/* ============================================
   魔霏科技AI - n1n.ai 风格 + 炫酷特效
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #050812;
    --bg-light: #080e1a;
    --bg-card: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    --bg-card-solid: rgba(14,20,38,0.9);
    --text: #e2e8f0;
    --text-dim: #94a3b8;
    --text-muted: #64748b;
    --accent: #38bdf8;
    --accent-2: #7c3aed;
    --purple: #a855f7;
    --blue: #3b82f6;
    --green: #22c55e;
    --pink: #ec4899;
    --border: rgba(148,163,184,0.16);
    --glow: rgba(56,189,248,0.34);
    --card-shadow: 0 22px 60px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.04);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    background-image:
        radial-gradient(circle at 50% 0%, rgba(59,130,246,0.1), transparent 36%),
        radial-gradient(circle at 82% 18%, rgba(168,85,247,0.08), transparent 32%);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ============================================
   Background
   ============================================ */

.bg-wrapper {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.bg-gradient {
        position: absolute;
    inset: 0px;
    background: radial-gradient(100% 80% at 50% -30%, rgba(56, 189, 248, 0.2) 0%, transparent 50%), radial-gradient(80% 50% at 100% 50%, rgba(168, 85, 247, 0.15) 0%, transparent 50%), radial-gradient(60% 40% at 0% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    animation: 10s ease-in-out 0s infinite alternate none running bgPulse;
}

@keyframes bgPulse {
    0% { opacity: 0.8; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.05); }
}

.bg-grid {
    position: absolute;
    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: 50px 50px;
    inset: 0px;
    animation: 20s linear 0s infinite normal none running gridMove;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Canvas 粒子背景 */
#particles-canvas {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

/* 鼠标跟随光效 */
.cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56,189,248,0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

.cursor-glow.active {
    opacity: 1;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 24px;
    background: rgba(5,8,18,0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { filter: drop-shadow(0 0 5px var(--glow)); }
    50% { filter: drop-shadow(0 0 15px var(--glow)); }
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.nav-logo em {
    font-style: normal;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textShine 3s linear infinite;
    background-size: 200% auto;
}

@keyframes textShine {
    to { background-position: 200% center; }
}

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

.nav-links a {
    font-size: 0.9rem;
    color: var(--text-dim);
    transition: all 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--purple));
    transition: width 0.3s;
}

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

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

.nav-links a.nav-link-active {
    color: var(--text);
}

.nav-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    color: #fff !important;
    white-space: nowrap;
}

.nav-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--glow);
}

.nav-btn:hover::before {
    transform: translateX(100%);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
    padding: 100px 24px 60px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    max-width: 560px;
    position: relative;
    z-index: 2;
}

/* Badge 动画 */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 16px 6px 6px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 28px;
    animation: badgeFloat 3s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.badge-new {
    padding: 4px 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    color: white;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 var(--glow); }
    50% { box-shadow: 0 0 20px 5px var(--glow); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    opacity: 0;
    animation: titleReveal 1s ease forwards 0.2s;
}

@keyframes titleReveal {
    from {
        opacity: 0;
        transform: translateY(30px);
        filter: blur(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent) 0%, var(--purple) 50%, var(--blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: gradientFlow 4s linear infinite;
}

@keyframes gradientFlow {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.4s;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.6s;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: white;
    box-shadow: 0 4px 20px var(--glow);
    border: none;
    cursor: pointer;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transform: translateX(-100%);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 40px var(--glow);
}

.btn-primary:hover::before {
    transform: translateX(100%);
    transition: transform 0.6s;
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
}

.btn-secondary:hover {
    border-color: var(--accent);
    background: rgba(56,189,248,0.1);
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(56,189,248,0.2);
}

.hero-stats {
    display: flex;
    gap: 48px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.8s;
}

.stat {
    position: relative;
}

.stat strong {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text), var(--text-dim));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.stat::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
}

/* ============================================
   Hero Workflow
   ============================================ */

.hero-workflow {
    position: relative;
    height: 500px;
    width: 100%;
    min-width: 480px;
    overflow: visible;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.5s;
}

.workflow-canvas {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 420px;
    min-width: 520px;
    perspective: 1000px;
    overflow: visible;
}

.workflow-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.flow-line {
    stroke-dasharray: 8 4;
    stroke-linecap: round;
    animation: flowDash 3s linear infinite;
    filter: drop-shadow(0 0 3px currentColor);
}

.flow-line-strong {
    stroke-width: 3;
    stroke-dasharray: 10 6;
    opacity: 1;
}

.line-1 { animation-delay: 0s; }
.line-2 { animation-delay: -0.4s; }
.line-3 { animation-delay: -0.8s; }
.line-4 { animation-delay: -1.2s; }
.line-5 { animation-delay: -1.6s; }
.line-6 { animation-delay: -2s; }
.line-7 { animation-delay: -2.4s; }
.line-8 { animation-delay: -2.8s; }

@keyframes flowDash {
    to { stroke-dashoffset: -24; }
}

/* ========== Workflow Nodes ========== */

.workflow-node {
    position: absolute;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(18,18,18,1);
    border: 1px solid var(--border);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: nodeFloat 6s ease-in-out infinite, nodeAppear 0.8s ease both;
    animation-delay: var(--delay), var(--delay);
    cursor: pointer;
    isolation: isolate;
}

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

@keyframes nodeAppear {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
        filter: blur(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
        filter: blur(0);
    }
}

/* hub 布局 */
.workflow-hub .workflow-node {
    animation: nodeAppearHub 0.6s ease both;
    animation-delay: var(--delay);
}

@keyframes nodeAppearHub {
    from { opacity: 0; filter: blur(8px); }
    to { opacity: 1; filter: blur(0); }
}

.workflow-node:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--accent);
    box-shadow:
        0 0 30px var(--glow),
        0 20px 50px rgba(0,0,0,0.5);
}

/* 节点脉冲光环 */
.workflow-node::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--accent), var(--purple), var(--blue));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s;
}

.workflow-node:hover::before {
    opacity: 0.5;
    animation: nodePulse 1.5s ease-in-out infinite;
}

@keyframes nodePulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.2; }
}

/* Hub node positions */
.workflow-hub .workflow-node.node-center {
    left: 42%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    --delay: 0.3s;
}
.workflow-hub .workflow-node.node-video { left: 50%; top: 4%; transform: translate(-50%, 0); z-index: 2; }
.workflow-hub .workflow-node.node-live { left: 2%; top: 16%; z-index: 2; }
.workflow-hub .workflow-node.node-face { left: 2%; top: 50%; transform: translate(0, -50%); z-index: 2; }
.workflow-hub .workflow-node.node-voice { left: 2%; top: 84%; z-index: 2; }
.workflow-hub .workflow-node.node-human { left: 50%; top: 92%; transform: translate(-50%, 0); z-index: 2; }
.workflow-hub .workflow-node.node-drama { left: auto; right: 2%; top: 84%; z-index: 2; }
.workflow-hub .workflow-node.node-image { left: auto; right: 2%; top: 16%; z-index: 2; }
.workflow-hub .workflow-node.node-export {
    left: auto;
    right: 2%;
    top: 50%;
    transform: translate(0, -50%);
    z-index: 4;
}

/* hub hover transform retention */
.workflow-hub .workflow-node.node-video:hover { transform: translate(-50%, 0) translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-live:hover { transform: translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-face:hover { transform: translate(0, -50%) translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-voice:hover { transform: translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-human:hover { transform: translate(-50%, 0) translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-drama:hover { transform: translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-image:hover { transform: translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-export:hover { transform: translate(0, -50%) translateY(-6px) scale(1.05); }
.workflow-hub .workflow-node.node-center:hover {
    transform: translate(-50%, -50%) translateY(-8px) scale(1.08);
}

.node-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: 12px;
    font-size: 1.4rem;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    background-color: #0a0a0a;
}

.node-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
    animation: iconShine 3s ease-in-out infinite;
}

@keyframes iconShine {
    0%, 100% { transform: translateX(-100%) rotate(45deg); }
    50% { transform: translateX(100%) rotate(45deg); }
}

.node-icon-lg {
    width: 52px;
    height: 52px;
    color: white;
}

.node-icon-lg svg {
    width: 28px;
    height: 28px;
}

.node-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.node-title {
    font-size: 0.9rem;
    font-weight: 600;
}

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

.node-center {
    border: 1px solid rgba(168,85,247,0.3);
    box-shadow: 0 0 30px rgba(168,85,247,0.2);
    background: rgba(18,18,18,0.95);
}

.node-export {
    border-color: rgba(255,107,53,0.3);
    box-shadow: 0 0 30px rgba(255,107,53,0.2);
}

/* 粒子 */
.particle {
    position: absolute;
    border-radius: 50%;
    animation: particleFly 10s linear infinite;
    pointer-events: none;
}

.p1 { top: 20%; left: 30%; width: 6px; height: 6px; background: var(--accent); animation-delay: 0s; }
.p2 { top: 60%; left: 60%; width: 8px; height: 8px; background: var(--purple); animation-delay: -2.5s; }
.p3 { top: 40%; left: 80%; width: 5px; height: 5px; background: var(--blue); animation-delay: -5s; }
.p4 { top: 80%; left: 45%; width: 7px; height: 7px; background: var(--green); animation-delay: -7.5s; }

@keyframes particleFly {
    0% { transform: translate(0, 0) scale(1); opacity: 0; }
    10% { opacity: 1; }
    50% { transform: translate(50px, -80px) scale(1.5); opacity: 0.8; }
    90% { opacity: 1; }
    100% { transform: translate(-30px, 60px) scale(0.5); opacity: 0; }
}

/* 能量线条 */
.energy-line {
    position: absolute;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    animation: energyMove 4s linear infinite;
    opacity: 0.6;
}

@keyframes energyMove {
    0% { transform: translateX(-100px); opacity: 0; }
    50% { opacity: 0.6; }
    100% { transform: translateX(400px); opacity: 0; }
}

/* ============================================
   Section Styles
   ============================================ */

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(56,189,248,0.1);
    border: 1px solid rgba(56,189,248,0.25);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    animation: tagGlow 2s ease-in-out infinite;
}

@keyframes tagGlow {
    0%, 100% { box-shadow: 0 0 10px rgba(56,189,248,0.2); }
    50% { box-shadow: 0 0 20px rgba(56,189,248,0.3); }
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

section {
    position: relative;
    z-index: 1;
    padding: 120px 0;
}

/* ============================================
   AI直播专区
   ============================================ */

.live-section {
    padding: 120px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(56,189,248,0.03) 50%, transparent 100%);
    position: relative;
}

.live-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.live-preview {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    background: rgba(239,68,68,0.1);
    border-bottom: 1px solid var(--border);
}

.live-dot {
    width: 10px;
    height: 10px;
    background: #ff0000;
    border-radius: 50%;
    animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255,0,0,0.5); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(255,0,0,0); }
}

.preview-header span:nth-child(2) {
    color: #ff4444;
    font-weight: 600;
    font-size: 0.9rem;
}

.viewer-count {
    margin-left: auto;
    color: var(--text-dim);
    font-size: 0.85rem;
}

.preview-body {
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 250px;
    position: relative;
}

.digital-human {
    position: relative;
}

.human-avatar {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    animation: avatarFloat 3s ease-in-out infinite;
}

@keyframes avatarFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.human-wave {
    position: absolute;
    inset: -20px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    animation: waveExpand 2s ease-out infinite;
    opacity: 0.5;
}

@keyframes waveExpand {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.5); opacity: 0; }
}

.live-products {
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    font-size: 1.5rem;
    animation: productBounce 2s ease-in-out infinite;
}

.product-card:nth-child(2) {
    animation-delay: 0.5s;
}

@keyframes productBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.product-card small {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.preview-chat {
    padding: 16px 20px;
    background: rgba(0,0,0,0.3);
    border-top: 1px solid var(--border);
    max-height: 100px;
    overflow-y: auto;
}

.chat-msg {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 6px;
    animation: chatSlide 0.5s ease;
}

.chat-msg span {
    color: var(--accent);
    margin-right: 6px;
}

.chat-msg.ai {
    background: rgba(56,189,248,0.1);
    padding: 6px 10px;
    border-radius: 8px;
}

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

.live-features {
    display: grid;
    gap: 20px;
}

.live-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.live-feature:hover {
    border-color: var(--accent);
    transform: translateX(5px);
    box-shadow: 0 0 30px rgba(56,189,248,0.15);
}

.live-feature .feature-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: auto;
    height: auto;
    background: none;
    border-radius: 0;
    margin-bottom: 0;
}

.feature-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.feature-content p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ============================================
   Feature Cards
   ============================================ */

.features {
    padding: 120px 0;
    position: relative;
}

.feature-category {
    margin-bottom: 60px;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-left: 16px;
    border-left: 4px solid var(--accent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature-card {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 28px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 22px 60px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.04);
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(56,189,248,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(56,189,248,0.3);
    box-shadow:
        0 20px 50px rgba(0,0,0,0.3),
        0 0 30px rgba(56,189,248,0.15);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: 14px;
    font-size: 1.8rem;
    margin-bottom: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 30px var(--glow);
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ============================================
   视频创作专区
   ============================================ */
.video-section {
    padding: 120px 0;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.video-card {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 28px;
    position: relative;
    transition: all 0.4s;
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 22px 60px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.04);
}

.video-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(168,85,247,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.video-card:hover {
    transform: translateY(-8px);
    border-color: rgba(168,85,247,0.3);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.video-card.video-main {
    grid-column: span 2;
    grid-row: span 2;
    background: linear-gradient(135deg, rgba(168,85,247,0.1) 0%, rgba(59,130,246,0.05) 100%);
    border-color: rgba(168,85,247,0.2);
}

.card-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--purple), var(--blue));
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    color: white;
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.video-card.video-main .card-icon {
    font-size: 4rem;
}

.video-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.video-card.video-main h3 {
    font-size: 1.5rem;
}

.video-card p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.card-tags span {
    padding: 6px 12px;
    background: rgba(168,85,247,0.15);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--purple);
}

/* ============================================
   Drama Section
   ============================================ */

.drama-section {
    padding: 120px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(236,72,153,0.03) 50%, transparent 100%);
}

.drama-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: stretch;
}

.drama-main-card {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid rgba(236,72,153,0.2);
    border-radius: 20px;
    padding: 32px;
    position: relative;
    transition: all 0.4s;
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 22px 60px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.04);
}

.drama-main-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(236,72,153,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.drama-main-card:hover::before {
    opacity: 1;
}

.drama-main-card:hover {
    transform: translateY(-6px);
    border-color: rgba(236,72,153,0.35);
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

.drama-main-card .card-badge {
    background: linear-gradient(135deg, var(--pink), #db2777);
}

.drama-main-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.drama-main-card h3 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.drama-main-card p {
    font-size: 0.95rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 16px;
}

.drama-main-card .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.drama-main-card .card-tags span {
    padding: 6px 12px;
    background: rgba(236,72,153,0.15);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--pink);
}

.drama-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.drama-card {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.drama-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(236,72,153,0.08) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.drama-card:hover {
    transform: translateY(-4px);
    border-color: rgba(236,72,153,0.25);
    box-shadow: 0 12px 36px rgba(0,0,0,0.2);
}

.drama-card .card-icon {
    font-size: 2rem;
    margin-bottom: 14px;
}

.drama-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.drama-card p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ============================================
   More Features
   ============================================ */

.more-section {
    padding: 60px 0;
}

.more-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 24px;
}

.more-features span {
    padding: 10px 20px;
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.9rem;
    color: var(--text-dim);
    transition: all 0.3s;
    cursor: pointer;
}

.more-features span:hover {
    border-color: var(--accent);
    color: var(--text);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

/* ============================================
   Download
   ============================================ */

.download-section {
    padding: 120px 0;
}

.download-card {
    position: relative;
    max-width: 620px;
    margin: 0 auto;
    background: linear-gradient(135deg, #7c3aed, var(--accent));
    border-radius: 28px;
    padding: 72px;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 22px 60px rgba(124,58,237,0.2);
}

.download-glow {
    position: absolute;
    top: -100%;
    right: -30%;
    width: 80%;
    height: 300%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 50%);
    animation: downloadGlow 8s ease-in-out infinite;
}

@keyframes downloadGlow {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-10%, 10%) rotate(10deg); }
}

.download-card::before,
.download-card::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    animation: floatBubble 10s ease-in-out infinite;
}

.download-card::before {
    width: 200px;
    height: 200px;
    bottom: -50px;
    left: 10%;
    animation-delay: 0s;
}

.download-card::after {
    width: 150px;
    height: 150px;
    top: 20%;
    right: 5%;
    animation-delay: -5s;
}

@keyframes floatBubble {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.1); }
}

.download-content {
    position: relative;
    z-index: 1;
    color: white;
}

.download-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 12px;
}

.download-content > p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.download-info {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 32px;
}

.info-item {
    text-align: center;
}

.info-label {
    display: block;
    font-size: 0.8rem;
    opacity: 0.7;
    margin-bottom: 4px;
}

.info-value {
    font-size: 1.2rem;
    font-weight: 600;
}

.download-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.btn-cloud {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 14px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-cloud:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-3px);
}

.download-tip {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ============================================
   About
   ============================================ */

.about {
    padding: 120px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 24px;
}

.about-content p {
    font-size: 1.05rem;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-tags {
    display: flex;
    gap: 16px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.about-tags span {
    padding: 12px 20px;
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.about-tags span:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.about-visual {
    text-align: center;
    padding: 48px;
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 28px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.about-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(56,189,248,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.about-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    animation: logoFloat 4s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.about-logo svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 20px var(--glow));
}

.about-visual h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.about-visual > p {
    color: var(--text-dim);
    position: relative;
    z-index: 1;
    margin-bottom: 20px;
}

.tech-stack {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.tech-stack span {
    padding: 6px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: monospace;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    position: relative;
    z-index: 1;
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
}

.footer-main {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand p {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-top: 16px;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 10px;
    transition: all 0.2s;
}

.footer-col a:hover {
    color: var(--accent);
    transform: translateX(3px);
}

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

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

/* ============================================
   Sub Pages
   ============================================ */

.page-wrap {
    position: relative;
    z-index: 1;
    padding-top: 80px;
    min-height: 100vh;
    padding-bottom: 40px;
}

.page-hero {
    padding: 60px 0 40px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 48px;
    text-align: center;
}

.page-hero h1 {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.page-desc {
    font-size: 16px;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Content Section
   ============================================ */

.content-section {
    padding: 40px 0;
    max-width: 860px;
    margin: 0 auto;
}

.content-section h2 {
    font-size: 26px;
    font-weight: 700;
    margin: 36px 0 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.content-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 24px 0 10px;
    color: var(--text);
}

.content-section h4 {
    font-size: 15px;
    font-weight: 600;
    margin: 16px 0 8px;
    color: var(--text-dim);
}

.content-section h5 {
    font-size: 14px;
    font-weight: 600;
    margin: 12px 0 6px;
    color: var(--text-dim);
}

.content-section p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 12px;
}

.content-section ul,
.content-section ol {
    padding-left: 24px;
    margin: 12px 0 24px;
}

.content-section li {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 8px;
}

.content-section code {
    padding: 2px 8px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 13px;
    color: var(--accent);
}

.content-section strong {
    color: var(--text);
}

/* Feature Detail */
.feature-detail {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    margin: 12px 0 20px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.fd-label {
    font-weight: 600;
    color: var(--text);
}

/* ============================================
   FAQ
   ============================================ */

.faq-section-title {
    font-size: 22px;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--text);
}

.faq-item {
    background: linear-gradient(145deg, rgba(14,20,38,0.9), rgba(8,12,26,0.8));
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 12px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.faq-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.faq-item p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 0;
}

.faq-item a {
    color: var(--accent);
    text-decoration: underline;
}

.faq-item a:hover {
    color: var(--purple);
}

/* ============================================
   Selection & Scrollbar
   ============================================ */

::selection {
    background: var(--accent);
    color: white;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-2), var(--accent));
    border-radius: 5px;
}

/* ============================================
   Container
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-actions, .hero-stats {
        justify-content: center;
    }

    .hero-workflow {
        display: none;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .live-showcase {
        grid-template-columns: 1fr;
    }

    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .drama-showcase {
        grid-template-columns: 1fr;
    }

    .drama-cards {
        grid-template-columns: 1fr 1fr;
    }

    .video-card.video-main {
        grid-column: span 1;
        grid-row: span 1;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

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

    .video-card.video-main {
        grid-column: span 1;
        grid-row: span 1;
    }

    .live-features {
        gap: 12px;
    }

    .live-feature {
        padding: 16px;
    }

    .drama-cards {
        grid-template-columns: 1fr;
    }

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

    .download-card {
        padding: 32px 20px;
    }

    .download-info {
        gap: 16px;
    }

    .download-btns {
        flex-direction: column;
    }

    .footer-main {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    section {
        padding: 60px 0;
    }

    .page-hero h1 {
        font-size: 28px;
    }

    .content-section {
        padding: 20px 16px;
    }
}

/* ============================================
   Demo Page
   ============================================ */

.demo-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.demo-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s;
}

.demo-card:hover {
    transform: translateY(-6px);
    border-color: rgba(148,163,184,0.25);
    box-shadow: var(--card-shadow);
}

.demo-card-preview {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.demo-card-preview::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(5,8,18,0.9));
}

.demo-card-body {
    padding: 24px;
}

.demo-card-body h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.demo-card-body p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 16px;
}

.demo-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.demo-card-tags span {
    padding: 4px 12px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================
   Studio Page (线上版)
   ============================================ */

.studio-hero {
    text-align: center;
    padding: 80px 0 60px;
}

.studio-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.studio-hero p {
    font-size: 16px;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 32px;
}

.studio-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.studio-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin: 60px 0;
}

.studio-feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
}

.studio-feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(148,163,184,0.25);
    box-shadow: var(--card-shadow);
}

.studio-feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.studio-feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.studio-feature-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ============================================
   Live Page
   ============================================ */

.live-detail-section {
    padding: 80px 0;
}

.live-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

.live-detail-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 24px;
    transition: all 0.3s;
}

.live-detail-card:hover {
    border-color: rgba(148,163,184,0.25);
    transform: translateY(-4px);
    box-shadow: var(--card-shadow);
}

.live-detail-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.live-detail-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.live-detail-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.7;
}

.live-steps {
    counter-reset: step;
    margin: 40px 0;
}

.live-step {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 16px;
    transition: all 0.3s;
}

.live-step:hover {
    border-color: rgba(148,163,184,0.25);
    transform: translateX(4px);
}

.live-step-num {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    flex-shrink: 0;
}

.live-step-content h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}

.live-step-content p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ============================================
   Video Page
   ============================================ */

.video-detail-page {
    padding: 80px 0;
}

.video-template-group {
    margin-bottom: 48px;
}

.video-template-group h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

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

.video-template-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 24px;
    transition: all 0.3s;
}

.video-template-card:hover {
    transform: translateY(-4px);
    border-color: rgba(148,163,184,0.25);
    box-shadow: var(--card-shadow);
}

.video-template-card .card-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.video-template-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.video-template-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 12px;
}

.video-template-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.video-template-tags span {
    padding: 3px 10px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 11px;
    color: var(--text-muted);
}

/* ============================================
   Changelog Page
   ============================================ */

.changelog-timeline {
    position: relative;
    padding-left: 32px;
}

.changelog-timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), var(--purple), transparent);
}

.changelog-entry {
    position: relative;
    margin-bottom: 40px;
}

.changelog-entry::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 6px;
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    border: 2px solid var(--bg);
    box-shadow: 0 0 0 2px var(--accent);
}

.changelog-entry.featured::before {
    background: #ff6b35;
    box-shadow: 0 0 0 2px #ff6b35;
}

.changelog-version {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 8px;
}

.changelog-date {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
}

.changelog-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    margin-left: 8px;
}

.changelog-tag-new { background: rgba(34,197,94,0.15); color: #22c55e; }
.changelog-tag-fix { background: rgba(59,130,246,0.15); color: #3b82f6; }
.changelog-tag-update { background: rgba(168,85,247,0.15); color: #a855f7; }
.changelog-tag-hotfix { background: rgba(239,68,68,0.15); color: #ef4444; }

.changelog-body {
    margin-top: 12px;
}

.changelog-body ul {
    padding-left: 20px;
    margin: 8px 0;
}

.changelog-body li {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 6px;
}

/* ============================================
   About Page
   ============================================ */

.about-page-section {
    padding: 40px 0;
}

.about-hero-section {
    text-align: center;
    padding: 60px 0;
}

.about-hero-section .about-logo {
    margin-bottom: 24px;
}

.about-hero-section h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.about-hero-section .page-desc {
    font-size: 16px;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.about-value-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
}

.about-value-card:hover {
    transform: translateY(-4px);
    border-color: rgba(148,163,184,0.25);
    box-shadow: var(--card-shadow);
}

.about-value-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.about-value-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.about-value-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

.about-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.about-team-member {
    text-align: center;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s;
}

.about-team-member:hover {
    transform: translateY(-4px);
    border-color: rgba(148,163,184,0.25);
}

.team-avatar {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 12px;
}

.about-team-member h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.about-team-member p {
    font-size: 13px;
    color: var(--text-dim);
}

/* ============================================
   Privacy Page
   ============================================ */

.privacy-section {
    padding: 40px 0;
    max-width: 860px;
    margin: 0 auto;
}

.privacy-section h2 {
    font-size: 22px;
    font-weight: 700;
    margin: 36px 0 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.privacy-section h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 24px 0 10px;
    color: var(--text);
}

.privacy-section p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 12px;
}

.privacy-section ul {
    padding-left: 24px;
    margin: 12px 0 24px;
}

.privacy-section li {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 8px;
}

/* ============================================
   Additional Animations
   ============================================ */

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.shimmer-text {
    background: linear-gradient(90deg, var(--text), var(--accent), var(--purple), var(--text));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s linear infinite;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease both;
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.scale-in {
    animation: scaleIn 0.4s ease both;
}

/* Animated underline */
.animated-underline {
    position: relative;
    display: inline-block;
}

.animated-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--purple));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s;
}

.animated-underline:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Responsive for new pages */
@media (max-width: 1200px) {
    .live-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .demo-showcase {
        grid-template-columns: 1fr;
    }

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

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

    .about-values {
        grid-template-columns: 1fr;
    }

    .about-team-grid {
        grid-template-columns: 1fr 1fr;
    }

    .changelog-timeline {
        padding-left: 24px;
    }
}

@media (max-width: 480px) {
    .about-team-grid {
        grid-template-columns: 1fr;
    }

    .studio-hero {
        padding: 40px 0;
    }
}

/* Fix for studio page floating issue */
.btn-glow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-glow:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--glow);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-weight: 600;
    font-size: 1rem;
    background: rgba(255,255,255,0.03);
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-outline:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(148,163,184,0.3);
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .download-info {
        flex-direction: column;
        gap: 12px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-desc {
        font-size: 15px;
    }
}