/* ============================================
   王淑怡个人站点 - 主样式表
   www.wangshuyi.com
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --primary: #6C5CE7;
    --primary-light: #A29BFE;
    --primary-dark: #4A3DB6;
    --secondary: #00CEC9;
    --accent: #FD79A8;
    --bg-dark: #0A0A1A;
    --bg-darker: #060612;
    --bg-card: #111128;
    --bg-card-hover: #161638;
    --text-primary: #F0F0FF;
    --text-secondary: #A0A0C0;
    --text-muted: #6A6A8A;
    --border: rgba(108, 92, 231, 0.15);
    --border-light: rgba(255, 255, 255, 0.06);
    --gradient-1: linear-gradient(135deg, #6C5CE7, #A29BFE);
    --gradient-2: linear-gradient(135deg, #00CEC9, #6C5CE7);
    --gradient-3: linear-gradient(135deg, #FD79A8, #6C5CE7);
    --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.3);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

/* ---------- Section Common ---------- */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    text-align: center;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 60px;
    letter-spacing: 0.5px;
}

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-1);
    border-radius: 10px;
    font-size: 1rem;
    color: #fff;
}

.nav-menu {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(108, 92, 231, 0.12);
}

.nav-toggle {
    display: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-primary);
}

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

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

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(108, 92, 231, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108, 92, 231, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 30%, transparent 70%);
}

.hero-particles {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-light);
    border-radius: 50%;
    animation: float 6s infinite ease-in-out;
    opacity: 0.4;
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0.4; }
    25% { transform: translateY(-30px) translateX(15px); opacity: 0.7; }
    50% { transform: translateY(-10px) translateX(-10px); opacity: 0.3; }
    75% { transform: translateY(-40px) translateX(-15px); opacity: 0.6; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.greeting {
    display: block;
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.name {
    display: block;
    font-size: 4.5rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.btn {
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--gradient-1);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(108, 92, 231, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid rgba(108, 92, 231, 0.4);
}

.btn-outline:hover {
    background: rgba(108, 92, 231, 0.1);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
    z-index: 1;
}

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

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

/* ---------- Mini Game ---------- */
.mini-game {
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
    position: relative;
    overflow: hidden;
}

.mini-game::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-light), var(--secondary), var(--primary-light), transparent);
    opacity: 0.5;
}

.game-wrapper {
    display: flex;
    gap: 32px;
    justify-content: center;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
}

.game-canvas-wrap {
    position: relative;
    width: 480px;
    height: 480px;
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(108, 92, 231, 0.3);
    box-shadow:
        0 0 40px rgba(108, 92, 231, 0.15),
        0 0 80px rgba(0, 206, 201, 0.08),
        inset 0 0 40px rgba(108, 92, 231, 0.05);
    transition: all 0.3s ease;
    background: var(--bg-card);
    flex-shrink: 0;
}

.game-canvas-wrap.playing {
    border-color: rgba(0, 206, 201, 0.5);
    box-shadow:
        0 0 60px rgba(108, 92, 231, 0.25),
        0 0 100px rgba(0, 206, 201, 0.15),
        inset 0 0 60px rgba(108, 92, 231, 0.08);
}

#gameCanvas {
    display: block;
    background: #0a0a16;
}

/* Game Overlay */
.game-overlay {
    position: absolute;
    inset: 0;
    background: rgba(6, 6, 18, 0.92);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    z-index: 5;
}

.game-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.overlay-content {
    text-align: center;
    padding: 40px;
}

.overlay-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite;
}

.overlay-content h3 {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.overlay-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.8;
}

.game-start-btn {
    padding: 14px 40px;
    background: var(--gradient-1);
    border: none;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.5);
    transition: all 0.3s ease;
}

.game-start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(108, 92, 231, 0.6);
}

.game-start-btn:active {
    transform: translateY(0);
}

/* 按钮容器 */
.overlay-btns {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

/* 重新开始按钮（暂停/结束覆盖层中的次要按钮） */
.game-restart-btn {
    padding: 12px 32px;
    background: transparent;
    border: 2px solid rgba(108, 92, 231, 0.4);
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-light);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.game-restart-btn:hover {
    background: rgba(108, 92, 231, 0.1);
    border-color: rgba(108, 92, 231, 0.6);
    transform: translateY(-2px);
}

.game-restart-btn:active {
    transform: translateY(0);
}

/* Game Sidebar */
.game-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 180px;
    flex-shrink: 0;
}

.game-score-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.score-label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.score-value {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.score-value.combo {
    font-size: 1.5rem;
    background: linear-gradient(135deg, #FD79A8, #FDCB6E);
    -webkit-background-clip: text;
    background-clip: text;
}

.score-value.pulse {
    animation: scorePulse 0.4s ease-out;
}

@keyframes scorePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.game-controls-info {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 20px;
}

.game-controls-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 14px;
    text-align: center;
}

.control-keys {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.key-row {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 32px;
    padding: 0 8px;
    background: rgba(108, 92, 231, 0.12);
    border: 1px solid rgba(108, 92, 231, 0.25);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-light);
    font-family: 'Inter', monospace;
}

.control-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 4px;
}

/* ---------- Competencies ---------- */
.competencies {
    background: var(--bg-darker);
}

.comp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.comp-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.comp-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.comp-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.comp-card:hover::before {
    transform: scaleX(1);
}

.comp-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 14px;
    font-size: 1.5rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.comp-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.comp-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.comp-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.comp-tags li {
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.08);
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--primary-light);
}

/* ---------- Knowledge ---------- */
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

.knowledge-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
}

.knowledge-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border);
    transform: translateY(-3px);
}

.k-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-2);
    border-radius: 12px;
    font-size: 1.2rem;
    color: #fff;
}

.knowledge-card:nth-child(3n) .k-icon { background: var(--gradient-1); }
.knowledge-card:nth-child(3n+1) .k-icon { background: var(--gradient-2); }
.knowledge-card:nth-child(3n+2) .k-icon { background: var(--gradient-3); }

.knowledge-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.knowledge-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ---------- Navigation Links ---------- */
.navigation {
    background: var(--bg-darker);
}

.nav-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.nav-category {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 28px;
    transition: var(--transition);
}

.nav-category:hover {
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

.cat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.cat-header i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 10px;
    font-size: 1rem;
    color: var(--primary-light);
}

.cat-header h3 {
    font-size: 1.05rem;
    font-weight: 600;
}

.cat-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-link-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.nav-link-item:hover {
    background: rgba(108, 92, 231, 0.08);
    color: var(--primary-light);
}

.link-icon {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ---------- Aggregation ---------- */
.agg-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.agg-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.agg-card:hover {
    transform: translateY(-4px);
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

.agg-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-1);
    border-radius: 16px;
    font-size: 1.5rem;
    color: #fff;
}

.agg-card:nth-child(2) .agg-icon { background: var(--gradient-2); }
.agg-card:nth-child(3) .agg-icon { background: var(--gradient-3); }

.agg-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.agg-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.agg-status {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(0, 206, 201, 0.1);
    border: 1px solid rgba(0, 206, 201, 0.3);
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--secondary);
}

/* ---------- Articles ---------- */
.articles {
    background: var(--bg-darker);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.article-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.article-card.featured {
    border-color: rgba(108, 92, 231, 0.3);
}

.article-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 14px;
    background: var(--gradient-1);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    z-index: 1;
}

.article-content {
    padding: 32px 28px;
}

.article-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.article-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

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

.article-tags span {
    padding: 3px 10px;
    background: rgba(108, 92, 231, 0.08);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--primary-light);
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary-light);
    transition: var(--transition);
}

.article-link:hover {
    gap: 10px;
    color: var(--primary);
}

/* ---------- Projects ---------- */
.project-timeline {
    position: relative;
    padding-left: 40px;
}

.project-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.project-item {
    position: relative;
    margin-bottom: 40px;
}

.project-item:last-child {
    margin-bottom: 0;
}

.project-dot {
    position: absolute;
    left: -33px;
    top: 28px;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border: 3px solid var(--bg-dark);
    border-radius: 50%;
    z-index: 1;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.project-card:hover {
    border-color: var(--primary-light);
    box-shadow: 0 4px 30px rgba(108, 92, 231, 0.2);
    transform: translateX(6px);
}

.project-click-hint {
    margin-top: 14px;
    font-size: 0.8rem;
    color: var(--primary-light);
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-card:hover .project-click-hint {
    opacity: 1;
    transform: translateX(0);
}

.project-header {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 14px;
}

.project-number {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.project-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tags span {
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.08);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--primary-light);
}

/* ---------- Assets ---------- */
.assets {
    background: var(--bg-darker);
}

.assets-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.asset-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
}

.asset-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.asset-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 12px;
    font-size: 1.3rem;
    color: var(--primary-light);
    margin-bottom: 18px;
}

.asset-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.asset-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 18px;
    line-height: 1.6;
}

.asset-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.asset-list li {
    padding: 8px 12px;
    background: rgba(108, 92, 231, 0.04);
    border-radius: 6px;
    font-size: 0.84rem;
    color: var(--text-secondary);
    border-left: 2px solid var(--border);
    transition: var(--transition);
}

.asset-list li:hover {
    border-left-color: var(--primary);
    background: rgba(108, 92, 231, 0.08);
}

/* ---------- Video ---------- */
.video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.video-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

/* ★ 视频播放器容器 */
.video-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 206, 201, 0.2));
    overflow: hidden;
}

.video-wrapper.ai-short-bg {
    background: linear-gradient(135deg, rgba(253, 121, 168, 0.2), rgba(108, 92, 231, 0.2));
}

.video-player {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 旧样式兼容 - 如果没有视频文件，保留占位 */
.video-thumb {
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 206, 201, 0.2));
    font-size: 2.5rem;
    color: var(--primary-light);
}

.video-thumb.ai-short {
    background: linear-gradient(135deg, rgba(253, 121, 168, 0.2), rgba(108, 92, 231, 0.2));
    color: var(--accent);
}

.video-thumb span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.video-info {
    padding: 24px;
}

.video-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.video-info p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.video-duration {
    font-size: 0.82rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ---------- Gallery ---------- */
.gallery {
    background: var(--bg-darker);
}

.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.tab-btn {
    padding: 10px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.tab-btn.active {
    background: var(--gradient-1);
    border-color: transparent;
    color: #fff;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.gallery-item {
    opacity: 1;
    transition: var(--transition);
}

.gallery-item.hidden {
    display: none;
}

/* ★ 真实图片容器 */
.gallery-img-wrap {
    aspect-ratio: 3/4;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.gallery-img-wrap:hover {
    border-color: var(--primary-light);
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.2);
}

.gallery-img-wrap:hover img {
    transform: scale(1.05);
}

/* 占位符（图片加载失败时自动显示） */
.gallery-placeholder {
    aspect-ratio: 3/4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: var(--transition);
    cursor: pointer;
}

.gallery-placeholder:hover {
    border-color: var(--primary-light);
    background: rgba(108, 92, 231, 0.05);
    color: var(--primary-light);
}

.gallery-placeholder span {
    font-size: 0.78rem;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-light);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 40px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-logo i {
    color: var(--primary-light);
}

.footer-brand p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

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

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--primary-light);
}

.footer-col a i {
    margin-right: 6px;
    font-size: 0.8rem;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ---------- Scroll to Top ---------- */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-1);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(108, 92, 231, 0.5);
}

/* ---------- Project Detail Modal ---------- */
.project-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
    overflow-y: auto;
    padding: 40px 20px 80px;
}

.project-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.project-modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    position: relative;
    overflow: hidden;
    transform: translateY(30px) scale(0.96);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 20px;
}

.project-modal-overlay.active .project-modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(253, 121, 168, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}

/* Modal Gallery */
.modal-gallery {
    width: 100%;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border-light);
}

.modal-gallery-main {
    width: 100%;
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.08), rgba(0, 206, 201, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.modal-image-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--text-muted);
    z-index: 0;
}

.modal-image-placeholder i {
    font-size: 3rem;
    opacity: 0.3;
}

.modal-image-placeholder span {
    font-size: 0.9rem;
    opacity: 0.5;
}

.modal-image-placeholder.hidden {
    display: none;
}

.modal-gallery-thumbs {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    overflow-x: auto;
    border-top: 1px solid var(--border-light);
}

.modal-gallery-thumbs:empty {
    display: none;
}

.modal-thumb {
    width: 72px;
    height: 48px;
    border-radius: 6px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition);
    opacity: 0.5;
    background: var(--bg-darker);
}

.modal-thumb:hover {
    opacity: 0.8;
    border-color: var(--border);
}

.modal-thumb.active {
    opacity: 1;
    border-color: var(--primary);
    box-shadow: 0 0 12px rgba(108, 92, 231, 0.4);
}

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

.modal-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-darker);
}

/* Modal Body */
.modal-body {
    padding: 36px 32px;
}

.modal-header-section {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 16px;
}

.modal-project-num {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-project-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.3;
}

.modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.modal-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-meta i {
    color: var(--primary-light);
    font-size: 0.8rem;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
}

.modal-tags span {
    padding: 5px 14px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary-light);
}

.modal-divider {
    height: 1px;
    background: var(--border-light);
    margin: 28px 0;
}

.modal-section {
    margin-bottom: 28px;
}

.modal-section:last-child {
    margin-bottom: 0;
}

.modal-section h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-section h3 i {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.12);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--primary-light);
}

.modal-section p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.modal-section ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-left: 0;
}

.modal-section ul li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    padding-left: 24px;
    position: relative;
}

.modal-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
}

/* Modal Navigation */
.modal-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.modal-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(108, 92, 231, 0.08);
    border: 1px solid var(--border-light);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.modal-nav-btn:hover {
    background: rgba(108, 92, 231, 0.15);
    border-color: var(--primary-light);
    color: var(--text-primary);
}

.modal-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.modal-nav-btn:disabled:hover {
    background: rgba(108, 92, 231, 0.08);
    border-color: var(--border-light);
    color: var(--text-secondary);
}

.modal-nav-indicator {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Prevent body scroll when modal open */
body.modal-open {
    overflow: hidden;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .comp-grid { grid-template-columns: repeat(2, 1fr); }
    .nav-categories { grid-template-columns: repeat(2, 1fr); }
    .article-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .game-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .game-sidebar {
        flex-direction: row;
        gap: 16px;
        min-width: auto;
    }

    .game-score-panel {
        flex-direction: row;
        gap: 20px;
        padding: 16px 20px;
    }

    .game-controls-info {
        display: none;
    }

    .game-canvas-wrap {
        width: 100%;
        max-width: 480px;
        height: auto;
        aspect-ratio: 1 / 1;
    }

    #gameCanvas {
        width: 100%;
        height: 100%;
    }

    .section-title { font-size: 2rem; }
    .name { font-size: 3rem; }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 10, 26, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 80px 30px 30px;
        transition: var(--transition);
        border-left: 1px solid var(--border);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: block;
        z-index: 1001;
    }

    .comp-grid { grid-template-columns: 1fr; }
    .nav-categories { grid-template-columns: 1fr; }
    .agg-cards { grid-template-columns: 1fr; }
    .article-grid { grid-template-columns: 1fr; }
    .assets-grid { grid-template-columns: 1fr; }
    .video-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }

    .footer-content {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 30px;
    }

    .hero-content { padding: 0 16px; }
    .hero-title .name { font-size: 2.8rem; }
}

@media (max-width: 480px) {
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-cta { flex-direction: column; }
    .project-timeline { padding-left: 30px; }
    .project-dot { left: -23px; }
}