* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background: #f5f5f5; color: #333; }

.header-bar { background: #3d4557; color: #fff; padding: 8px 20px; text-align: center; max-width: 100%; }
.header-bar strong { color: #ffd700; }

.banner-section { width: 100%; max-height: 200px; overflow: hidden; }
.banner-img { width: 100%; height: auto; display: block; object-fit: cover; }

.logo-section { max-width: 1300px; margin: 0 auto; padding: 16px 20px; display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; border-bottom: 1px solid #f0f0f0; }
.logo-img { width: 50px; height: 50px; border-radius: 10px; object-fit: cover; }
.logo-left { display: flex; flex-direction: column; align-items: center; gap: 8px; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; align-items: center; }
.logo-title { font-size: 22px; font-weight: 700; color: #3d4557; }

.contact-section { display: flex; align-items: center; gap: 8px; flex-shrink: 0; margin-top: 8px; }
.contact-item { display: flex; flex-direction: column; align-items: center; gap: 2px; text-decoration: none; color: #333; font-size: 11px; padding: 4px 10px; border-radius: 6px; transition: all 0.2s; }
.contact-item:hover { background: #f5f5f5; }
.contact-img { width: 28px; height: 28px; border-radius: 6px; object-fit: cover; }
.contact-name { white-space: nowrap; }

.search-section { max-width: 1300px; margin: 0 auto; padding: 10px 20px; }
.search-box { width: 100%; max-width: 600px; margin: 0 auto; }
.search-tabs { display: flex; gap: 4px; margin-bottom: 6px; flex-wrap: wrap; justify-content: center; }
.stab { padding: 4px 12px; border: 1px solid #ddd; border-radius: 16px; background: #fff; color: #666; cursor: pointer; font-size: .78rem; transition: all .2s; }
.stab:hover, .stab.active { background: #3d4557; color: #fff; border-color: #3d4557; }
.search-input-wrap { display: flex; border-radius: 24px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.search-input-wrap input { flex: 1; padding: 10px 14px; border: none; font-size: .92rem; outline: none; color: #333; min-width: 0; }
.search-input-wrap button { padding: 10px 16px; background: #ff6d00; color: #fff; border: none; cursor: pointer; font-size: .88rem; font-weight: 600; transition: background .2s; white-space: nowrap; }
.search-input-wrap button:hover { background: #e65100; }

.quick-nav-bar { max-width: 1300px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.quick-nav-item { display: flex; align-items: center; gap: 6px; color: #f00; text-decoration: none; font-weight: bold; font-size: 14px; padding: 4px 12px; background: #fff; border-radius: 20px; transition: all 0.2s; }
.quick-nav-item:hover { background: #ffe6e6; }
.quick-nav-item img { width: 18px; height: 18px; border-radius: 4px; object-fit: cover; }

.main-content { max-width: 1300px; margin: 0 auto; padding: 0 16px 40px; }

.category { margin-bottom: 30px; }
.category-header { display: flex; align-items: center; gap: 8px; padding-bottom: 10px; border-bottom: 2px solid #3d4557; margin-bottom: 14px; flex-wrap: wrap; }
.category-title { display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 700; color: #333; flex-shrink: 0; }
.category-title .emoji { font-size: 22px; }

/* 子分类Tab - 在标题同一行 */
.sub-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.sub-tab { padding: 5px 14px; background: #f0f0f0; color: #666; font-size: 13px; border-radius: 16px; cursor: pointer; transition: all 0.2s; }
.sub-tab:hover { background: #e0e0e0; }
.sub-tab.active { background: #ffd700; color: #333; font-weight: 600; }

.sites-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; min-height: 0; }
.sites-grid:empty { display: none; margin: 0; padding: 0; }

@media (min-width: 640px) { .sites-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 768px) { .sites-grid { grid-template-columns: repeat(5, 1fr); } }
@media (min-width: 1024px) { .sites-grid { grid-template-columns: repeat(7, 1fr); } }
@media (min-width: 1280px) { .sites-grid { grid-template-columns: repeat(8, 1fr); } }

.site-card { display: flex; align-items: center; gap: 8px; background: #fff; padding: 10px 12px; border-radius: 6px; text-decoration: none; color: #333; font-size: 13px; transition: all 0.2s; height: 42px; }
.site-card:hover { box-shadow: 0 0 10px rgba(0,0,0,0.1); transform: translateY(-1px); }
.site-card img { width: 20px; height: 20px; flex-shrink: 0; border-radius: 4px; }
.site-card .site-emoji { font-size: 1.2rem; flex-shrink: 0; }
.site-card .text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.site-card .badge { font-size: 10px; padding: 1px 4px; border-radius: 3px; margin-left: 4px; }
.site-card .badge-top { background: #fff3cd; color: #856404; }
.site-card .badge-pwd { background: #e8f4fd; color: #0d6efd; }

.footer { background: #fff; padding: 30px 16px; text-align: center; font-size: 13px; color: #666; border-top: 1px solid #eee; }
.footer a { color: #3d4557; text-decoration: none; }

@media (max-width: 768px) {
    .logo-section { flex-direction: row; align-items: center; }
    .logo-desc { display: none; }
    .contact-section { margin-top: 0; margin-left: auto; }
    .search-box { width: 100%; max-width: none; }
    .quick-nav { justify-content: center; }
    .sites-grid { grid-template-columns: repeat(var(--mobile-cols, 3), 1fr); gap: 8px; }
    .site-card { font-size: 12px; padding: 8px; height: 38px; }
    .site-card img { width: 18px; height: 18px; }
}

/* 密码弹窗 */
.pwd-modal { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,.5); display: none; align-items: center; justify-content: center; z-index: 1000; }
.pwd-modal.open { display: flex; }
.pwd-box { background: #fff; border-radius: 16px; padding: 30px; width: 350px; }
.pwd-box h3 { margin-bottom: 20px; font-size: 1.1rem; text-align: center; }
.pwd-box input { width: 100%; padding: 12px 16px; border: 2px solid #e8e8e8; border-radius: 10px; font-size: 1rem; margin-bottom: 12px; outline: none; }
.pwd-box input:focus { border-color: #3d4557; }
.pwd-box button { width: 100%; padding: 12px; border: none; background: #3d4557; color: #fff; border-radius: 10px; font-size: 1rem; cursor: pointer; }
.pwd-box .close-btn { background: #f5f5f5; color: #666; margin-top: 8px; }
.pwd-error { color: #e74c3c; font-size: .85rem; text-align: center; margin-top: 8px; display: none; }

/* 文章样式 */
.article-modal-box { width: 600px; max-width: 95%; max-height: 85vh; overflow-y: auto; }
.article-modal-content { margin-top: 16px; line-height: 1.8; }
.articles-list { display: flex; flex-direction: column; gap: 12px; }
.article-item { display: flex; gap: 16px; background: #fff; padding: 16px; border-radius: 8px; cursor: pointer; transition: all 0.2s; }
.article-item:hover { box-shadow: 0 2px 12px rgba(0,0,0,0.1); transform: translateY(-2px); }
.article-image { width: 100px; height: 70px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.article-content { flex: 1; min-width: 0; }
.article-title { font-size: 16px; font-weight: 600; color: #333; margin-bottom: 8px; }
.article-icon { margin-right: 6px; }
.article-excerpt { font-size: 13px; color: #888; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-pwd-badge { font-size: 12px; }
@media (max-width: 768px) {
    .article-item { flex-direction: column; }
    .article-image { width: 100%; height: 150px; }
}