* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --text-color: #333;
    --light-text: #666;
    --bg-overlay: rgba(255, 255, 255, 0.95);
    --transition: all 0.3s ease;
    
    /* 平台颜色 */
    --pixiv-color: #0096fa;
    --bilibili-color: #00a1d6;
    --twitter-color: #1da1f2;
    --fanbox-color: #f19900;
}

/* 深色主题变量 */
html[data-theme="dark"] {
    --primary-color: #a78bfa;
    --text-color: #f3f4f6;
    --light-text: #d1d5db;
    --bg-overlay: rgba(20, 20, 30, 0.95);
}

/* 背景 */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
    opacity: 0.8;
    transition: var(--transition);
}

body {
    font-family: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;
    color: var(--text-color);
    background: rgba(255, 255, 255, 0.05);
    min-height: 100vh;
}

html[data-theme="dark"] body {
    background: rgba(10, 10, 20, 0.5);
}

/* 主容器 */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    margin-top: 40px;
    margin-bottom: 40px;
}

/* 顶部控制条 */
.top-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    position: relative;
}

/* 语言切换 */
.lang-switcher {
    display: flex;
    gap: 10px;
    z-index: 100;
}

.lang-btn {
    padding: 8px 16px;
    border: 2px solid var(--primary-color);
    background: white;
    color: var(--primary-color);
    border-radius: 20px;
    cursor: pointer;
    font-weight: bold;
    transition: var(--transition);
}

html[data-theme="dark"] .lang-btn {
    background: rgba(30, 30, 50, 0.8);
    color: var(--primary-color);
}

.lang-btn.active {
    background: var(--primary-color);
    color: white;
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* 主题切换按钮 */
.theme-toggle {
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    font-size: 20px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

html[data-theme="dark"] .theme-toggle {
    background: rgba(30, 30, 50, 0.8);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(20deg);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* 头部 - 个人介绍 */
.header-section {
    text-align: center;
    margin-bottom: 50px;
    animation: fadeInDown 0.6s ease;
}

.name-logo {
    max-width: 300px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 30px;
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.3));
}

/* 个人介绍卡片 */
.intro-card {
    margin: 0 auto;
    max-width: 700px;
}

.tagline {
    font-size: 18px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.bio {
    font-size: 16px;
    color: var(--light-text);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* 快速导航菜单 */
.quick-nav {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.nav-item {
    font-size: 16px;
    color: var(--text-color);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    transition: var(--transition);
    border: 2px solid transparent;
}

.nav-item:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    transform: translateY(-3px);
}

/* 平台卡片系统 */
.platforms-section {
    margin-bottom: 60px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.platforms-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.platform-cards-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    padding: 0 10px;
    max-width: 700px;
    margin: 0 auto;
}

/* 平台卡片 */
.platform-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

html[data-theme="dark"] .platform-card {
    background: rgba(30, 30, 50, 0.8);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, currentColor, transparent);
}

.platform-card.pixiv::before {
    color: var(--pixiv-color);
}

.platform-card.bilibili::before {
    color: var(--bilibili-color);
}

.platform-card.twitter::before {
    color: var(--twitter-color);
}

.platform-card.fanbox::before {
    color: var(--fanbox-color);
}

.platform-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

html[data-theme="dark"] .platform-card:hover {
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

/* 卡片内容 */
.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.platform-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.card-header h3 {
    font-size: 20px;
    color: var(--text-color);
    margin: 0;
}

.platform-desc {
    font-size: 14px;
    color: var(--light-text);
    margin-bottom: 15px;
    min-height: 40px;
}

/* 统计数据 */
.card-stats {
    display: flex;
    justify-content: space-around;
    margin: 20px 0;
    padding: 15px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

html[data-theme="dark"] .card-stats {
    border-top-color: rgba(255, 255, 255, 0.1);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

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

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--light-text);
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
}

/* 标签 */
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 15px 0;
}

.tag {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

html[data-theme="dark"] .tag {
    background: rgba(167, 139, 250, 0.2);
}

/* 链接按钮 */
.card-link {
    display: inline-block;
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-decoration: none;
    border-radius: 10px;
    text-align: center;
    font-weight: 600;
    transition: var(--transition);
    margin-top: 10px;
    border: none;
}

.card-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* 全平台数据统计 */
.global-stats {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 15px;
    padding: 40px;
    margin-bottom: 60px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

html[data-theme="dark"] .global-stats {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.1), rgba(167, 139, 250, 0.05));
}

.global-stats h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

html[data-theme="dark"] .stat-card {
    background: rgba(30, 30, 50, 0.8);
}

.stat-card:hover {
    transform: translateY(-8px);
}

.stat-card .stat-label {
    font-size: 14px;
    color: var(--light-text);
    margin-bottom: 10px;
}

.stat-card .stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
}

/* 最新动态 */
.activity-section {
    margin-bottom: 60px;
    animation: fadeInUp 0.6s ease 0.5s both;
}

.activity-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.activity-feed {
    display: grid;
    gap: 20px;
}

.activity-item {
    background: white;
    padding: 20px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

html[data-theme="dark"] .activity-item {
    background: rgba(30, 30, 50, 0.8);
}

.activity-item.pixiv {
    border-left-color: var(--pixiv-color);
}

.activity-item.bilibili {
    border-left-color: var(--bilibili-color);
}

.activity-item.twitter {
    border-left-color: var(--twitter-color);
}

.activity-item:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

html[data-theme="dark"] .activity-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.activity-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(102, 126, 234, 0.2);
    color: var(--primary-color);
    margin-bottom: 10px;
}

.activity-item h4 {
    font-size: 16px;
    margin: 10px 0;
    color: var(--text-color);
}

.activity-time {
    font-size: 12px;
    color: var(--light-text);
    margin-bottom: 10px;
}

.activity-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.activity-link:hover {
    text-decoration: underline;
}

/* 关于我部分 */
.about-section {
    margin-bottom: 60px;
    animation: fadeInUp 0.6s ease 0.6s both;
}

.about-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.about-content {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

html[data-theme="dark"] .about-content {
    background: rgba(30, 30, 50, 0.8);
}

.about-text h3 {
    font-size: 18px;
    margin-top: 25px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--light-text);
    line-height: 1.8;
    margin-bottom: 15px;
}

.timeline {
    list-style: none;
    padding-left: 0;
}

.timeline li {
    padding: 12px 0;
    padding-left: 20px;
    border-left: 2px solid var(--primary-color);
    margin-left: 10px;
    color: var(--light-text);
}

.timeline li strong {
    color: var(--text-color);
}

.tools-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.tool {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

/* CTA 部分 */
.cta-section {
    text-align: center;
    padding: 50px 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    color: white;
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease 0.7s both;
}

.cta-section h2 {
    font-size: 28px;
    margin-bottom: 15px;
    color: white;
}

.cta-section p {
    font-size: 16px;
    margin-bottom: 25px;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

/* 页脚 */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--light-text);
    font-size: 14px;
    animation: fadeInUp 0.6s ease 0.8s both;
}

/* 动画 */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeOutLeft {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-30px);
    }
}

/* 点赞区域 */
.like-section {
    text-align: center;
    padding: 50px 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    margin-bottom: 40px;
}

.like-section h2 {
    font-size: 28px;
    margin-bottom: 30px;
    color: white;
}

.like-container {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.like-btn {
    background: white;
    border: none;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 24px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.like-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.like-icon {
    font-size: 32px;
}

.like-count {
    font-weight: bold;
    color: var(--primary-color);
}

.like-emojis {
    display: flex;
    align-items: center;
    min-height: 60px;
}

.emoji-img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.hint-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        border-radius: 15px;
        margin-top: 20px;
        padding: 30px 15px;
    }

    .top-controls {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }

    .lang-switcher {
        justify-content: center;
    }

    .theme-toggle {
        align-self: center;
    }

    .name-logo {
        max-width: 200px;
    }

    .header-section {
        margin-bottom: 30px;
    }

    .quick-nav {
        flex-direction: column;
        gap: 10px;
    }

    .nav-item {
        display: block;
        text-align: center;
    }

    .platform-cards-container {
        grid-template-columns: 1fr;
    }

    .platforms-section h2,
    .activity-section h2,
    .global-stats h2,
    .about-section h2 {
        font-size: 24px;
    }

    .cta-section {
        padding: 30px 15px;
    }

    .cta-section h2 {
        font-size: 22px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-btn {
        width: 100%;
    }

    .about-content {
        padding: 20px;
    }

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