/* ===== Reset & Variables ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0c;
    --bg-raised: #111114;
    --bg-card: #16161a;
    --bg-card-hover: #1c1c21;
    --surface: #222228;
    --border: #2a2a32;
    --border-light: #3a3a44;
    --text: #e8e6e3;
    --text-dim: #8a8896;
    --text-muted: #5c5a66;
    --accent: #c8f031;
    --accent-dim: rgba(200, 240, 49, 0.15);
    --accent-glow: rgba(200, 240, 49, 0.25);
    --red: #f04848;
    --red-dim: rgba(240, 72, 72, 0.15);
    --blue: #3b82f6;
    --blue-dim: rgba(59, 130, 246, 0.15);
    --font-display: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --max-width: 1180px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-display);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 24px;
    transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
}

.logo-855 {
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 700;
}

.logo-studios {
    color: var(--text);
    letter-spacing: 0.08em;
    font-size: 0.85em;
}

.nav-links {
    display: flex;
    gap: 36px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dim);
    transition: color var(--transition);
    letter-spacing: 0.02em;
}

.nav-link:hover {
    color: var(--text);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-dim);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-mobile {
    display: none;
    max-width: var(--max-width);
    margin: 0 auto;
    padding-bottom: 20px;
    flex-direction: column;
    gap: 16px;
}

.nav-mobile.open {
    display: flex;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(200, 240, 49, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200, 240, 49, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 20%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 20%, transparent 100%);
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
    pointer-events: none;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: var(--accent);
    top: -200px;
    right: -100px;
    opacity: 0.07;
}

.glow-2 {
    width: 500px;
    height: 500px;
    background: var(--blue);
    bottom: -200px;
    left: -100px;
    opacity: 0.05;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(200, 240, 49, 0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title {
    font-size: clamp(4rem, 12vw, 9rem);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.4s;
}

.title-855 {
    display: block;
    font-family: var(--font-mono);
    color: var(--accent);
    font-weight: 800;
    font-size: 0.85em;
    letter-spacing: -0.06em;
}

.title-studios {
    display: block;
    color: var(--text);
    font-size: 0.55em;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.7s;
}

.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    opacity: 0;
    animation: fadeIn 1s ease forwards 1.5s;
}

.scroll-dot {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    position: relative;
}

.scroll-dot::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--text-dim);
    border-radius: 4px;
    animation: scrollBounce 2s ease infinite;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: #0a0a0c;
}

.btn-primary:hover {
    background: #d4f84a;
    box-shadow: 0 0 30px var(--accent-glow);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-light);
}

.btn-outline:hover {
    border-color: var(--text-dim);
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-1px);
}

/* ===== Sections ===== */
.section {
    padding: 120px 24px;
}

.section-dark {
    background: var(--bg-raised);
}

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

.section-header {
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

/* ===== Channel Cards ===== */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 28px;
}

.channel-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.channel-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease, border-color var(--transition);
}

.channel-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.channel-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.accent-red {
    background: linear-gradient(90deg, var(--red), transparent);
}

.accent-blue {
    background: linear-gradient(90deg, var(--blue), transparent);
}

.channel-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.channel-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.channel-icon svg {
    width: 20px;
    height: 20px;
}

.channel-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.icon-blue {
    background: var(--blue-dim);
    color: var(--blue);
}

.icon-red {
    background: var(--red-dim);
    color: var(--red);
}

.channel-name {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.channel-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 400;
}

.channel-videos {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.video-placeholder {
    padding: 32px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.video-placeholder-icon svg {
    width: 32px;
    height: 32px;
    opacity: 0.4;
}

.video-item {
    display: flex;
    gap: 14px;
    padding: 12px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    border: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.video-item:hover {
    border-color: var(--border-light);
    background: var(--bg-card-hover);
}

.video-thumb {
    width: 120px;
    height: 68px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg);
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.video-title {
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 4px;
}

.video-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.channel-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    padding: 12px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    width: 100%;
    justify-content: center;
}

.channel-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

/* ===== App Showcase ===== */
.app-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
}

.app-showcase.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.app-visual {
    display: flex;
    justify-content: center;
}

.app-mockup {
    width: 100%;
    max-width: 420px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0,0,0,0.4);
}

.mockup-bar {
    display: flex;
    gap: 8px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.mockup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--surface);
}

.mockup-screen {
    position: relative;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#autozukCanvas {
    width: 100%;
    border-radius: 6px;
    image-rendering: pixelated;
}

.mockup-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: #ff6b2b;
    letter-spacing: 0.1em;
    margin-top: 16px;
}

.app-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(200, 240, 49, 0.15);
    padding: 5px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.app-name {
    font-family: var(--font-mono);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--text);
}

.app-desc {
    font-size: 1rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 24px;
}

.inline-link {
    color: #ff6b2b;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition);
}

.inline-link:hover {
    color: #ff8f5a;
}

.app-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.app-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 500;
}

.feature-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.app-stores {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 22px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
}

.store-btn:hover {
    border-color: var(--border-light);
    background: var(--surface);
    transform: translateY(-1px);
}

.store-btn svg {
    flex-shrink: 0;
    color: var(--text);
}

.store-btn small {
    display: block;
    font-size: 0.65rem;
    color: var(--text-muted);
    line-height: 1;
    margin-bottom: 2px;
}

.store-btn strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.2;
}

.try-btn {
    width: 100%;
    justify-content: center;
    margin-top: 20px;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 80px 24px 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.footer-email a {
    color: var(--text-dim);
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-heading {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 16px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    font-size: 0.9rem;
    color: var(--text-dim);
    transition: color var(--transition);
}

.footer-link:hover {
    color: var(--text);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== Animations ===== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(10px); opacity: 0.3; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .app-showcase {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .app-visual {
        order: -1;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

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

    .nav-toggle {
        display: flex;
    }

    .channels-grid {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 80px 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .app-stores {
        flex-direction: column;
    }

    .store-btn {
        justify-content: center;
    }

    .video-item {
        flex-direction: column;
    }

    .video-thumb {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
    }

    /* Performance: reduce heavy effects on mobile */
    .glow {
        filter: blur(80px);
        opacity: 0.03;
    }

    .grid-overlay {
        display: none;
    }

    .nav.scrolled {
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
    }
}