overflow-y: auto;
    }
    .navbar-nav.open { transform: translateX(0); }
    .navbar-nav a { padding: 14px 16px; font-size: 16px; }
    .nav-toggle { display: flex; }

    .nav-dropdown-toggle { width: 100%; justify-content: space-between; padding: 14px 16px; font-size: 16px; }
    .nav-dropdown-menu {
        position: static; box-shadow: none; border: none; background: transparent;
        opacity: 1; visibility: visible; transform: none; min-width: 0;
        padding: 0 0 0 12px; margin-top: 2px;
        max-height: 0; overflow: hidden;
    }
    .nav-dropdown.open .nav-dropdown-menu { max-height: 320px; }
    .nav-dropdown-menu a { padding: 12px 16px; font-size: 15px; }

    .navbar-nav-cta {
        display: block; margin-top: 20px; padding-top: 20px;
        border-top: 1px solid var(--color-border);
    }
    .navbar-nav-cta .btn { padding: 15px 16px; font-size: 16px; }
}

/* ---------- Hero / Slider ---------- */
.hero { position: relative; overflow: hidden; background: var(--color-bg-alt); }
.hero-bg {
    position: absolute; inset: 0;
    background: radial-gradient(circle at 85% 20%, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 55%),
                radial-gradient(circle at 10% 90%, color-mix(in srgb, var(--color-accent) 16%, transparent), transparent 50%);
}
.hero-slider { position: relative; min-height: 500px; }
.hero-slide {
    position: absolute; inset: 0; width: 100%;
    display: flex; align-items: center;
    opacity: 0; visibility: hidden;
    transition: opacity 0.7s ease;
}
.hero-slide.active { opacity: 1; visibility: visible; position: relative; }
.hero-slide-grid {
    position: relative; width: 100%;
    display: flex; align-items: center; justify-content: space-between;
    gap: 48px;
    padding: 84px 0;
}
.hero-slide-content { flex: 1 1 52%; max-width: 560px; min-width: 0; }
.hero-slide-media { flex: 1 1 40%; min-width: 0; display: flex; align-items: center; justify-content: center; }
.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--color-primary-light); color: var(--color-primary);
    padding: 8px 16px; border-radius: var(--radius-full);
    font-weight: 700; font-size: 13px; letter-spacing: 0.02em;
    margin-bottom: 20px;
}
.hero-slide h1 { font-size: 44px; line-height: 1.14; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 20px; }
.hero-slide p { font-size: 17.5px; color: var(--color-ink-soft); line-height: 1.6; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-shot {
    width: 100%; max-width: 380px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 8px solid var(--color-surface);
    background: var(--color-surface);
}
.hero-shot img { width: 100%; display: block; }
.hero-shot-placeholder {
    width: 100%; max-width: 380px; aspect-ratio: 4 / 5;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex; align-items: center; justify-content: center;
    color: rgba(255, 255, 255, 0.85);
    box-shadow: var(--shadow-lg);
}
.hero-shot-placeholder .icon { width: 84px; height: 84px; }
.hero-controls {
    position: relative; z-index: 5;
    display: flex; align-items: center; justify-content: center; gap: 20px;
    padding-bottom: 40px;
}
.hero-dots { display: flex; align-items: center; gap: 8px; }
.hero-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--color-border); border: none; padding: 0; cursor: pointer; transition: all var(--transition); }
.hero-dot.active { background: var(--color-primary); width: 26px; border-radius: var(--radius-full); }
.hero-arrow {
    flex-shrink: 0;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--color-surface); border: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: center;
    color: var(--color-ink); box-shadow: var(--shadow-sm);
}
.hero-arrow:hover { color: var(--color-primary); border-color: var(--color-primary); }
.hero-arrow .icon { width: 20px; height: 20px; }
.hero-arrow.prev .icon { transform: rotate(180deg); }

@media (max-width: 600px) {
    .hero-controls { gap: 14px; }
}

@media (max-width: 860px) {
    .hero-slide-grid { flex-direction: column; text-align: center; padding: 56px 0 44px; gap: 36px; }
    .hero-slide-content { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-shot, .hero-shot-placeholder { max-width: 300px; }
    .hero-slide h1 { font-size: 32px; }
}

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head.left { margin: 0 0 48px; text-align: left; }
.section-tag {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--color-primary); font-weight: 700; font-size: 13.5px;
    text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 14px;
}
.section-title { font-size: 36px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 16px; }
.section-desc { color: var(--color-ink-soft); font-size: 16.5px; line-height: 1.7; }

/* ---------- Grid ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid > * { min-width: 0; }
iframe { max-width: 100%; }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Cards ---------- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: transparent; }
.feature-card .icon-badge {
    width: 54px; height: 54px; border-radius: 16px;
    background: var(--color-primary-light); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.feature-card .icon-badge .icon { width: 26px; height: 26px; }
.feature-card h3 { font-size: 18.5px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { color: var(--color-ink-soft); font-size: 15px; line-height: 1.65; }

.usecase-card { overflow: hidden; padding: 0; }
.usecase-card .uc-image {
    height: 180px; background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex; align-items: center; justify-content: center; color: #fff;
}
.usecase-card .uc-image img { width: 100%; height: 100%; object-fit: cover; }
.usecase-card .uc-image .icon { width: 48px; height: 48px; }
.usecase-card .uc-body { padding: 26px; }
.usecase-card h3 { font-size: 18.5px; font-weight: 700; margin-bottom: 10px; }
.usecase-card p { color: var(--color-ink-soft); font-size: 15px; line-height: 1.65; }

/* ---------- Device / Perangkat ---------- */
.device-card { overflow: hidden; padding: 0; display: flex; flex-direction: column; }
.device-card .device-image {
    height: 220px; background: var(--color-surface-2);
    display: flex; align-items: center; justify-content: center;
    position: relative; color: var(--color-primary);
}
.device-card .device-image img { width: 100%; height: 100%; object-fit: cover; }
.device-card .device-image .icon { width: 56px; height: 56px; }
.device-card .device-badge { position: absolute; top: 14px; left: 14px; }
.device-card .device-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.device-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.device-card .device-price { font-size: 22px; font-weight: 800; color: var(--color-primary); margin-bottom: 12px; }
.device-card p { color: var(--color-ink-soft); font-size: 14.5px; line-height: 1.6; margin-bottom: 22px; flex: 1; }

/* ---------- Stats ---------- */
.stats-bar {
    display: grid; grid-template-columns: repeat(4, 1fr);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 40px 20px;
    position: relative; z-index: 2;
}
.stat-item { text-align: center; padding: 0 16px; position: relative; }
.stat-item:not(:last-child)::after {
    content: ''; position: absolute; top: 50%; right: 0; transform: translateY(-50%);
    width: 1px; height: 46px; background: var(--color-border);
}
.stat-item .icon-badge { width: 46px; height: 46px; margin: 0 auto 14px; }
.stat-item .num { font-size: 30px; font-weight: 800; color: var(--color-primary); line-height: 1; }
.stat-item .label { color: var(--color-ink-soft); font-size: 13.5px; margin-top: 8px; }
@media (max-width: 720px) {
    .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
    .stat-item:nth-child(2n)::after { display: none; }
    .stat-item:nth-child(n+3)::before {
        content: ''; position: absolute; top: -14px; left: 20%; right: 20%;
        height: 1px; background: var(--color-border);
    }
}

/* ---------- Pricing ---------- */
.pricing-card {
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    display: flex; flex-direction: column;
    position: relative;
    transition: all var(--transition);
}
.pricing-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.pricing-card.popular { border-color: var(--color-primary); box-shadow: var(--shadow-lg); background: linear-gradient(180deg, var(--color-primary-light), var(--color-surface) 30%); }
.pricing-badge {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--color-primary); color: #fff; font-size: 12.5px; font-weight: 700;
    padding: 7px 18px; border-radius: var(--radius-full); white-space: nowrap;
}
.pricing-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.pricing-card .tagline { color: var(--color-muted); font-size: 14px; margin-bottom: 24px; min-height: 20px; }
.pricing-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px; flex-wrap: wrap; }
.pricing-price .amount { font-size: 34px; font-weight: 800; }
.pricing-price .suffix { color: var(--color-muted); font-size: 14px; }
.pricing-original { color: var(--color-muted); text-decoration: line-through; font-size: 14.5px; margin-bottom: 24px; }
.pricing-features { margin: 24px 0 32px; display: flex; flex-direction: column; gap: 14px; }
.pricing-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; color: var(--color-ink-soft); }
.pricing-features li.excluded { opacity: 0.45; text-decoration: line-through; }
.pricing-features .icon { width: 18px; height: 18px; color: var(--color-accent); margin-top: 1px; }
.pricing-features li.excluded .icon { color: var(--color-muted); }

/* ---------- FAQ Accordion ---------- */
.faq-category { margin-bottom: 12px; font-weight: 800; font-size: 15px; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.04em; }
.accordion-item { border: 1px solid var(--color-border); border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden; background: var(--color-surface); }
.accordion-head {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 20px 24px; cursor: pointer; font-weight: 700; font-size: 15.5px;
}
.accordion-head .icon { color: var(--color-primary); transition: transform var(--transition); flex-shrink: 0; }
.accordion-item.open .accordion-head .icon { transform: rotate(180deg); }
.accordion-body { max-height: 0; overflow: hidden; transition: max-height var(--transition); }
.accordion-body-inner { padding: 0 24px 22px; color: var(--color-ink-soft); font-size: 14.5px; line-height: 1.7; }

/* ---------- Team ---------- */
.team-card { text-align: center; }
.team-avatar {
    width: 100px; height: 100px; border-radius: 50%; margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 28px; overflow: hidden;
}
.team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.team-card .role { color: var(--color-primary); font-weight: 600; font-size: 13.5px; margin-bottom: 12px; }
.team-card p { color: var(--color-ink-soft); font-size: 14px; line-height: 1.6; margin-bottom: 16px; }
.team-social { display: flex; gap: 8px; justify-content: center; }
.team-social a {
    width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: center; color: var(--color-ink-soft);
    transition: all var(--transition);
}
.team-social a:hover { color: var(--color-primary); border-color: var(--color-primary); }
.team-social .icon { width: 16px; height: 16px; }

/* ---------- Article ---------- */
.article-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.article-thumb {
    height: 190px; background: linear-gradient(135deg, var(--color-primary-light), var(--color-surface-2));
    display: flex; align-items: center; justify-content: center; color: var(--color-primary);
}
.article-thumb img { width: 100%; height: 100%; object-fit: cover; }
.article-thumb .icon { width: 40px; height: 40px; }
.article-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.article-meta { display: flex; gap: 14px; align-items: center; font-size: 12.5px; color: var(--color-muted); margin-bottom: 12px; flex-wrap: wrap; }
.article-category { color: var(--color-primary); font-weight: 700; background: var(--color-primary-light); padding: 4px 12px; border-radius: var(--radius-full); }
.article-card h3 { font-size: 18px; font-weight: 700; line-height: 1.4; margin-bottom: 10px; }
.article-card p { color: var(--color-ink-soft); font-size: 14.5px; line-height: 1.6; margin-bottom: 16px; }
.article-readmore { margin-top: auto; font-weight: 700; color: var(--color-primary); display: inline-flex; align-items: center; gap: 6px; font-size: 14px; }
.article-readmore .icon { width: 16px; height: 16px; }

.article-detail-header { max-width: 780px; margin: 0 auto 40px; text-align: center; }
.article-detail-content { max-width: 780px; margin: 0 auto; font-size: 16.5px; line-height: 1.85; color: var(--color-ink-soft); }
.article-detail-content h3 { color: var(--color-ink); font-size: 22px; margin: 32px 0 12px; font-weight: 700; }
.article-detail-content p { margin-bottom: 18px; }

/* ---------- Video Tutorial ---------- */
.video-card .article-thumb { position: relative; }
.video-play-badge {
    position: absolute; inset: 0; margin: auto; width: 52px; height: 52px;
    background: rgba(20, 22, 31, 0.55); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: #fff;
    transition: all var(--transition);
}
.video-play-badge .icon { width: 26px; height: 26px; }
.video-card:hover .video-play-badge { background: var(--color-primary); transform: scale(1.08); }
.video-embed-wrap {
    position: relative; width: 100%; max-width: 900px; margin: 0 auto;
    aspect-ratio: 16 / 9; border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-lg); background: #000;
}
.video-embed-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Promo ---------- */
.promo-card {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    padding: 36px;
    color: #fff;
    display: flex; align-items: center; justify-content: space-between;
    gap: 32px; flex-wrap: wrap;
    position: relative; overflow: hidden;
    margin-bottom: 20px;
}
.promo-card::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.16), transparent 60%);
}
.promo-card.upcoming { background: linear-gradient(135deg, var(--color-accent), #0E9C82); }
.promo-card.expired { opacity: 0.6; filter: grayscale(0.4); }
.promo-info { position: relative; flex: 1 1 320px; }
.promo-status-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255, 255, 255, 0.2); padding: 6px 14px;
    border-radius: var(--radius-full); font-size: 12.5px; font-weight: 700;
    margin-bottom: 14px;
}
.promo-status-badge .icon { width: 14px; height: 14px; }
.promo-card h3 { font-size: 24px; font-weight: 800; margin-bottom: 10px; }
.promo-card p { opacity: 0.92; font-size: 14.5px; line-height: 1.6; margin-bottom: 20px; max-width: 440px; }
.promo-countdown { position: relative; }
.promo-countdown-label { font-size: 12.5px; opacity: 0.85; margin-bottom: 8px; font-weight: 600; }
.promo-cd-row { display: flex; gap: 10px; flex-wrap: wrap; }
.promo-cd-box { background: rgba(255, 255, 255, 0.16); border-radius: 14px; padding: 12px 6px; text-align: center; min-width: 62px; }
.promo-cd-num { font-size: 22px; font-weight: 800; display: block; font-variant-numeric: tabular-nums; }
.promo-cd-label { font-size: 10px; opacity: 0.85; text-transform: uppercase; letter-spacing: 0.04em; margin-top: 2px; display: block; }

/* ---------- CTA ---------- */
.cta-box {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    padding: 64px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-box h2 { font-size: 32px; font-weight: 800; margin-bottom: 16px; }
.cta-box p { opacity: 0.9; font-size: 16.5px; margin-bottom: 32px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Form ---------- */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 8px; }
.form-control {
    width: 100%; padding: 13px 16px; border-radius: var(--radius-sm);
    border: 1.5px solid var(--color-border); background: var(--color-bg);
    color: var(--color-ink); font-size: 14.5px; transition: all var(--transition);
}
.form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-light); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Captcha ---------- */
.captcha-box {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    background: var(--color-bg-alt); border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm); padding: 12px 14px;
}
.captcha-math-question {
    font-weight: 800; font-size: 17px; color: var(--color-primary);
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: 10px; padding: 10px 16px; white-space: nowrap;
}
.captcha-box .form-control { flex: 1; min-width: 140px; }
.captcha-box-image { padding: 10px; }
.captcha-image { height: 52px; width: auto; border-radius: 8px; border: 1px solid var(--color-border); background: #fff; }
.captcha-refresh {
    width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--color-border);
    background: var(--color-surface); color: var(--color-ink-soft);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.captcha-refresh:hover { color: var(--color-primary); border-color: var(--color-primary); }
.captcha-refresh .icon { width: 18px; height: 18px; }

/* ---------- Contact ---------- */
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.contact-info-item .icon-badge {
    width: 46px; height: 46px; border-radius: 14px; flex-shrink: 0;
    background: var(--color-primary-light); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
}
.contact-info-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.contact-info-item p, .contact-info-item a { color: var(--color-ink-soft); font-size: 14.5px; line-height: 1.6; }

/* ---------- Footer ---------- */
.footer { background: var(--color-ink); color: #C7C9D9; padding: 72px 0 28px; margin-top: 40px; }
:root[data-theme="dark"] .footer { background: #090a14; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr; gap: 40px; margin-bottom: 48px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand img { height: 32px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 14.5px; line-height: 1.7; color: #9297AC; max-width: 320px; }
.footer h4 { color: #fff; font-size: 14.5px; font-weight: 700; margin-bottom: 18px; text-transform: uppercase; letter-spacing: 0.04em; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14.5px; color: #9297AC; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
    width: 38px; height: 38px; border-radius: 50%; border: 1px solid #2C3049;
    display: flex; align-items: center; justify-content: center; color: #C7C9D9;
    transition: all var(--transition);
}
.footer-social a:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.footer-social .icon { width: 16px; height: 16px; }
.footer-app-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.footer-app-badge {
    display: flex; align-items: center; gap: 9px;
    border: 1px solid #2C3049; border-radius: 10px; padding: 8px 14px;
    color: #fff; transition: all var(--transition);
}
.footer-app-badge:hover { background: var(--color-primary); border-color: var(--color-primary); }
.footer-app-badge .icon { width: 22px; height: 22px; flex-shrink: 0; }
.footer-app-badge span { display: flex; flex-direction: column; line-height: 1.25; }
.footer-app-badge small { font-size: 10.5px; color: #9297AC; }
.footer-app-badge strong { font-size: 13px; font-weight: 700; }
.footer-app-badge:hover small { color: rgba(255,255,255,0.85); }
.footer-payments {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    padding: 28px 0; border-top: 1px solid #2C3049;
}
.footer-payments-label { color: #9297AC; font-size: 13px; font-weight: 700; white-space: nowrap; }
.footer-payments-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.footer-payment-badge {
    background: #fff; border-radius: 8px; padding: 6px 12px;
    display: flex; align-items: center; justify-content: center;
    height: 30px;
}
.footer-payment-badge img { height: 16px; width: auto; display: block; }
.footer-payment-text { color: #1B1D2A; font-size: 12px; font-weight: 700; }
.footer-bottom {
    border-top: 1px solid #2C3049; padding-top: 26px;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
    font-size: 13.5px; color: #7A7F97;
}
.footer-bottom a { color: #7A7F97; }
.footer-bottom a:hover { color: #fff; }
.footer-bottom-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* ---------- Page header (non-home) ---------- */
.page-header { padding: 64px 0 56px; background: var(--color-bg-alt); text-align: center; position: relative; overflow: hidden; }
.page-header::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 80% 10%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 55%);
}
.page-header .breadcrumb { position: relative; color: var(--color-muted); font-size: 14px; margin-bottom: 14px; }
.page-header .breadcrumb a { color: var(--color-primary); font-weight: 600; }
.page-header h1 { position: relative; font-size: 40px; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 14px; }
.page-header p { position: relative; color: var(--color-ink-soft); font-size: 16.5px; max-width: 620px; margin: 0 auto; }

/* ---------- Alert / flash ---------- */
.alert { padding: 16px 20px; border-radius: var(--radius-sm); margin-bottom: 20px; font-size: 14.5px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.alert-success { background: #E4FBF4; color: #0A8F6E; }
.alert-error { background: #FDECEC; color: #C82D2D; }
:root[data-theme="dark"] .alert-success { background: #103528; color: #4BE0B6; }
:root[data-theme="dark"] .alert-error { background: #3A1717; color: #F17E7E; }

/* ---------- Misc ---------- */
.badge { display: inline-flex; align-items: center; padding: 5px 13px; border-radius: var(--radius-full); font-size: 12.5px; font-weight: 700; background: var(--color-primary-light); color: var(--color-primary); }
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-muted); }
.empty-state .icon { width: 40px; height: 40px; margin: 0 auto 16px; opacity: 0.5; }
.article-search {
    display: flex; align-items: center; gap: 12px;
    background: var(--color-surface); border: 1.5px solid var(--color-border);
    border-radius: var(--radius-full); padding: 8px 8px 8px 20px;
    margin-bottom: 24px; max-width: 620px;
}
.article-search .icon { width: 18px; height: 18px; color: var(--color-muted); flex-shrink: 0; }
.article-search .form-control { border: none; padding: 8px 0; background: transparent; flex: 1; min-width: 0; }
.article-search .form-control:focus { box-shadow: none; }
@media (max-width: 560px) {
    .article-search { flex-wrap: wrap; border-radius: var(--radius-md); padding: 14px 16px; }
    .article-search .form-control { width: 100%; order: 3; }
}
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.reveal { opacity: 0; transform: translateY(24px); transition: all 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (max-width: 720px) {
    .hero-slide h1 { font-size: 32px; }
    .section-title { font-size: 27px; }
    .section { padding: 64px 0; }
    .cta-box { padding: 40px 24px; }
    .page-header h1 { font-size: 28px; }
}

/* ---------- Download App ---------- */
.download-hero {
    display: flex; align-items: center; justify-content: space-between; gap: 48px;
}
.download-hero-content { flex: 1 1 54%; min-width: 0; }
.download-hero-media { flex: 1 1 38%; min-width: 0; display: flex; align-items: center; justify-content: center; }
.download-hero-title { font-size: 26px; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 10px; }
.download-hero-subtitle { color: var(--color-ink-soft); font-size: 15.5px; line-height: 1.6; margin-bottom: 24px; max-width: 480px; }
.download-trust { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 4px 0 28px; }
.download-trust-item { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--color-ink-soft); }
.download-trust-item .icon { width: 18px; height: 18px; color: var(--color-primary); flex-shrink: 0; }
.download-btn-group { display: flex; flex-wrap: wrap; gap: 14px; }
.download-btn {
    display: flex; align-items: center; gap: 12px;
    background: var(--color-ink); color: #fff;
    border-radius: var(--radius-sm); padding: 12px 20px;
    transition: all var(--transition); min-width: 190px;
}
.download-btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.download-btn .icon { width: 28px; height: 28px; flex-shrink: 0; }
.download-btn-text { display: flex; flex-direction: column; line-height: 1.3; }
.download-btn-text small { font-size: 11.5px; opacity: 0.8; }
.download-btn-text strong { font-size: 15.5px; font-weight: 700; }
.download-btn.download-btn-apk { background: var(--color-primary); }
:root[data-theme="dark"] .download-btn { background: #23263A; }
:root[data-theme="dark"] .download-btn.download-btn-apk { background: var(--color-primary); }
.download-empty {
    background: var(--color-bg-alt); border: 1.5px dashed var(--color-border);
    border-radius: var(--radius-md); padding: 24px; color: var(--color-muted); font-size: 14.5px;
}
.version-history { margin-top: 56px; border-top: 1px solid var(--color-border); padding-top: 28px; }
.version-history-toggle {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 14.5px; font-weight: 700; color: var(--color-ink-soft);
    background: none; border: none; cursor: pointer; padding: 0;
}
.version-history-toggle:hover { color: var(--color-primary); }
.version-history-toggle .icon:last-child { width: 16px; height: 16px; transition: transform 0.2s ease; }
.version-history-toggle.open .icon:last-child { transform: rotate(180deg); }
.version-history-list {
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}
.version-history-list.open { max-height: 1000px; }
.version-history-item {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 18px 0; border-bottom: 1px solid var(--color-border); flex-wrap: wrap;
}
.version-history-item:first-child { padding-top: 20px; }
.version-history-item p { color: var(--color-ink-soft); font-size: 13.5px; margin-top: 4px; max-width: 520px; }
@media (max-width: 860px) {
    .download-hero { flex-direction: column; text-align: center; }
    .download-hero-media { order: -1; }
    .download-trust { justify-content: center; }
    .download-btn-group { justify-content: center; }
    .download-hero-subtitle { margin-left: auto; margin-right: auto; }
    .version-history-item { justify-content: center; text-align: center; }
    .version-history-item p { margin-left: auto; margin-right: auto; }
}

/* ---------- Changelog ---------- */
.changelog-list { max-width: 760px; margin: 0 auto; position: relative; }
.changelog-item { display: flex; gap: 24px; position: relative; padding-bottom: 40px; }
.changelog-item:last-child { padding-bottom: 0; }
.changelog-item:not(:last-child)::before {
    content: ''; position: absolute; left: 5px; top: 22px; bottom: -18px;
    width: 2px; background: var(--color-border);
}
.changelog-dot {
    flex-shrink: 0; width: 12px; height: 12px; border-radius: 50%;
    background: var(--color-border); margin-top: 8px; position: relative; z-index: 1;
}
.changelog-dot.current { background: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-light); }
.changelog-card {
    flex: 1; min-width: 0; background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-md); padding: 24px;
}
.changelog-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.changelog-version { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; }
.changelog-date { display: flex; align-items: center; gap: 6px; color: var(--color-muted); font-size: 13px; font-weight: 600; }
.changelog-date .icon { width: 15px; height: 15px; }
.changelog-notes { color: var(--color-ink-soft); font-size: 14.5px; line-height: 1.7; margin-bottom: 18px; }
.changelog-notes-empty { font-style: italic; color: var(--color-muted); }
@media (max-width: 560px) {
    .changelog-item { gap: 14px; }
    .changelog-card { padding: 18px; }
    .changelog-card-head { flex-direction: column; align-items: flex-start; }
}