/* 暗黑破坏神4攻略站 - 暗黑哥特风格 */

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #c41e3a;
    --secondary-color: #8b0000;
    --accent-color: #ffd700;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #1a1a1a;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --border-color: #333;
    --glow-red: rgba(196, 30, 58, 0.6);
    --glow-gold: rgba(255, 215, 0, 0.4);
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #0f0a0a 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* 背景纹理 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, var(--glow-red) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, var(--glow-gold) 0%, transparent 40%);
    pointer-events: none;
    z-index: -1;
}

/* 导航栏 */
.navbar {
    background: linear-gradient(180deg, rgba(10, 10, 10, 0.98) 0%, rgba(20, 10, 10, 0.95) 100%);
    border-bottom: 2px solid var(--primary-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(196, 30, 58, 0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--accent-color);
    text-decoration: none;
    text-shadow: 0 0 10px var(--glow-gold);
    letter-spacing: 2px;
}

/* 语言选择器 */
.lang-selector {
    position: relative;
}

.lang-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--glow-red);
}

.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    padding: 0.5rem;
    min-width: 150px;
    margin-top: 0.5rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    z-index: 1001;
}

.lang-selector:hover .lang-dropdown {
    display: block;
}

.lang-item {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.lang-item:hover {
    background: rgba(196, 30, 58, 0.3);
    color: var(--accent-color);
}

.lang-item.current {
    background: rgba(255, 215, 0, 0.2);
    color: var(--accent-color);
}

.lang-item.disabled {
    color: var(--text-secondary);
    opacity: 0.5;
    cursor: not-allowed;
}

.lang-item.disabled:hover {
    background: transparent;
    color: var(--text-secondary);
}

/* 下载按钮 */
.download-btn {
    background: linear-gradient(135deg, #00bfff, #0080ff);
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    margin-left: 1rem;
    box-shadow: 0 4px 15px rgba(0, 191, 2555, 0.4);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 191, 255, 0.6);
}

/* 下载区域 */
.download-section {
    background: linear-gradient(135deg, rgba(0, 191, 255, 0.1) 0%, rgba(0, 128, 255, 0.1) 100%);
    border: 2px solid rgba(0, 191, 255, 0.3);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    margin: 2rem 0;
}

.download-section h2 {
    color: #00bfff;
    margin-bottom: 1rem;
}

.download-section p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.download-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.platform-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.platform-btn:hover {
    border-color: #00bfff;
    box-shadow: 0 0 20px rgba(0, 191, 255, 0.3);
    transform: translateY(-2px);
}

.platform-btn i {
    font-size: 1.5rem;
}

.logo span {
    color: var(--primary-color);
}

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

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 80%;
}

.nav-links a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 8px var(--glow-gold);
}

/* 主要内容容器 */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* 英雄区域 */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(180deg, transparent 0%, rgba(196, 30, 58, 0.1) 50%, transparent 100%);
    border-radius: 10px;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--glow-gold), 0 0 40px var(--glow-red);
    margin-bottom: 1rem;
    letter-spacing: 3px;
}

.hero .subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero .dlc-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.5rem 2rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: bold;
    box-shadow: 0 4px 15px var(--glow-red);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px var(--glow-red);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 25px var(--glow-red);
    }
}

/* 卡片网格 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.card {
    background: linear-gradient(145deg, var(--bg-card), rgba(26, 26, 26, 0.8));
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(196, 30, 58, 0.3);
    border-color: var(--primary-color);
}

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

.card h3 {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.card-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.card-link:hover {
    color: var(--accent-color);
    text-shadow: 0 0 8px var(--glow-gold);
}

/* 职业卡片 */
.class-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.class-card {
    background: linear-gradient(145deg, var(--bg-card), rgba(26, 26, 26, 0.9));
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.class-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px var(--glow-red);
    transform: scale(1.02);
}

.class-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 1rem;
    border: 3px solid var(--border-color);
    transition: all 0.3s ease;
}

.class-card:hover img {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--glow-gold);
}

.class-card h3 {
    color: var(--accent-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.class-card .role {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.class-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* 特色区域 */
.feature-section {
    background: linear-gradient(180deg, rgba(26, 26, 26, 0.5) 0%, transparent 100%);
    padding: 3rem 2rem;
    border-radius: 10px;
    margin: 3rem 0;
    border: 1px solid var(--border-color);
}

.feature-section h2 {
    text-align: center;
    color: var(--accent-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-shadow: 0 0 10px var(--glow-gold);
}

/* DLC特色 */
.dlc-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.dlc-item {
    background: rgba(196, 30, 58, 0.1);
    border-left: 3px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.dlc-item:hover {
    background: rgba(196, 30, 58, 0.2);
    transform: translateX(5px);
}

.dlc-item h4 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.dlc-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* 页脚 */
.footer {
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 10, 0.98) 100%);
    border-top: 2px solid var(--primary-color);
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
}

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

.footer a {
    color: var(--accent-color);
    text-decoration: none;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px var(--glow-red);
}

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

.btn-secondary:hover {
    background: var(--accent-color);
    color: var(--bg-dark);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.2rem;
    }

    .container {
        padding: 1rem;
    }

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

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* 内容区块 */
.content-section {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
    border: 1px solid var(--border-color);
}

.content-section h2 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.content-section h3 {
    color: var(--accent-color);
    margin: 1.5rem 0 1rem;
}

.content-section ul {
    list-style: none;
    padding-left: 1rem;
}

.content-section li {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.content-section li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* 提示框 */
.tip-box {
    background: rgba(255, 215, 0, 0.1);
    border-left: 4px solid var(--accent-color);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 5px;
}

.tip-box strong {
    color: var(--accent-color);
}

/* 警告框 */
.warning-box {
    background: rgba(196, 30, 58, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 5px;
}

.warning-box strong {
    color: var(--primary-color);
}