/* style.css - 主样式 */

/* CSS变量 - 毛玻璃主题 */
:root {
    --bg-color: #f0f0f0;
    --text-color: #333;
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --card-bg: rgba(255, 255, 255, 0.5);
    --link-color: #0066cc;
    --link-hover: #0052a3;
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --danger-color: #e74c3c;
    --danger-hover: #c0392b;
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --glass-bg: rgba(30, 30, 30, 0.5);
    --glass-border: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(50, 50, 50, 0.5);
    --link-color: #66b3ff;
    --link-hover: #99ccff;
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    --danger-color: #ff6b6b;
    --danger-hover: #ff5252;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* 头部 */
.main-header {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.2s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 1.3rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 主题切换按钮 - 现在更小更精致 */
.theme-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    width: 32px;  /* 从40px减小到32px */
    height: 32px; /* 从40px减小到32px */
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1rem; /* 从1.2rem减小到1rem */
    padding: 0;
    margin: 0;
}

.theme-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.theme-btn:active {
    transform: scale(0.95);
}

.theme-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

/* 闪存消息 */
.flash-message {
    max-width: 1200px;
    margin: 15px auto;
    padding: 12px 18px;
    border-radius: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: slideDown 0.4s ease-out;
    font-size: 0.95rem;
}

.flash-success {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
}

.flash-error {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 主内容区 */
.main-content {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 25px 20px;
    width: 100%;
}

/* 内容网格 */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 18px;
    margin-bottom: 25px;
}

/* 分类卡片 */
.category-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 22px;
    box-shadow: var(--glass-shadow);
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

.category-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.2);
}

.category-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--link-color);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
}

.category-title::before {
    content: "◆";
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 链接列表 */
.link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.link-item {
    transition: all 0.2s ease;
}

.link-item a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    font-size: 0.95rem;
}

.link-item:hover a {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--glass-border);
    transform: translateX(3px);
}

.link-icon {
    font-size: 1rem;
    opacity: 0.8;
}

.link-text {
    flex: 1;
}

/* 页脚 */
.main-footer {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-top: 1px solid var(--glass-border);
    padding: 18px 20px;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-content p {
    margin-bottom: 8px;
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

.footer-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--link-hover);
}

.admin-link {
    color: #667eea;
}

.separator {
    opacity: 0.3;
    font-weight: 300;
}

/* 通用动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式 */
@media (max-width: 768px) {
    .main-content {
        padding: 20px 15px;
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .category-card {
        padding: 18px;
    }

    .category-title {
        font-size: 1.2rem;
    }

    .header-content {
        padding: 0 10px;
    }

    .theme-btn {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }

    .footer-content p {
        font-size: 0.85rem;
    }

    .flash-message {
        margin: 10px 15px;
        padding: 10px 15px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        gap: 10px;
    }

    .logo-text {
        font-size: 1rem;
    }

    .logo-icon {
        font-size: 1.1rem;
    }

    .theme-btn {
        width: 28px;
        height: 28px;
    }
}

/* 链接样式 */
a {
    color: var(--link-color);
}

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

/* 输入框焦点效果 */
input:focus, select:focus, button:focus {
    outline: 2px solid var(--link-color);
    outline-offset: 2px;
}