/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS变量定义 - 史诗级主题 */
:root {
    --primary-purple: #6366f1;
    --secondary-purple: #8b5cf6;
    --dark-purple: #4c1d95;
    --light-purple: #e0e7ff;
    --accent-pink: #ec4899;
    --accent-gold: #f59e0b;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4c1d95 100%);
    --gradient-epic: linear-gradient(135deg, #0f0f23 0%, #1e1b4b 25%, #312e81 50%, #4c1d95 75%, #6366f1 100%);
    --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #d97706 50%, #92400e 100%);
    --text-primary: #ffffff;
    --text-secondary: #e5e7eb;
    --text-muted: #9ca3af;
    --bg-primary: #0f0f23;
    --bg-secondary: #1e1b4b;
    --bg-card: rgba(30, 27, 75, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.1);
    --shadow-epic: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
    --shadow-glow: 0 0 50px rgba(99, 102, 241, 0.3);
    --shadow-gold: 0 0 30px rgba(245, 158, 11, 0.4);
    --border-radius: 20px;
    --border-radius-large: 30px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-epic: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 基础样式 */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 粒子背景 */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--gradient-epic);
}

/* 导航栏 - 史诗级 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
    z-index: 1000;
    transition: var(--transition-epic);
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
    z-index: -1;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-logo i {
    font-size: 2rem;
    color: var(--primary-purple);
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition-epic);
    position: relative;
    padding: 10px 0;
}

.nav-link:hover {
    color: var(--primary-purple);
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: var(--transition-epic);
    border-radius: 2px;
}

.nav-link:hover::after {
    width: 100%;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

/* 英雄区域 - 史诗级 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-epic);
    opacity: 0.9;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.floating-element {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-epic 8s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.floating-element:nth-child(4) {
    top: 40%;
    right: 30%;
    animation-delay: 6s;
}

@keyframes float-epic {
    0%, 100% { 
        transform: translateY(0px) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translateY(-30px) scale(1.1);
        opacity: 0.6;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.hero-title {
    margin-bottom: 30px;
}

.title-main {
    display: block;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 50%, #6366f1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.title-sub {
    display: block;
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-shadow: 0 0 20px rgba(229, 231, 235, 0.3);
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    font-style: italic;
    font-weight: 300;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 25px;
}

/* 史诗级按钮 */
.btn {
    padding: 18px 35px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-epic);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-epic {
    position: relative;
    overflow: hidden;
}

.btn-epic::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-epic);
}

.btn-epic:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-epic);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
    filter: brightness(1.1);
}

.btn-secondary {
    background: var(--bg-glass);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-epic);
}

.btn-large {
    padding: 25px 50px;
    font-size: 1.3rem;
}

/* 英雄视觉效果 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.super-individual-container {
    position: relative;
    width: 500px;
    height: 500px;
}

.energy-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring {
    position: absolute;
    border: 2px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    animation: ring-pulse 4s ease-in-out infinite;
}

.ring-1 {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -150px;
    animation-delay: 0s;
}

.ring-2 {
    width: 400px;
    height: 400px;
    top: -200px;
    left: -200px;
    animation-delay: 1.3s;
}

.ring-3 {
    width: 500px;
    height: 500px;
    top: -250px;
    left: -250px;
    animation-delay: 2.6s;
}

@keyframes ring-pulse {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: scale(1.2);
        opacity: 0;
    }
}

.super-individual-silhouette {
    width: 400px;
    height: 400px;
    background: url('assets/images/hero_silhouette.jpg') center/cover;
    border-radius: 50%;
    position: relative;
    animation: float-hero 6s ease-in-out infinite;
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.silhouette-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.3;
    filter: blur(20px);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes float-hero {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 60px;
    height: 60px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
    animation: bounce-epic 2s infinite;
    backdrop-filter: blur(10px);
    background: var(--bg-glass);
}

@keyframes bounce-epic {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-15px); }
    60% { transform: translateY(-8px); }
}

/* 通用区域样式 - 史诗级 */
.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.section-subtitle {
    font-size: 1.3rem;
    color: var(--text-muted);
    font-style: italic;
    font-weight: 300;
}

/* 为何而来区域 - 史诗级 */
.why-section {
    padding: 120px 0;
    position: relative;
}

.section-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-secondary);
    opacity: 0.5;
}

.bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.why-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.why-item {
    margin-bottom: 50px;
    padding: 40px;
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-epic);
    transition: var(--transition-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.why-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.why-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.why-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-glow);
}

.why-item h3 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.why-item p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* 电影级变换路径 */
.transformation-cinema {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 50px;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.transformation-cinema::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
}

.cinema-screen {
    position: relative;
    z-index: 2;
}

.transformation-path {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.character-silhouette {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    transition: var(--transition-epic);
    position: relative;
}

.observer {
    background: rgba(107, 114, 128, 0.3);
    color: var(--text-muted);
    border: 2px solid rgba(107, 114, 128, 0.5);
}

.super-hero {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
    animation: hero-glow 3s ease-in-out infinite;
}

@keyframes hero-glow {
    0%, 100% { box-shadow: var(--shadow-glow); }
    50% { box-shadow: var(--shadow-glow), 0 0 50px rgba(99, 102, 241, 0.6); }
}

.path-arrow {
    font-size: 2.5rem;
    color: var(--primary-purple);
    position: relative;
}

.arrow-trail {
    position: absolute;
    top: 50%;
    left: -20px;
    right: -20px;
    height: 2px;
    background: var(--gradient-primary);
    transform: translateY(-50%);
    animation: trail-flow 2s ease-in-out infinite;
}

@keyframes trail-flow {
    0% { opacity: 0; transform: translateY(-50%) scaleX(0); }
    50% { opacity: 1; transform: translateY(-50%) scaleX(1); }
    100% { opacity: 0; transform: translateY(-50%) scaleX(0); }
}

/* 方法论区域 - 史诗级 */
.methodology-section {
    padding: 120px 0;
    position: relative;
}

.epic-game-map {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 80px;
    margin-bottom: 80px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-epic);
}

.map-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.map-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-flow 20s linear infinite;
}

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

.map-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.2) 2px, transparent 2px),
                      radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.2) 2px, transparent 2px),
                      radial-gradient(circle at 40% 80%, rgba(236, 72, 153, 0.2) 2px, transparent 2px);
    background-size: 100px 100px, 150px 150px, 120px 120px;
    animation: particles-float 15s ease-in-out infinite;
}

@keyframes particles-float {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(10px, -10px); }
    66% { transform: translate(-10px, 10px); }
}

.map-center {
    text-align: center;
    color: white;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.map-center h3 {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.map-center p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    font-weight: 300;
}

.center-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(40px);
    animation: center-pulse 4s ease-in-out infinite;
}

@keyframes center-pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.1; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.2; }
}

.map-weeks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    position: relative;
    z-index: 2;
}

.week-section {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-large);
    padding: 40px;
    text-align: center;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    transition: var(--transition-epic);
}

.week-section:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: rgba(99, 102, 241, 0.5);
}

.week-header h4 {
    font-size: 2rem;
    margin-bottom: 10px;
    font-weight: 800;
}

.week-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.week-challenges {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.challenge {
    background: rgba(255, 255, 255, 0.2);
    padding: 12px 20px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

.challenge:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.week-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
    border-radius: var(--border-radius-large);
}

/* 核心系统 */
.core-systems {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.arsenal, .core-abilities {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 50px;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-epic);
}

.arsenal:hover, .core-abilities:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.system-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.system-header h4 {
    font-size: 1.8rem;
    color: var(--text-primary);
    font-weight: 700;
}

.system-header i {
    font-size: 2rem;
    color: var(--primary-purple);
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

/* 史诗级卡片 */
.epic-card {
    position: relative;
    overflow: hidden;
    transition: var(--transition-epic);
    cursor: pointer;
}

.epic-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: var(--transition-epic);
    z-index: 1;
}

.epic-card:hover::before {
    left: 100%;
}

.card-glow {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-large);
    opacity: 0;
    filter: blur(10px);
    transition: var(--transition-epic);
    z-index: -1;
}

.epic-card:hover .card-glow {
    opacity: 0.3;
}

/* 游戏区域 - 史诗级 */
.game-section {
    padding: 120px 0;
    position: relative;
}

.game-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
}

.game-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 100px 100px;
    animation: particles-float 10s ease-in-out infinite;
}

.game-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 60px;
    text-align: center;
    box-shadow: var(--shadow-epic);
    max-width: 800px;
    margin: 0 auto;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.game-card h3 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-weight: 800;
}

.game-card h3 i {
    color: var(--accent-gold);
    filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.5));
}

.game-card p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.game-action {
    margin-bottom: 30px;
}

.game-preview {
    padding: 25px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.game-preview p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* 周展示区域 - 史诗级 */
.week-section {
    padding: 120px 0;
    position: relative;
}

.week1-section {
    background: var(--bg-secondary);
    opacity: 0.8;
}

.week2-section {
    background: var(--bg-secondary);
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.showcase-item {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.showcase-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.showcase-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2.5rem;
    color: white;
    box-shadow: var(--shadow-glow);
    position: relative;
    z-index: 2;
}

.showcase-item h4 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.showcase-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-epic);
    backdrop-filter: blur(10px);
}

.showcase-item:hover .card-overlay {
    opacity: 1;
}

.card-overlay i {
    font-size: 3rem;
    color: var(--primary-purple);
    margin-bottom: 10px;
}

.card-overlay span {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

/* 最终收获区域 - 史诗级 */
.outcome-section {
    padding: 120px 0;
    position: relative;
    background: linear-gradient(135deg, 
        #1A1633 0%, 
        #2D1B69 25%, 
        #8B5CF6 50%, 
        #A855F7 75%, 
        #F59E0B 100%);
    overflow: hidden;
}

.outcome-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 80% 70%, rgba(245, 158, 11, 0.15) 1px, transparent 1px),
        radial-gradient(circle at 40% 80%, rgba(139, 92, 246, 0.1) 1.5px, transparent 1.5px);
    background-size: 120px 120px, 80px 80px, 100px 100px;
    animation: outcome-particles 20s ease-in-out infinite;
    z-index: 1;
}

.outcome-section .container {
    position: relative;
    z-index: 2;
}

@keyframes outcome-particles {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.8;
    }
    25% {
        transform: translateY(-10px) rotate(90deg);
        opacity: 1;
    }
    50% {
        transform: translateY(-5px) rotate(180deg);
        opacity: 0.9;
    }
    75% {
        transform: translateY(-15px) rotate(270deg);
        opacity: 1;
    }
}

.abilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.ability-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-epic);
}

.ability-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.ability-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-glow);
}

.ability-card h4 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 700;
}

.ability-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 学员展示区域 - 史诗级 */
.students-section {
    padding: 120px 0;
}

.students-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.student-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-epic);
}

.student-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
}

.student-avatar {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2.5rem;
    color: white;
    box-shadow: var(--shadow-glow);
}

.student-card h4 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 700;
}

.student-title {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 20px;
}

.student-story {
    font-style: italic;
    margin-bottom: 25px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.student-achievement {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.achievement-tag {
    background: var(--gradient-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-glow);
}

/* 联系区域 - 史诗级 */
.contact-section {
    padding: 120px 0;
    position: relative;
}

.contact-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-epic);
    opacity: 0.7;
}

.contact-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 100px 100px;
    animation: particles-float 15s ease-in-out infinite;
}

.contact-section .section-title {
    color: white;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-section .section-subtitle {
    color: var(--text-secondary);
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.contact-text p {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.contact-item i {
    color: var(--primary-purple);
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

/* 页脚 - 史诗级 */
.footer {
    background: var(--bg-primary);
    color: white;
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 史诗级模态框 */
.epic-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    backdrop-filter: blur(10px);
}

.epic-modal.show {
    display: flex;
    animation: modal-fade-in 0.4s ease-out;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    max-width: 800px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: modal-slide-up 0.4s ease-out;
    position: relative;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-large) var(--border-radius-large) 0 0;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header h3 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
}

.close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-modal:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.modal-body {
    padding: 30px;
}

.modal-placeholder {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.modal-placeholder i {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--primary-purple);
    opacity: 0.5;
}

.modal-placeholder p {
    font-size: 1.2rem;
    line-height: 1.6;
}

@keyframes modal-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modal-slide-up {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 智能链接 - 史诗级 */
.smart-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: var(--bg-glass);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition-epic);
    margin: 8px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.smart-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: var(--transition-epic);
}

.smart-link:hover::before {
    left: 100%;
}

.smart-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-glow);
    border-color: transparent;
}

.featured-link {
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    border-color: transparent;
}

.featured-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-epic), var(--shadow-glow);
    filter: brightness(1.1);
}

/* 链接预览模态框 */
.link-preview {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(10px);
}

.link-preview.show {
    display: flex;
    animation: modal-fade-in 0.3s ease-out;
}

.preview-content {
    background: var(--bg-card);
    border-radius: var(--border-radius-large);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-epic);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: modal-slide-up 0.3s ease-out;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-header h4 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.preview-body {
    padding: 25px;
}

.preview-body p {
    margin-bottom: 25px;
    line-height: 1.6;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* AOS动画增强 */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

/* 响应式设计 - 史诗级 */
@media (max-width: 1200px) {
    .hero-content {
        gap: 60px;
    }
    
    .title-main {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
        flex-direction: column;
        cursor: pointer;
    }
    
    .nav-toggle span {
        width: 25px;
        height: 3px;
        background: var(--primary-purple);
        margin: 3px 0;
        transition: var(--transition);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    
    .title-main {
        font-size: 2.8rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .why-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .core-systems {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .map-weeks {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .showcase-grid {
        grid-template-columns: 1fr;
    }
    
    .abilities-grid {
        grid-template-columns: 1fr;
    }
    
    .students-showcase {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .super-individual-container {
        width: 350px;
        height: 350px;
    }
    
    .super-individual-silhouette {
        width: 300px;
        height: 300px;
    }
    
    .epic-game-map {
        padding: 40px;
    }
    
    .game-card {
        padding: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .title-main {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 15px 25px;
        font-size: 1rem;
    }
    
    .btn-large {
        padding: 20px 35px;
        font-size: 1.1rem;
    }
    
    .why-item, .arsenal, .core-abilities {
        padding: 30px;
    }
    
    .showcase-item, .ability-card, .student-card {
        padding: 30px;
    }
    
    .modal-content {
        width: 95%;
    }
    
    .modal-header, .modal-body {
        padding: 20px;
    }
}

/* 自定义滚动条 - 史诗级 */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 6px;
    box-shadow: var(--shadow-glow);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-gold);
    box-shadow: var(--shadow-gold);
}

/* 选择文本样式 */
::selection {
    background: var(--primary-purple);
    color: white;
}

::-moz-selection {
    background: var(--primary-purple);
    color: white;
}


/* 模态框媒体样式 */
.modal-media {
    margin-bottom: 20px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-media video {
    width: 100%;
    height: auto;
    display: block;
}

.modal-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px;
}

.modal-description h4 {
    color: #6366f1;
    margin-bottom: 15px;
    font-size: 1.3rem;
    font-weight: 600;
}

.modal-description p {
    color: #e2e8f0;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 模态框链接按钮 */
.modal-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.modal-links .btn-epic {
    padding: 12px 24px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.modal-links .btn-epic:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

/* 模态框特色功能 */
.modal-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.feature-item i {
    color: #6366f1;
    font-size: 1.2rem;
}

.feature-item span {
    color: #e2e8f0;
    font-weight: 500;
}

/* 模态框统计数据 */
.modal-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
    padding: 20px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 15px;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #6366f1;
    margin-bottom: 5px;
}

.stat-label {
    color: #e2e8f0;
    font-size: 0.9rem;
}

/* 模态框亮点 */
.modal-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.highlight-item i {
    color: #8b5cf6;
    font-size: 1.3rem;
}

.highlight-item span {
    color: #e2e8f0;
    font-weight: 500;
}

/* 模态框流程 */
.modal-process {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    padding: 20px;
    background: rgba(236, 72, 153, 0.1);
    border-radius: 15px;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ec4899, #f97316);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.process-step span {
    color: #e2e8f0;
    font-weight: 500;
    text-align: center;
    font-size: 0.9rem;
}

/* 模态框工作流 */
.modal-workflow {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.workflow-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.workflow-item i {
    color: #22c55e;
    font-size: 1.3rem;
}

.workflow-item span {
    color: #e2e8f0;
    font-weight: 500;
}

/* 模态框能力 */
.modal-capabilities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.capability-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.capability-item i {
    color: #3b82f6;
    font-size: 1.3rem;
}

.capability-item span {
    color: #e2e8f0;
    font-weight: 500;
}

/* 学员成就 */
.student-achievements {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
    padding: 20px;
    background: rgba(168, 85, 247, 0.1);
    border-radius: 15px;
}

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

.achievement-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: #a855f7;
    margin-bottom: 5px;
}

.achievement-label {
    color: #e2e8f0;
    font-size: 0.9rem;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .modal-highlights {
        grid-template-columns: 1fr;
    }
    
    .modal-process {
        flex-direction: column;
        gap: 20px;
    }
    
    .modal-workflow {
        grid-template-columns: 1fr;
    }
    
    .modal-capabilities {
        grid-template-columns: 1fr;
    }
    
    .student-achievements {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .modal-features {
        grid-template-columns: 1fr;
    }
}


/* 链接预览卡片样式 */
.link-preview-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    margin-top: 15px;
    transition: all 0.3s ease;
}

.link-preview-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-2px);
}

.preview-thumbnail {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.preview-thumbnail i {
    color: white;
    font-size: 1.5rem;
}

.preview-info {
    flex: 1;
}

.preview-info h5 {
    color: #e2e8f0;
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 5px 0;
}

.preview-info p {
    color: #94a3b8;
    font-size: 0.85rem;
    margin: 0 0 8px 0;
    word-break: break-all;
}

.preview-tag {
    display: inline-block;
    padding: 3px 8px;
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    font-size: 0.75rem;
    border-radius: 6px;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .link-preview-card {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .preview-info p {
        word-break: break-word;
    }
}


/* 视频链接样式 */
.video-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.video-link:hover {
    color: #6366f1;
    transform: scale(1.1);
}

.video-link i {
    font-size: 3rem;
    margin-bottom: 5px;
}

.video-link span {
    font-size: 1rem;
    font-weight: 600;
}

/* 保证AOS动画在模态框下面 */
[data-aos] {
  z-index: 1;
}

/* 图片模态框样式 */
.modal {
    display: none; 
    position: fixed; 
    z-index: 1001; 
    padding-top: 100px; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgb(0,0,0); 
    background-color: rgba(0,0,0,0.9); 
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
}

#caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    height: 150px;
}

.modal-content, #caption {  
    animation-name: zoom;
    animation-duration: 0.6s;
}

@keyframes zoom {
    from {transform:scale(0)} 
    to {transform:scale(1)}
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

@media only screen and (max-width: 700px){
    .modal-content {
        width: 100%;
    }
}

/* 武器库详细项目样式 */
.arsenal-items {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.arsenal-item h5 {
    font-size: 1.4rem;
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--primary-purple);
    padding-bottom: 10px;
}

.tech-stack, .business-tracks {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tech-item, .track-item {
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 3px solid var(--primary-purple);
    font-size: 0.95rem;
    line-height: 1.4;
    color: var(--text-secondary);
    transition: var(--transition-epic);
}

.tech-item:hover, .track-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.tech-item strong, .track-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* 可点击项目样式 */
.clickable-item {
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.clickable-item:hover {
    background: rgba(139, 92, 246, 0.1) !important;
    transform: translateX(8px) !important;
    border-left-color: var(--accent-gold) !important;
}

.clickable-item:active {
    transform: translateX(5px) scale(0.98);
}

.clickable-item .fas.fa-external-link-alt {
    opacity: 0.7;
    transition: all 0.3s ease;
}

.clickable-item:hover .fas.fa-external-link-alt {
    opacity: 1;
    color: var(--accent-gold) !important;
}

/* 视频卡片特殊样式 */
.video-card {
    position: relative;
    background: linear-gradient(135deg, 
        rgba(139, 92, 246, 0.1) 0%, 
        rgba(245, 158, 11, 0.1) 100%) !important;
    border: 2px solid rgba(139, 92, 246, 0.3) !important;
    cursor: pointer;
    overflow: visible;
}

.video-card:hover {
    transform: translateY(-10px) scale(1.02) !important;
    box-shadow: 
        0 20px 40px rgba(139, 92, 246, 0.3),
        0 0 30px rgba(245, 158, 11, 0.2) !important;
}

.video-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-gold));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    animation: pulse-glow 2s infinite;
    z-index: 10;
}

@keyframes pulse-glow {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    }
    50% {
        transform: scale(1.1);
        box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
    }
}

.click-hint {
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(139, 92, 246, 0.9);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    opacity: 0;
    transition: all 0.3s ease;
    white-space: nowrap;
    z-index: 5;
}

.video-card:hover .click-hint {
    opacity: 1;
    bottom: -20px;
}

.video-card .card-overlay {
    opacity: 0.8;
    transition: all 0.3s ease;
}

.video-card:hover .card-overlay {
    opacity: 1;
    background: rgba(0, 0, 0, 0.7);
}