/* 后宫酒店官方网站样式 - 优化版 */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
}

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

@media (max-width: 1240px) {
    .container {
        max-width: 95%;
    }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    word-break: keep-all;
    overflow-wrap: break-word;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.4rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::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: left 0.5s;
}

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

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    box-shadow: 0 4px 15px rgba(238, 90, 82, 0.4);
    flex-direction: column;
    gap: 4px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(238, 90, 82, 0.6);
}

.btn-primary small {
    font-size: 0.8rem;
    opacity: 0.9;
}

.btn-secondary {
    background: linear-gradient(135deg, #4ecdc4, #44a08d);
    color: white;
    box-shadow: 0 4px 15px rgba(78, 205, 196, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(78, 205, 196, 0.6);
}

.btn-download {
    background: linear-gradient(135deg, #ffd700, #ffb347);
    color: #333;
    font-size: 1.2rem;
    padding: 16px 32px;
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.6);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 1000;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    width: 40px;
    height: 40px;
}

.brand-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff6b6b, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #ff6b6b, #ffd700);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #ffd700;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    transition: all 0.3s ease;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(26, 26, 46, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="g" cx="50%" cy="50%"><stop offset="0%" stop-color="rgba(255,107,107,0.1)"/><stop offset="100%" stop-color="transparent"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23g)"/><circle cx="800" cy="300" r="150" fill="url(%23g)"/><circle cx="300" cy="700" r="120" fill="url(%23g)"/></svg>') no-repeat;
    background-size: cover;
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: white;
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 700;
}

.highlight {
    background: linear-gradient(135deg, #ff6b6b, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #4ecdc4;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    justify-content: flex-start;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #ffd700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.hero-image {
    position: relative;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.3s ease;
}

.hero-img:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
}

/* Mobile Hero Adjustments */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

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

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
}

/* Section Styles */
section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: white;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b6b, #ffd700);
    border-radius: 2px;
}

/* Features Section */
.features {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(255, 215, 0, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.feature-card h3 {
    color: white;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    position: relative;
    z-index: 1;
}

/* Mobile Features */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .feature-card {
        padding: 1.5rem;
    }
}

/* Characters Section */
.characters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.character-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.character-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.character-image {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.character-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.character-card:hover .character-image img {
    transform: scale(1.1);
}

.character-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.character-info h3 {
    color: white;
    margin-bottom: 0.5rem;
}

.character-role {
    color: #4ecdc4;
    font-weight: 600;
    margin-bottom: 1rem;
}

.character-desc {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.character-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.character-stats span {
    background: rgba(255, 107, 107, 0.2);
    color: #ff6b6b;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Mobile Characters */
@media (max-width: 768px) {
    .characters-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
}

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

    .character-image {
        height: 200px;
    }

    .character-info {
        padding: 1rem;
    }
}

/* Guide Section */
.guide {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.guide-tabs {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    padding: 0 1rem;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

.tab-btn.active,
.tab-btn:hover {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    border-color: transparent;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.guide-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: 100%;
}

.guide-card h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.guide-card ul {
    list-style: none;
}

.guide-card li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.guide-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #4ecdc4;
    font-size: 0.8rem;
}

.guide-card strong {
    color: #ffd700;
}

/* Mobile Guide */
@media (max-width: 768px) {
    .guide-tabs {
        gap: 0.5rem;
        margin-bottom: 2rem;
    }

    .guide-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .tab-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    .guide-card {
        padding: 1.5rem;
    }
}

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

.gallery-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

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

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

/* Requirements Section */
.requirements {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.req-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.req-card.recommended {
    border-color: #ffd700;
    background: rgba(255, 215, 0, 0.1);
}

.req-card:hover {
    transform: translateY(-5px);
}

.req-card h3 {
    color: white;
    margin-bottom: 1.5rem;
    text-align: center;
}

.req-card.recommended h3 {
    color: #ffd700;
}

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

.req-card li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.8rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.req-card strong {
    color: #4ecdc4;
}

/* Mobile Requirements */
@media (max-width: 768px) {
    .requirements-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .req-card {
        padding: 1.5rem;
    }
}

/* Download Section */
.download {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.2), rgba(255, 215, 0, 0.2));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    text-align: center;
}

.download-content h2 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.download-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.download-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.version-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.version-info span {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.download-features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.feature {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Mobile Download */
@media (max-width: 768px) {
    .download-info {
        flex-direction: column;
        gap: 1.5rem;
    }

    .download-features {
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .download-features {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
}

/* Footer */
.footer {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 3rem 0 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section li {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #4ecdc4;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Smooth Scrolling Enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Focus Styles for Accessibility */
.btn:focus,
.nav-link:focus,
.tab-btn:focus {
    outline: 2px solid #4ecdc4;
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {

    .feature-card,
    .character-card,
    .guide-card,
    .req-card {
        border: 2px solid white;
    }
}