/* ===== Theme Variables ===== */
:root,
[data-theme="dark"] {
    --bg-primary: linear-gradient(135deg, #0a0e27 0%, #1a1a3e 50%, #0d1b2a 100%);
    --bg-secondary: linear-gradient(135deg, #111333 0%, #1c1f4a 100%);
    --bg-card: linear-gradient(145deg, #151838 0%, #1e2252 100%);
    --bg-banner: linear-gradient(90deg, #0a0e27 0%, #162447 50%, #0a0e27 100%);
    --bg-input: #1a1d3a;
    --bg-modal: linear-gradient(145deg, #111333 0%, #1a1d4a 100%);
    --text-primary: #e0e6ff;
    --text-secondary: #8892b0;
    --text-accent: #64ffda;
    --banner-text: #64ffda;
    --banner-text-secondary: #8892b0;
    --border-color: rgba(100, 255, 218, 0.2);
    --border-glow: rgba(100, 255, 218, 0.4);
    --accent-color: #64ffda;
    --accent-hover: #45e0c0;
    --btn-gradient: linear-gradient(135deg, #64ffda 0%, #00bfa5 100%);
    --btn-text: #0a0e27;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --glow-shadow: 0 0 15px rgba(100, 255, 218, 0.15);
    --label-bg: rgba(100, 255, 218, 0.1);
    --label-selected-bg: linear-gradient(135deg, #64ffda 0%, #00bfa5 100%);
    --label-selected-text: #0a0e27;
    --scrollbar-track: #0a0e27;
    --scrollbar-thumb: #64ffda;
    --table-stripe: rgba(100, 255, 218, 0.03);
}

[data-theme="light"] {
    --bg-primary: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 50%, #f7fafc 100%);
    --bg-secondary: linear-gradient(135deg, #ffffff 0%, #edf2f7 100%);
    --bg-card: linear-gradient(145deg, #ffffff 0%, #f7fafc 100%);
    --bg-banner: linear-gradient(90deg, #5a6578 0%, #6b7a90 50%, #5a6578 100%);
    --bg-input: #f7fafc;
    --bg-modal: linear-gradient(145deg, #ffffff 0%, #f7fafc 100%);
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --text-accent: #5a67d8;
    --banner-text: #ffffff;
    --banner-text-secondary: rgba(255,255,255,0.75);
    --border-color: rgba(102, 126, 234, 0.3);
    --border-glow: rgba(102, 126, 234, 0.5);
    --accent-color: #5a67d8;
    --accent-hover: #4c51bf;
    --btn-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --btn-text: #ffffff;
    --card-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --glow-shadow: 0 0 15px rgba(102, 126, 234, 0.15);
    --label-bg: rgba(102, 126, 234, 0.1);
    --label-selected-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --label-selected-text: #ffffff;
    --scrollbar-track: #f0f4f8;
    --scrollbar-thumb: #667eea;
    --table-stripe: rgba(102, 126, 234, 0.03);
}

[data-theme="blue"] {
    --bg-primary: linear-gradient(135deg, #006994 0%, #008dc2 50%, #005f87 100%);
    --bg-secondary: linear-gradient(135deg, #0077a8 0%, #0095c7 100%);
    --bg-card: linear-gradient(145deg, #008dc2 0%, #00a8d8 100%);
    --bg-banner: linear-gradient(90deg, #006994 0%, #00a8d8 50%, #006994 100%);
    --bg-input: #008dc2;
    --bg-modal: linear-gradient(145deg, #0077a8 0%, #0095c7 100%);
    --text-primary: #e6f7ff;
    --text-secondary: #b3e5fc;
    --text-accent: #00e5ff;
    --banner-text: #00e5ff;
    --banner-text-secondary: #b3e5fc;
    --border-color: rgba(0, 229, 255, 0.25);
    --border-glow: rgba(0, 229, 255, 0.5);
    --accent-color: #00e5ff;
    --accent-hover: #00bcd4;
    --btn-gradient: linear-gradient(135deg, #00e5ff 0%, #00b8d4 100%);
    --btn-text: #003c52;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --glow-shadow: 0 0 15px rgba(0, 229, 255, 0.2);
    --label-bg: rgba(0, 229, 255, 0.12);
    --label-selected-bg: linear-gradient(135deg, #00e5ff 0%, #00b8d4 100%);
    --label-selected-text: #003c52;
    --scrollbar-track: #006994;
    --scrollbar-thumb: #00e5ff;
    --table-stripe: rgba(0, 229, 255, 0.04);
}

[data-theme="green"] {
    --bg-primary: linear-gradient(135deg, #0a1f1a 0%, #0f2e25 50%, #0a1a15 100%);
    --bg-secondary: linear-gradient(135deg, #0d2a20 0%, #154035 100%);
    --bg-card: linear-gradient(145deg, #113828 0%, #1a4a3a 100%);
    --bg-banner: linear-gradient(90deg, #0a1f1a 0%, #1a6040 50%, #0a1f1a 100%);
    --bg-input: #113828;
    --bg-modal: linear-gradient(145deg, #0d2a20 0%, #154035 100%);
    --text-primary: #c8f0e0;
    --text-secondary: #7ab8a0;
    --text-accent: #50f0b0;
    --banner-text: #50f0b0;
    --banner-text-secondary: #7ab8a0;
    --border-color: rgba(80, 240, 176, 0.2);
    --border-glow: rgba(80, 240, 176, 0.4);
    --accent-color: #50f0b0;
    --accent-hover: #38d898;
    --btn-gradient: linear-gradient(135deg, #50f0b0 0%, #20c997 100%);
    --btn-text: #0a1f1a;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --glow-shadow: 0 0 15px rgba(80, 240, 176, 0.15);
    --label-bg: rgba(80, 240, 176, 0.1);
    --label-selected-bg: linear-gradient(135deg, #50f0b0 0%, #20c997 100%);
    --label-selected-text: #0a1f1a;
    --scrollbar-track: #0a1f1a;
    --scrollbar-thumb: #50f0b0;
    --table-stripe: rgba(80, 240, 176, 0.03);
}

[data-theme="orange"] {
    --bg-primary: linear-gradient(135deg, #1a1008 0%, #2d1a0a 50%, #1a1205 100%);
    --bg-secondary: linear-gradient(135deg, #241508 0%, #3a2210 100%);
    --bg-card: linear-gradient(145deg, #2e1c0e 0%, #3d2815 100%);
    --bg-banner: linear-gradient(90deg, #1a1008 0%, #5a3a10 50%, #1a1008 100%);
    --bg-input: #2e1c0e;
    --bg-modal: linear-gradient(145deg, #241508 0%, #3a2210 100%);
    --text-primary: #ffe8c8;
    --text-secondary: #c8a070;
    --text-accent: #ffaa40;
    --banner-text: #ffaa40;
    --banner-text-secondary: #c8a070;
    --border-color: rgba(255, 170, 64, 0.25);
    --border-glow: rgba(255, 170, 64, 0.45);
    --accent-color: #ffaa40;
    --accent-hover: #ff9520;
    --btn-gradient: linear-gradient(135deg, #ffaa40 0%, #ff7b00 100%);
    --btn-text: #1a1008;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --glow-shadow: 0 0 15px rgba(255, 170, 64, 0.15);
    --label-bg: rgba(255, 170, 64, 0.12);
    --label-selected-bg: linear-gradient(135deg, #ffaa40 0%, #ff7b00 100%);
    --label-selected-text: #1a1008;
    --scrollbar-track: #1a1008;
    --scrollbar-thumb: #ffaa40;
    --table-stripe: rgba(255, 170, 64, 0.03);
}

[data-theme="desert"] {
    --bg-primary: linear-gradient(135deg, #f0fdf4 0%, #e6f4ea 50%, #f1f8e8 100%);
    --bg-secondary: linear-gradient(135deg, #ffffff 0%, #e8f5e9 100%);
    --bg-card: linear-gradient(145deg, #ffffff 0%, #f1f8e9 100%);
    --bg-banner: linear-gradient(90deg, #a5d6a7 0%, #81c784 50%, #a5d6a7 100%);
    --bg-input: #ffffff;
    --bg-modal: linear-gradient(145deg, #ffffff 0%, #e8f5e9 100%);
    --text-primary: #1b5e20;
    --text-secondary: #4a7c4e;
    --text-accent: #2e7d32;
    --banner-text: #ffffff;
    --banner-text-secondary: rgba(255,255,255,0.9);
    --border-color: rgba(76, 175, 80, 0.25);
    --border-glow: rgba(76, 175, 80, 0.4);
    --accent-color: #43a047;
    --accent-hover: #2e7d32;
    --btn-gradient: linear-gradient(135deg, #81c784 0%, #43a047 100%);
    --btn-text: #ffffff;
    --card-shadow: 0 4px 15px rgba(60, 100, 60, 0.08);
    --glow-shadow: 0 0 15px rgba(76, 175, 80, 0.12);
    --label-bg: rgba(76, 175, 80, 0.1);
    --label-selected-bg: linear-gradient(135deg, #81c784 0%, #43a047 100%);
    --label-selected-text: #ffffff;
    --scrollbar-track: #e8f5e9;
    --scrollbar-thumb: #81c784;
    --table-stripe: rgba(76, 175, 80, 0.04);
}

/* ===== Global Styles ===== */
* { box-sizing: border-box; }

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    transition: background 0.3s ease, color 0.3s ease;
}

a { color: var(--accent-color); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); text-decoration: none; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* ===== Banner ===== */
.banner {
    background: var(--bg-banner);
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 200%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.03), transparent);
    animation: shimmer 8s infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(50%); }
}

.banner-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--banner-text, var(--accent-color));
    margin: 0;
    text-shadow: 0 0 10px var(--border-glow);
}

.banner-subtitle {
    font-size: 0.8rem;
    color: var(--banner-text-secondary, var(--text-secondary));
    margin: 2px 0 0;
    letter-spacing: 2px;
}

.banner-info { color: var(--banner-text-secondary, var(--text-secondary)); font-size: 0.85rem; position: relative; z-index: 2; }
.time-display { font-family: 'Consolas', monospace; color: var(--banner-text, var(--accent-color)); font-size: 0.9rem; }
.user-info { color: var(--banner-text, var(--accent-color)); }
.banner .container-fluid { position: relative; z-index: 1; }
.banner .btn { position: relative; z-index: 2; }

/* ===== Theme Selector ===== */
.theme-selector { display: flex; align-items: center; justify-content: center; gap: 6px; flex-wrap: wrap; position: relative; z-index: 2; }
.theme-label { color: var(--text-secondary); font-size: 0.8rem; }
.theme-btn {
    background: none; border: 2px solid var(--border-color); border-radius: 50%;
    width: 28px; height: 28px; cursor: pointer; padding: 0;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
    position: relative; z-index: 2;
}
.theme-btn:hover, .theme-btn.active { border-color: var(--accent-color); box-shadow: var(--glow-shadow); }
.theme-dot { width: 16px; height: 16px; border-radius: 50%; display: block; }
.dark-dot { background: linear-gradient(135deg, #0a0e27, #1a1a3e); }
.light-dot { background: linear-gradient(135deg, #f0f4f8, #e2e8f0); }
.blue-dot { background: linear-gradient(135deg, #006994, #00a8d8); }
.green-dot { background: linear-gradient(135deg, #0a1f1a, #1a6040); }
.orange-dot { background: linear-gradient(135deg, #1a1008, #5a3a10); }
.desert-dot { background: linear-gradient(135deg, #e8f5e9, #81c784); }
.font-size-label { color: var(--text-secondary); font-size: 0.8rem; }
.font-btn { font-size: 0.7rem !important; padding: 2px 8px !important; }

/* ===== Label Area ===== */
.label-area {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 10px 16px;
    box-shadow: var(--card-shadow);
}

.label-header {
    color: var(--text-accent);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.label-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    max-height: 60px;
    overflow-y: auto;
}

.label-tag {
    background: var(--label-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2px 12px;
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.25s;
    user-select: none;
    line-height: 1.6;
}

.label-tag:hover {
    border-color: var(--accent-color);
    box-shadow: var(--glow-shadow);
}

.label-tag.selected {
    background: var(--label-selected-bg);
    color: var(--label-selected-text);
    border-color: var(--accent-color);
    font-weight: 600;
    box-shadow: 0 0 10px var(--border-glow);
}

/* ===== URL Area ===== */
.url-area {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 12px;
    padding-bottom: 20px;
}

@media (min-width: 1400px) {
    .url-area { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
}

@media (max-width: 1200px) {
    .url-area { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
}

@media (max-width: 768px) {
    .url-area { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; }
}

@media (max-width: 480px) {
    .url-area { grid-template-columns: 1fr 1fr; gap: 8px; }
}

.url-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 14px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.url-card:hover {
    border-color: var(--accent-color);
    box-shadow: var(--glow-shadow), var(--card-shadow);
    transform: translateY(-1px);
}

.url-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
    gap: 6px;
}

.url-name {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
    flex-shrink: 0;
    white-space: nowrap;
}

.url-name a { color: var(--accent-color); }
.url-name a:hover { color: var(--accent-hover); }

.url-inline-labels {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    align-items: center;
    overflow: hidden;
    min-width: 0;
}

.url-inline-label {
    background: var(--label-bg);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 0px 6px;
    font-size: 0.62rem;
    font-weight: 400;
    line-height: 1.5;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
}

.url-inline-label:hover {
    background: var(--label-selected-bg);
    color: var(--label-selected-text);
}

.url-card-body { flex: 1; margin-bottom: 2px; }

.url-address {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.url-address a { color: var(--text-secondary); }
.url-address a:hover { color: var(--accent-color); }

.url-card-footer {
    display: flex;
    flex-wrap: nowrap;
    gap: 3px;
    padding-top: 4px;
    border-top: 1px solid var(--border-color);
    overflow: hidden;
    white-space: nowrap;
}

.url-label-tag {
    background: var(--label-bg);
    color: var(--text-accent);
    border-radius: 8px;
    padding: 2px 10px;
    font-size: 0.75rem;
    cursor: default;
    transition: all 0.2s;
    line-height: 1.5;
    margin-right: 4px;
    display: inline-block;
    white-space: nowrap;
    flex-shrink: 0;
}

.url-label-tag:hover {
    background: var(--label-selected-bg);
    color: var(--label-selected-text);
}

.detail-btn {
    font-size: 0.7rem !important;
    white-space: nowrap;
    padding: 1px 6px !important;
    border-color: var(--border-color) !important;
    color: var(--text-accent) !important;
}

.detail-btn:hover {
    background: var(--accent-color) !important;
    color: var(--btn-text) !important;
}

.no-urls {
    color: var(--text-secondary);
    padding: 40px 0;
    font-size: 1.1rem;
}

/* ===== Admin Sidebar ===== */
.admin-sidebar {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px;
    box-shadow: var(--card-shadow);
}

.sidebar-title {
    color: var(--text-accent);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: all 0.2s;
    text-decoration: none;
    margin-bottom: 4px;
}

.sidebar-item:hover {
    background: var(--label-bg);
    color: var(--text-accent);
}

.sidebar-item.active {
    background: var(--label-selected-bg, var(--label-bg));
    color: var(--label-selected-text, var(--text-accent));
    font-weight: 600;
}

/* ===== Admin Label Filter ===== */
.admin-label-filter {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.filter-label-text {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-right: 6px;
    white-space: nowrap;
}

.admin-filter-tag {
    display: inline-block;
    padding: 2px 10px;
    font-size: 0.72rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: transparent;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
}

.admin-filter-tag:hover {
    border-color: var(--accent-color);
    color: var(--text-accent);
}

.admin-filter-tag.active {
    background: var(--label-selected-bg, var(--label-bg));
    color: var(--label-selected-text, var(--text-accent));
    border-color: var(--accent-color);
    font-weight: 600;
}

.admin-filter-clear {
    color: var(--text-secondary);
    font-size: 0.72rem;
    text-decoration: none;
    padding: 2px 6px;
    transition: color 0.2s;
}

.admin-filter-clear:hover {
    color: #ff6b6b;
}

/* ===== Admin Pagination ===== */
.admin-pagination {
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.pagination-info {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.admin-pagination .page-link {
    background: var(--bg-input, var(--bg-card));
    border-color: var(--border-color);
    color: var(--text-primary);
    font-size: 0.78rem;
    padding: 4px 10px;
}

.admin-pagination .page-item.active .page-link {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--btn-text, #fff);
}

.admin-pagination .page-item.disabled .page-link {
    opacity: 0.4;
}

.page-jump-input {
    background: var(--bg-input, var(--bg-card)) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
    font-size: 0.78rem;
    text-align: center;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: auto;
}

.beian-link {
    color: var(--text-accent);
    text-decoration: underline;
}

.beian-link:hover {
    color: var(--accent-color);
}

/* ===== Login Page ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--card-shadow), var(--glow-shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.85rem;
}

/* ===== Form Elements ===== */
.sci-input {
    background: var(--bg-input) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: 8px !important;
    transition: border-color 0.2s, box-shadow 0.2s !important;
}

.sci-input:focus {
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 8px var(--border-glow) !important;
    outline: none !important;
}

.sci-btn {
    background: var(--btn-gradient) !important;
    color: var(--btn-text) !important;
    border: none !important;
    border-radius: 8px !important;
    font-weight: 600;
    transition: opacity 0.2s, transform 0.2s !important;
}

.sci-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    color: var(--btn-text) !important;
}

/* ===== Tables ===== */
.sci-table {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.sci-table thead th {
    background: var(--bg-secondary);
    color: var(--text-accent);
    border-bottom: 2px solid var(--border-color);
    font-size: 0.85rem;
    white-space: nowrap;
}

.sci-table tbody tr { border-bottom: 1px solid var(--border-color); }
.sci-table tbody tr:nth-child(even) { background: var(--table-stripe); }
.sci-table tbody tr:hover { background: var(--label-bg); }
.sci-table td, .sci-table th { padding: 8px 12px; vertical-align: middle; font-size: 0.85rem; }

.url-cell {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.action-cell { white-space: nowrap; }

/* ===== Admin Panel ===== */
.admin-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--card-shadow);
}

.panel-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.panel-header h3 {
    font-size: 1.1rem;
    color: var(--accent-color);
    margin: 0;
}

.admin-banner { padding: 15px 0; }

/* ===== Modal ===== */
.sci-modal {
    background: var(--bg-modal) !important;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 12px !important;
}

.sci-modal .modal-header {
    border-bottom: 1px solid var(--border-color);
}

.sci-modal .modal-footer {
    border-top: 1px solid var(--border-color);
}

.sci-modal .modal-title {
    color: var(--accent-color);
}

.sci-modal .btn-close {
    filter: invert(1);
}

/* ===== Label Checkbox Area ===== */
.label-checkbox-area {
    max-height: 150px;
    overflow-y: auto;
    padding: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .banner-title { font-size: 1.2rem; }
    .banner-subtitle { display: none; }
    .label-tags { max-height: 60px; }
    .login-card { padding: 24px; }
    .admin-panel { padding: 12px; }
    .sci-table td, .sci-table th { padding: 6px 8px; font-size: 0.8rem; }
    .url-cell { max-width: 120px; }
    .theme-selector { gap: 4px; }
    .theme-btn { width: 24px; height: 24px; }
    .theme-dot { width: 12px; height: 12px; }
}

@media (max-width: 576px) {
    .banner { padding: 12px 0; }
    .banner-title { font-size: 1rem; }
    .url-card { padding: 8px; }
    .label-area { padding: 12px; }
    .label-tag { padding: 3px 10px; font-size: 0.78rem; }
}