/* 基础样式 */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --github-color: #24292e;
    --gitee-color: #c71d23;
    --gitlab-color: #fc6d26;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* 粒子背景 */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* 主内容区 */
.main-content {
    max-width: 800px;
    margin: 0 auto;
}

/* 个人信息卡片 */
.profile-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.profile-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.avatar-container {
    position: relative;
    margin-right: 30px;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.avatar-border {
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    opacity: 0.5;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.status-indicator {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 3px solid white;
}

.status-indicator.online {
    background-color: var(--success-color);
}

.profile-info {
    flex: 1;
}

.username {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 5px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.bio {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.stats-container {
    display: flex;
    gap: 30px;
    margin-top: 25px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.social-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    text-decoration: none;
    transition: var(--transition);
}

.social-btn.email {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.social-btn.blog {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* 平台链接卡片 */
.platforms-container {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.section-title i {
    color: var(--primary-color);
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
}

.platform-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 25px;
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 20px;
    border: 2px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.platform-card:not(.disabled):hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.platform-card.disabled {
    opacity: 0.7;
    cursor: not-allowed;
    position: relative;
}

.platform-card.disabled::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.platform-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

.platform-card.github .platform-icon {
    background: linear-gradient(135deg, #24292e, #444d56);
}

.platform-card.gitee .platform-icon {
    background: linear-gradient(135deg, #c71d23, #e74c3c);
}

.platform-card.gitlab .platform-icon {
    background: linear-gradient(135deg, #fc6d26, #e24329);
}

.platform-card.project .platform-icon {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.platform-info {
    flex: 1;
}

.platform-name {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.platform-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 12px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.stat {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.platform-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
}

.status-dot.active {
    background: var(--success-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.platform-arrow {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: var(--transition);
}

.platform-card:not(.disabled):hover .platform-arrow {
    color: var(--primary-color);
    transform: translateX(5px);
}

.platform-hover-effect {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.5s ease;
}

.platform-card:not(.disabled):hover .platform-hover-effect {
    left: 100%;
}

.coming-soon {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.platform-tags {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.tag {
    background: var(--bg-color);
    color: var(--text-secondary);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.view-projects {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.view-projects:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
}

/* 快捷操作 */
.quick-actions {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.action-btn {
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.action-btn:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    transform: translateY(-3px);
}

.action-btn i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* 近期动态 */
.activity-section {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.activity-list {
    margin-top: 20px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--bg-color);
    border-radius: 12px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.activity-item:hover {
    transform: translateX(5px);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), transparent);
}

.activity-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.activity-content {
    flex: 1;
}

.activity-content p {
    margin-bottom: 5px;
}

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

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

/* 页脚 */
.footer {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    margin-top: 40px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.footer-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.separator {
    color: var(--text-secondary);
}

.footer-info {
    text-align: center;
}

.update-time {
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.update-time i {
    color: var(--primary-color);
}

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

.version {
    background: var(--bg-color);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.8rem;
    margin-left: 10px;
}

.theme-btn {
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 10px 20px;
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.theme-btn:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), transparent);
}

/* 通知 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.error {
    background: #ef4444;
}

.notification.warning {
    background: var(--warning-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .profile-card {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
    
    .avatar-container {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .social-buttons {
        flex-direction: row;
        margin-top: 20px;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-container {
        justify-content: center;
        gap: 20px;
    }
    
    .actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .username {
        font-size: 1.8rem;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .platform-card {
        flex-direction: column;
        text-align: center;
    }
    
    .platform-info {
        text-align: center;
    }
    
    .platform-desc {
        justify-content: center;
    }
}