/* ========================================
   潮玩周边网站 - 共享样式
   ======================================== */

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

:root {
    /* 主色调 */
    --primary: #FF6B6B;
    --secondary: #4ECDC4;
    --accent: #FFE66D;
    --bg-dark: #1A1A2E;
    --bg-darker: #16213E;
    --text-light: #EAEAEA;
    --text-muted: #A0A0A0;
    
    /* 渐变色 */
    --gradient-1: linear-gradient(135deg, #FF6B6B 0%, #4ECDC4 100%);
    --gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-3: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-light);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 107, 107, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(78, 205, 196, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: 2rem;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-tagline {
    font-size: 1.2rem;
    color: var(--accent);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

/* Section Styles */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0.5rem auto;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-darker);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--primary);
}

.card-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-darker);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: scale(1.02);
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1) 0%, rgba(78, 205, 196, 0.1) 100%);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-darker);
    border-radius: 50px;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.social-icon {
    font-size: 1.25rem;
}

/* Footer */
.footer {
    background: var(--bg-darker);
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-muted);
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-light);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    background: var(--bg-darker);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-light);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 107, 107, 0.05);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-title {
    color: white;
    font-weight: 600;
}

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

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

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

.animate-fade-in {
    animation: fadeIn 0.5s ease;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Tags */
.tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: rgba(255, 107, 107, 0.2);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.1rem; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
}

/* Notice Banner */
.notice-banner {
    background: linear-gradient(90deg, var(--gradient-1));
    padding: 0.75rem;
    text-align: center;
    font-size: 0.9rem;
    color: white;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--gradient-2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
}

.about-content h3 {
    color: var(--text-light);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--primary);
}

.timeline-item {
    position: relative;
    padding: 2rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: 3rem;
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: 3rem;
    margin-left: 50%;
}

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    top: 2rem;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-date {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}