/* ============================================
   Lunar VoiceMod - Modern Lunar Theme
   ============================================ */

:root {
    /* Colors - Lunar palette */
    --bg-primary: #07070d;
    --bg-secondary: #0c0c18;
    --bg-tertiary: #12122a;
    --surface: rgba(20, 20, 40, 0.5);
    --surface-hover: rgba(30, 30, 55, 0.7);
    --border: rgba(167, 139, 250, 0.12);
    --border-hover: rgba(167, 139, 250, 0.35);

    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #c4c4d6;
    --text-muted: #7d7d95;
    --text-mono: #6366f1;

    /* Accent - lunar purple/blue */
    --accent-1: #a78bfa; /* violet */
    --accent-2: #60a5fa; /* blue */
    --accent-3: #c4b5fd; /* light violet */
    --accent-glow: rgba(167, 139, 250, 0.5);
    --accent-grad: linear-gradient(135deg, #a78bfa 0%, #60a5fa 100%);
    --accent-grad-soft: linear-gradient(135deg, #c4b5fd 0%, #93c5fd 100%);

    /* Layout */
    --container: 1200px;
    --radius: 14px;
    --radius-lg: 22px;
    --radius-sm: 8px;

    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(167, 139, 250, 0.25);
    --shadow-glow-strong: 0 0 80px rgba(167, 139, 250, 0.4);

    /* Transitions */
    --t: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --t-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--t);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    background: rgba(167, 139, 250, 0.12);
    color: var(--accent-3);
    padding: 2px 6px;
    border-radius: 4px;
}

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Background effects - stars & moon glow
   ============================================ */
.stars {
    position: fixed;
    inset: 0;
    z-index: -2;
    background-image:
        radial-gradient(2px 2px at 12% 18%, rgba(255, 255, 255, 0.7) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 28% 45%, rgba(196, 181, 253, 0.9) 50%, transparent 100%),
        radial-gradient(1px 1px at 45% 15%, rgba(255, 255, 255, 0.5) 50%, transparent 100%),
        radial-gradient(2px 2px at 68% 30%, rgba(147, 197, 253, 0.7) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 82% 60%, rgba(255, 255, 255, 0.6) 50%, transparent 100%),
        radial-gradient(1px 1px at 92% 12%, rgba(196, 181, 253, 0.8) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 5% 70%, rgba(255, 255, 255, 0.5) 50%, transparent 100%),
        radial-gradient(2px 2px at 38% 85%, rgba(167, 139, 250, 0.6) 50%, transparent 100%),
        radial-gradient(1px 1px at 72% 90%, rgba(255, 255, 255, 0.5) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 55% 72%, rgba(147, 197, 253, 0.6) 50%, transparent 100%);
    background-size: 100% 100%;
    background-repeat: repeat;
    opacity: 0.8;
    animation: twinkle 8s ease-in-out infinite alternate;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.9; }
}

.moon-glow {
    position: fixed;
    top: -20%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.18) 0%, rgba(96, 165, 250, 0.08) 40%, transparent 70%);
    pointer-events: none;
    z-index: -1;
    filter: blur(40px);
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 18px 0;
    background: rgba(7, 7, 13, 0.7);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid transparent;
    transition: all var(--t);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(7, 7, 13, 0.9);
    border-bottom-color: var(--border);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    transition: transform var(--t);
}

.logo:hover {
    transform: translateY(-1px);
}

.logo-icon {
    width: 30px;
    height: 30px;
    filter: drop-shadow(0 0 8px rgba(167, 139, 250, 0.5));
}

.logo-text {
    color: var(--text-primary);
}

.logo-accent {
    background: var(--accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-left: 2px;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: var(--accent-grad);
    transition: width var(--t);
    border-radius: 2px;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 14px;
    align-items: center;
}

/* Language switch */
.lang-switch {
    display: inline-flex;
    background: rgba(20, 20, 40, 0.6);
    border: 1px solid var(--border);
    padding: 4px;
    border-radius: 999px;
    gap: 2px;
}

.lang-btn {
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    border-radius: 999px;
    transition: all var(--t);
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-btn.active {
    background: var(--accent-grad);
    color: white;
    box-shadow: 0 0 15px rgba(167, 139, 250, 0.4);
}

/* Mobile menu */
.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--t);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 26px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 12px;
    transition: all var(--t);
    cursor: pointer;
    white-space: nowrap;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-large {
    padding: 18px 32px;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-grad);
    color: white;
    box-shadow: 0 8px 24px rgba(167, 139, 250, 0.35), 0 0 0 1px rgba(167, 139, 250, 0.5);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #c4b5fd 0%, #93c5fd 100%);
    opacity: 0;
    transition: opacity var(--t);
}

.btn-primary > * {
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(167, 139, 250, 0.5), 0 0 0 1px rgba(167, 139, 250, 0.6);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background: rgba(30, 30, 55, 0.6);
    color: var(--text-primary);
    border-color: var(--border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(40, 40, 75, 0.8);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-ghost:hover {
    background: rgba(167, 139, 250, 0.08);
    border-color: var(--border-hover);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease both;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(167, 139, 250, 0.1);
    border: 1px solid rgba(167, 139, 250, 0.25);
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent-3);
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-1);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-1);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.035em;
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    filter: drop-shadow(0 4px 20px rgba(167, 139, 250, 0.4));
}

.gradient-text-soft {
    background: var(--accent-grad-soft);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 600;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
    max-width: 540px;
}

.features-list {
    list-style: none;
    margin-bottom: 24px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 7px 0;
    color: var(--text-secondary);
    font-size: 0.98rem;
}

.check {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--accent-grad);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 12px rgba(167, 139, 250, 0.3);
    position: relative;
}

.check::after {
    content: '';
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(45deg) translate(-1px, -1px);
}

.tech-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.cta-group {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.hint {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Hero visual */
.hero-visual {
    position: relative;
    animation: fadeInUp 0.8s 0.2s ease both;
}

.scene {
    position: relative;
    aspect-ratio: 1.2 / 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background:
        radial-gradient(ellipse at 75% 20%, rgba(167, 139, 250, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 50%, rgba(96, 165, 250, 0.08) 0%, transparent 50%),
        linear-gradient(180deg, #0a0a1a 0%, #0f0f25 100%);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.scene-moon {
    position: absolute;
    top: 12%;
    right: 14%;
    width: 90px;
    height: 90px;
    z-index: 2;
}

.moon-body {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 35%, #ffffff 0%, #e0e7ff 40%, #c4b5fd 100%);
    box-shadow:
        0 0 40px rgba(196, 181, 253, 0.6),
        0 0 80px rgba(167, 139, 250, 0.3),
        inset -10px -10px 20px rgba(76, 29, 149, 0.3);
    animation: float 6s ease-in-out infinite;
}

.moon-body::before,
.moon-body::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(167, 139, 250, 0.25);
}

.moon-body::before {
    top: 25%;
    left: 55%;
    width: 18%;
    height: 18%;
}

.moon-body::after {
    bottom: 25%;
    left: 25%;
    width: 12%;
    height: 12%;
}

.moon-halo {
    position: absolute;
    inset: -40%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(196, 181, 253, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.scene-stars {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.scene-stars span {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(255, 255, 255, 0.8);
    animation: twinkle-star 3s ease-in-out infinite;
}

.scene-stars span:nth-child(1) { top: 10%; left: 15%; animation-delay: 0s; }
.scene-stars span:nth-child(2) { top: 20%; left: 40%; width: 3px; height: 3px; animation-delay: 0.5s; }
.scene-stars span:nth-child(3) { top: 8%; left: 60%; animation-delay: 1s; }
.scene-stars span:nth-child(4) { top: 30%; left: 20%; animation-delay: 1.5s; }
.scene-stars span:nth-child(5) { top: 40%; left: 85%; animation-delay: 2s; }
.scene-stars span:nth-child(6) { top: 15%; left: 90%; width: 3px; height: 3px; animation-delay: 0.3s; }
.scene-stars span:nth-child(7) { top: 50%; left: 10%; animation-delay: 0.8s; }
.scene-stars span:nth-child(8) { top: 25%; left: 55%; animation-delay: 1.2s; }
.scene-stars span:nth-child(9) { top: 45%; left: 30%; animation-delay: 1.8s; }
.scene-stars span:nth-child(10) { top: 12%; left: 75%; width: 2.5px; height: 2.5px; animation-delay: 0.6s; }

@keyframes twinkle-star {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.scene-illustration {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    z-index: 3;
}

.ring {
    transform-origin: 25px 95px;
    animation: ringPulse 2.5s ease-in-out infinite;
}

.ring-1 { animation-delay: 0s; }
.ring-2 { animation-delay: 0.4s; }
.ring-3 { animation-delay: 0.8s; }

@keyframes ringPulse {
    0%, 100% { opacity: 0.9; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.08); }
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 42px;
    border: 2px solid var(--border-hover);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 7px;
}

.scroll-indicator span {
    width: 4px;
    height: 8px;
    background: var(--accent-1);
    border-radius: 2px;
    animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(14px); }
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent-1);
    margin-bottom: 14px;
    font-family: 'JetBrains Mono', monospace;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.025em;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: 100px 0;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.feature-card {
    padding: 30px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--t);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-1), transparent);
    opacity: 0;
    transition: opacity var(--t);
}

.feature-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md), 0 0 30px rgba(167, 139, 250, 0.15);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.15), rgba(96, 165, 250, 0.15));
    border: 1px solid rgba(167, 139, 250, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent-1);
    transition: all var(--t);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card:hover .feature-icon {
    background: var(--accent-grad);
    color: white;
    border-color: transparent;
    box-shadow: 0 8px 20px rgba(167, 139, 250, 0.4);
    transform: scale(1.05);
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   How-to Section
   ============================================ */
.howto {
    padding: 100px 0;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(167, 139, 250, 0.08) 0%, transparent 60%),
        var(--bg-primary);
    position: relative;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 20px;
    align-items: stretch;
    max-width: 1000px;
    margin: 0 auto;
}

.step-card {
    padding: 32px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all var(--t);
    position: relative;
}

.step-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 0 30px rgba(167, 139, 250, 0.15);
}

.step-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 16px;
    filter: drop-shadow(0 0 15px rgba(167, 139, 250, 0.3));
}

.step-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.step-connector {
    width: 40px;
    align-self: center;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    opacity: 0.4;
    border-radius: 2px;
    position: relative;
}

.step-connector::after {
    content: '';
    position: absolute;
    right: -4px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--accent-2);
    border-right: 2px solid var(--accent-2);
}

/* ============================================
   Video Section
   ============================================ */
.video-section {
    padding: 100px 0;
    position: relative;
}

.video-wrapper {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
}

.video-player {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    z-index: 2;
}

.video-el {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #0c0c18;
    display: block;
}

.video-custom-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at 50% 50%, rgba(167, 139, 250, 0.25) 0%, rgba(12, 12, 24, 0.65) 60%),
        linear-gradient(135deg, rgba(26, 21, 48, 0.6) 0%, rgba(12, 12, 24, 0.75) 100%);
    cursor: pointer;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 2;
}

.video-custom-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(167, 139, 250, 0.04) 40px, rgba(167, 139, 250, 0.04) 41px),
        repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(96, 165, 250, 0.04) 40px, rgba(96, 165, 250, 0.04) 41px);
    pointer-events: none;
}

.video-player.playing .video-custom-overlay {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.play-btn {
    position: relative;
    z-index: 2;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--accent-grad);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--t);
    box-shadow: 0 10px 40px rgba(167, 139, 250, 0.5);
}

.play-btn::before {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    border: 2px solid rgba(167, 139, 250, 0.3);
    animation: playPulse 2s ease-out infinite;
}

.play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 50px rgba(167, 139, 250, 0.7);
}

.play-btn svg {
    width: 32px;
    height: 32px;
    margin-left: 4px;
}

@keyframes playPulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.4); opacity: 0; }
}

.video-glow {
    position: absolute;
    inset: -40px;
    background: radial-gradient(ellipse, rgba(167, 139, 250, 0.2), transparent 70%);
    filter: blur(40px);
    z-index: 1;
    pointer-events: none;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-content .eyebrow {
    text-align: left;
}

.about-content h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.stat {
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    transition: all var(--t);
}

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

.stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.about-card {
    padding: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-grad);
}

.about-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.req-list {
    list-style: none;
}

.req-list li {
    display: flex;
    flex-direction: column;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    gap: 4px;
}

.req-list li:last-child {
    border-bottom: none;
}

.req-list strong {
    font-size: 0.82rem;
    color: var(--accent-3);
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.req-list span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: 80px 0 120px;
}

.cta-box {
    position: relative;
    padding: 70px 40px;
    text-align: center;
    border-radius: var(--radius-lg);
    background:
        linear-gradient(135deg, rgba(167, 139, 250, 0.12) 0%, rgba(96, 165, 250, 0.08) 100%),
        var(--bg-secondary);
    border: 1px solid var(--border-hover);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(167, 139, 250, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(96, 165, 250, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.cta-box > * {
    position: relative;
    z-index: 1;
}

.cta-box h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.cta-box p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 32px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.cta-box .cta-group {
    justify-content: center;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
    background: rgba(7, 7, 13, 0.5);
    backdrop-filter: blur(10px);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 14px;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: 0.01em;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 5px 0;
    transition: color var(--t);
}

.footer-col a:hover {
    color: var(--accent-1);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-links a:hover {
    color: var(--accent-1);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .hero-visual {
        max-width: 560px;
        margin: 0 auto;
        width: 100%;
    }

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

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

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

    .step-connector {
        width: 2px;
        height: 30px;
        margin: 0 auto;
        background: linear-gradient(180deg, var(--accent-1), var(--accent-2));
    }

    .step-connector::after {
        right: 50%;
        top: auto;
        bottom: -4px;
        transform: translateX(50%) rotate(135deg);
    }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }

    .nav-links { display: none; }

    .nav-links.open {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        padding: 20px;
        background: rgba(7, 7, 13, 0.98);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open a {
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
        width: 100%;
    }

    .menu-toggle { display: flex; }

    .lang-switch .lang-btn { padding: 6px 10px; font-size: 0.75rem; }

    .hero { padding: 100px 0 60px; min-height: auto; }

    .hero-title { font-size: 2.8rem; }

    .cta-group { flex-direction: column; align-items: stretch; }

    .btn { width: 100%; }

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

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

    .cta-box { padding: 50px 24px; }

    .scroll-indicator { display: none; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.3rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .section-header h2 { font-size: 1.8rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .play-btn { width: 70px; height: 70px; }
    .play-btn svg { width: 26px; height: 26px; }
    .badge { font-size: 0.75rem; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}