/* OneNav Default3 Theme CSS - Simplified and Clean */

/* Import Google Fonts for artistic typography */
@import url('https://fonts.googleapis.com/css2?family=Dancing+Script:wght@700&family=Playwrite+GB+S:ital,wght@1,700&family=ZCOOL+KuaiLe&display=swap');

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    --border-radius: 0.375rem;
    --border-radius-sm: 0.25rem;
    --border-radius-lg: 0.5rem;
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    --accent:#2563eb; /* 蓝色主色 */
    --accent-soft:#e0efff;
    --bg:#f5f7fb;
    --card-bg:#ffffff;
    --card-border:#e5e7eb;
    --card-border-hover:#d0d7e2;
    --radius-sm:6px;
    --radius:10px;
    --radius-lg:18px;
    --transition: .25s cubic-bezier(.4,.0,.2,1);
    --text:#1f2933;
    --text-soft:#5b6472;
    --shadow-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.08);
    --shadow:0 4px 12px -2px rgba(15,23,42,.08),0 2px 6px -1px rgba(15,23,42,.06);
    --shadow-lg:0 10px 28px -4px rgba(15,23,42,.15),0 6px 14px -2px rgba(15,23,42,.10);
    --gradient-accent:linear-gradient(135deg,#2563eb,#3b82f6);
}

/* Global Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: transparent;
    color: var(--text);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
}

/* Main Content */
.main-content {
    padding-top: 20px;
    padding-bottom: 10px;
    min-height: calc(100vh - 20px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* 确保section区域适应屏幕 */
section {
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 50px;
}

/* Search Section - Hidden */
.search-section {
    display: none !important;
}

/* Large Logo Section */
.logo-section {
    padding: 1rem 0;
    text-align: center;
    margin: 0 auto;
    width: 100%;
    flex-shrink: 0;
}

.large-logo {
    max-width: 300px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Categories Navigation */
.categories-nav {
    margin-bottom: 0.5rem;
    flex-shrink: 0;
    text-align: center;
}

/* 分类标签居中 */
.category-tabs {
    display: inline-flex !important;
    justify-content: center;
    width: auto;
    margin: 0 auto;
}

/* Bookmarks Section */
.bookmarks-section {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    margin-bottom: 1rem;
    max-height: calc(100vh - 325px);
}

/* 让bookmarks-section可以垂直滚动 */
.bookmarks-section {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.bookmarks-section::-webkit-scrollbar {
    width: 6px;
}

.bookmarks-section::-webkit-scrollbar-track {
    background: transparent;
}

.bookmarks-section::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    border: transparent;
}

/* 四列网格布局 - 保持原始布局 */
.bookmarks-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 0.5rem;
    flex: 1;
    overflow: hidden;
}

/* 确保书签卡片能够根据内容自动调整高度 */
.bookmark-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    background:var(--card-bg);
    padding:0.8rem 0.8rem 0.7rem;
    box-shadow:none;
    transition:var(--transition);
    min-height: 120px;
    height: auto;
    position:relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Adjust bookmark content */
.bookmark-header {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.bookmark-favicon {
    margin-right: 0.5rem;
    flex-shrink: 0;
}

.bookmark-favicon img {
    width: 20px;
    height: 20px;
    border-radius: var(--border-radius-sm);
    background: transparent;
    padding: 0;
}

.bookmark-title {
    font-weight: 600;
    color: var(--gray-800);
    font-size: 0.85rem;
    line-height: 1.3;
    margin: 0 0 0.3rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 0;
    padding-top: 0;
    width: 100%;
}

.bookmark-description {
    color: var(--gray-600);
    font-size: 0.75rem;
    line-height: 1.3;
    margin: 0 0 0.4rem;
    color:var(--text-soft);
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    width: 100%;
    word-break: break-word;
}

.bookmark-url {
    color: var(--gray-500);
    font-size: 0.65rem;
    letter-spacing: 0.3px;
    color: #64748b;
    border-top: 0;
    padding-top: 0;
    margin-top: auto;
    opacity: 0.85;
    flex-shrink: 0;
}

/* 响应式调整 - 在小屏上缩小卡片，保持四列布局 */
@media (max-width: 1200px) {
    .bookmarks-grid {
        transform: scale(0.9);
        transform-origin: top center;
        gap: 0.8rem;
    }
}

@media (max-width: 992px) {
    .bookmarks-grid {
        transform: scale(0.8);
        transform-origin: top center;
        gap: 0.7rem;
    }
}

@media (max-width: 768px) {
    .bookmarks-grid {
        transform: scale(0.7);
        transform-origin: top center;
        gap: 0.6rem;
    }
}

@media (max-width: 576px) {
    .bookmarks-grid {
        transform: scale(0.6);
        transform-origin: top center;
        gap: 0.5rem;
    }
}

/* Footer without white bar - 始终显示在页面最下方 */
.site-footer {
    background: transparent;
    border-top: none;
    padding: 0.5rem 0;
    margin-top: 1rem;
    flex-shrink: 0;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 1000;
}

/* 确保主容器能够正确推挤页脚到最下方 */
.main-content {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 20px);
}

/* 确保内容区域能够占据剩余空间 */
.bookmarks-section {
    flex: 1;
    overflow-x: hidden;
    overflow-y: auto;
    margin-bottom: 0.5rem;
}

/* Navigation - Transparent background, no white bar */
.navbar {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(15px);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: none !important;
    border: none !important;
}

/* Brand - Site Title */
.navbar-brand {
    padding: 0;
    margin: 0;
    font-size: 3.6rem;
    white-space: nowrap;
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.95) !important;
    font-weight: bold;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Navigation Links */
.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-size: 0.85rem;
    padding: 0.3rem 0.6rem !important;
    margin: 0 !important;
}

/* Navbar content alignment */
.navbar-collapse {
    flex-grow: 1;
    margin: 0;
    padding: 0;
    display: flex !important;
    flex-basis: auto;
    justify-content: flex-end;
}

.navbar-nav {
    margin: 0;
    display: flex;
    align-items: center;
    flex-direction: row;
}

.nav-item {
    margin: 0;
}

/* Ensure navbar items stay in one line on desktop */
@media (min-width: 992px) {
    .navbar-expand-lg .navbar-collapse {
        justify-content: flex-end;
    }
    
    .navbar {
        min-height: auto;
    }
    
    .navbar-nav {
        flex-direction: row;
    }
    
    .nav-item {
        margin-left: 1rem;
    }
}

/* Admin Button */
.admin-button-container {
    position: absolute;
    top: 1rem;
    right: 2rem;
    z-index: 9999;
}

.admin-button {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.95);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.admin-button:hover {
    background: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    transform: translateY(-2px);
}

.admin-button i {
    margin-right: 0.5rem;
}

/* Remove category title */
.category-title {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .bookmarks-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .large-logo {
        max-width: 250px;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.75rem;
        padding: 0.2rem 0.5rem !important;
    }
    
    /* 调整管理按钮位置 */
    .admin-button-container {
        right: 1rem;
    }
    
    .admin-button {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
}

@media (max-width: 440px) {
    .bookmarks-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .large-logo {
        max-width: 200px;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    /* 调整管理按钮位置 */
    .admin-button-container {
        right: 0.5rem;
    }
    
    .admin-button {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }
    
    /* 调整容器padding */
    .container {
        padding: 0 10px;
    }
}

/* 为平板设备添加响应式样式 */
@media (min-width: 769px) and (max-width: 1024px) {
    .bookmarks-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
    
    .large-logo {
        max-width: 300px;
    }
    
    .navbar-brand {
        font-size: 2.5rem;
    }
}

/* Keep other existing styles */
/* Fix Navigation Text Visibility */
.navbar-brand {
    color: rgba(255, 255, 255, 0.95) !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Fix Category Selection Style */
.category-tabs .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

.category-tabs .nav-link.active {
    background: rgba(255, 255, 255, 0.2) !important;
    color: rgba(255, 255, 255, 0.95) !important;
    border-radius: 20px;
    font-weight: bold;
}

.category-tabs .nav-link:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    color: rgba(255, 255, 255, 0.95) !important;
    border-radius: 20px;
}

/* Ensure category navigation is visible */
.categories-nav {
    background: transparent;
    padding: 0.5rem 0;
}

.category-tabs {
    background: transparent !important;
    border: none !important;
}

.category-tabs-scroll {
    background: transparent !important;
    border: none !important;
}

.cat-scroll-btn {
    background: rgba(255, 255, 255, 0.2) !important;
    color: rgba(255, 255, 255, 0.85) !important;
}

.cat-scroll-btn:hover {
    background: rgba(255, 255, 255, 0.3) !important;
    color: rgba(255, 255, 255, 0.95) !important;
}