:root {
    --bg-primary: #f5f5f0;
    --bg-secondary: white;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #888;
    --border-color: #d0d0d0;
    --border-light: #e0e0e0;
    --border-lighter: #f0f0f0;
    --accent: #1e3a5f;
    --accent-hover: #152a45;
    --success: #2d7d3a;
    --warning: #b08d00;
    --danger: #b03030;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.06);
    --hover-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --text-muted: #666;
    --border-color: #404040;
    --border-light: #303030;
    --border-lighter: #2a2a2a;
    --accent: #4a7ba7;
    --accent-hover: #5a8bb7;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.4);
    --hover-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg-primary); color: var(--text-primary); padding-bottom: 40px; transition: background 0.3s, color 0.3s; }
.container { max-width: 1400px; margin: 0 auto; padding: 20px; }
header { background: linear-gradient(135deg, var(--accent) 0%, #2a4a6f 100%); color: white; padding: 30px; border-radius: 12px; margin-bottom: 30px; position: relative; }
h1 { font-size: 28px; margin-bottom: 8px; }
.subtitle { opacity: 0.9; font-size: 14px; }

/* Mobile Menu */
.mobile-menu-button {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 24px;
    transition: all 0.2s;
}
.mobile-menu-button:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 70px;
    right: 20px;
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 12px;
    box-shadow: var(--hover-shadow);
    z-index: 1000;
    min-width: 200px;
}
.mobile-menu.open {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.mobile-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}
.mobile-menu-item:hover {
    background: var(--border-light);
}
.mobile-menu-item span {
    font-size: 14px;
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .mobile-menu-button {
        display: block;
    }
    .theme-toggle, .compact-toggle {
        display: none;
    }
}

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 24px;
    transition: all 0.2s;
}
.theme-toggle:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

/* Compact Mode */
.item-card.compact .item-badges,
.item-card.compact .item-description,
.item-card.compact .item-actions {
    display: none;
}
.item-card.compact .item-footer {
    padding-top: 0;
}
.item-card.compact .item-meta {
    font-size: 12px;
    opacity: 0.8;
}

/* Compact Mode Grid Layout */
@media (min-width: 768px) {
    .items-list:has(.item-card.compact) {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (min-width: 1200px) {
    .items-list:has(.item-card.compact) {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1600px) {
    .items-list:has(.item-card.compact) {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Fallback for browsers without :has() support */
.items-list.compact-mode {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

@media (min-width: 768px) {
    .items-list.compact-mode {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .items-list.compact-mode {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1600px) {
    .items-list.compact-mode {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Compact Toggle Button */
.compact-toggle {
    position: absolute;
    top: 20px;
    right: 90px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 22px;
    transition: all 0.2s;
}
.compact-toggle:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}
.compact-toggle.active {
    background: rgba(255,255,255,0.5);
}

/* Stats Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 30px; }
.card { background: var(--bg-secondary); border-radius: 12px; padding: 24px; box-shadow: var(--card-shadow); transition: background 0.3s; }
.card.collapsed { padding: 12px 24px; }
.card h2 { font-size: 14px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; user-select: none; }
.card.collapsed h2 { margin-bottom: 0; }
.card h2:hover { color: var(--text-primary); }
.card.collapsed .card-content { display: none; }
.card h2 .collapse-icon { transition: transform 0.2s; font-size: 16px; }
.card.collapsed h2 .collapse-icon { transform: rotate(-90deg); }
.stat { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--border-light); }
.stat:last-child { border-bottom: none; }
.stat-label { color: var(--text-primary); font-size: 14px; }
.stat-value { font-weight: 600; font-size: 18px; }
.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }
.stat-value.danger { color: var(--danger); }
.stat-value.primary { color: var(--accent); }

/* Items Section */
.items-section { margin-top: 30px; margin-bottom: 50px; }
.items-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 15px; }
.items-header h2 { font-size: 20px; font-weight: 600; color: var(--text-primary); }

/* Filters */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.filter-group { display: flex; align-items: center; gap: 8px; }
.filter-group label { color: var(--text-primary); font-size: 14px; }
select, button, input[type="text"] { padding: 8px 12px; border: 1px solid var(--border-color); border-radius: 6px; background: var(--bg-secondary); color: var(--text-primary); font-size: 14px; cursor: pointer; transition: all 0.2s; }
select:hover, input[type="text"]:hover { border-color: var(--accent); }
input[type="text"] { cursor: text; }
button { background: var(--accent); color: white; border: none; font-weight: 500; }
button:hover { background: var(--accent-hover); }
button:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-secondary { background: var(--border-color); color: var(--text-primary); }
.btn-secondary:hover { background: var(--border-light); }

/* Domain Filter */
.domain-filter { position: relative; }
#domainInput { min-width: 200px; cursor: pointer; }
.domain-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--hover-shadow);
    z-index: 100;
    min-width: 300px;
    max-width: 400px;
}
.domain-search { padding: 8px; border-bottom: 1px solid var(--border-light); }
#domainSearch { width: 100%; box-sizing: border-box; }
.domain-list {
    max-height: 250px;
    overflow-y: auto;
    padding: 8px 0;
}
.domain-option {
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: background 0.2s;
}
.domain-option:hover { background: var(--border-lighter); }
.domain-option input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}
.domain-option label {
    flex: 1;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
}
.domain-actions {
    display: flex;
    gap: 8px;
    padding: 8px;
    border-top: 1px solid var(--border-light);
}
.domain-actions button {
    flex: 1;
    padding: 6px 12px;
    font-size: 12px;
}
.selected-domains {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}
.domain-tag {
    background: var(--accent);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.domain-tag span { cursor: pointer; opacity: 0.7; }
.domain-tag span:hover { opacity: 1; }

/* Items List */
.items-list { display: flex; flex-direction: column; gap: 12px; }
.item-card { background: var(--bg-secondary); border-radius: 8px; padding: 16px; border-left: 4px solid var(--border-color); transition: all 0.2s; }
.item-card:hover { box-shadow: var(--hover-shadow); transform: translateX(4px); }
.item-card.fetched { border-left-color: var(--success); }
.item-card.unfetched { border-left-color: var(--warning); }
.item-card.failed { border-left-color: var(--danger); }
.item-header { display: flex; justify-content: space-between; align-items: start; margin-bottom: 8px; }
.item-title { font-size: 16px; font-weight: 600; color: var(--text-primary); flex: 1; margin-right: 16px; }
.item-title a { color: inherit; text-decoration: none; }
.item-title a:hover { color: var(--accent); }
.item-badges { display: flex; gap: 6px; }
.badge { padding: 4px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; text-transform: uppercase; }
.badge-fetched { background: #e8f0e8; color: #2d5a3a; border: 1px solid #c8e0c8; }
.badge-unfetched { background: #f0ece8; color: #6a5a2a; border: 1px solid #e0dcc8; }
.badge-failed { background: #f0e8e8; color: #8a3a3a; border: 1px solid #e0d8d8; }
[data-theme="dark"] .badge-fetched { background: #1a2f1a; color: #7aba7a; border: 1px solid #2a4a2a; }
[data-theme="dark"] .badge-unfetched { background: #2f2a1a; color: #bab07a; border: 1px solid #4a3a2a; }
[data-theme="dark"] .badge-failed { background: #2f1a1a; color: #ba7a7a; border: 1px solid #4a2a2a; }
.item-domain {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 12px;
    background: #f0f4f8;
    color: #1e3a5f;
    border: 1px solid #d0d8e0;
    margin-bottom: 8px;
}
[data-theme="dark"] .item-domain {
    background: #2a3545;
    color: #8aacd0;
    border-color: #3a4555;
}
.item-description { font-size: 14px; color: var(--text-secondary); margin-top: 8px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.item-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border-lighter); }
.item-meta { font-size: 12px; color: var(--text-muted); }
.item-actions { display: flex; gap: 8px; }
.action-link { padding: 6px 12px; border-radius: 4px; font-size: 12px; font-weight: 500; text-decoration: none; transition: all 0.2s; border: 1px solid var(--border-color); }
.action-link.html { background: #f0f4f8; color: #1e3a5f; border-color: #d0d8e0; }
.action-link.html:hover { background: #e8f0f8; border-color: #b8c8d8; }
.action-link.md { background: #f8f4f0; color: #5f4a3a; border-color: #e0d8d0; }
.action-link.md:hover { background: #f8f0e8; border-color: #d8c8c0; }
.action-link.source { background: var(--bg-primary); color: var(--text-primary); border-color: var(--border-color); }
.action-link.source:hover { background: var(--border-lighter); border-color: var(--border-light); }
[data-theme="dark"] .action-link.html { background: #1a2535; color: #7ba0d0; border-color: #2a3a4a; }
[data-theme="dark"] .action-link.html:hover { background: #253545; border-color: #3a4a5a; }
[data-theme="dark"] .action-link.md { background: #35251a; color: #d0b07a; border-color: #4a3a2a; }
[data-theme="dark"] .action-link.md:hover { background: #453525; border-color: #5a4a3a; }

/* Pagination */
.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 20px; }
.pagination button { padding: 8px 16px; }
.pagination .page-info { font-size: 14px; color: var(--text-secondary); }

/* Loading */
.loading { text-align: center; padding: 40px; color: var(--text-muted); font-size: 16px; }
.empty { text-align: center; padding: 40px; color: var(--text-muted); font-size: 16px; }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast { min-width: 300px; padding: 16px 20px; background: var(--bg-secondary); border-radius: 8px; box-shadow: var(--hover-shadow); display: flex; align-items: center; gap: 12px; animation: slideIn 0.3s ease-out; border-left: 4px solid var(--accent); transition: background 0.3s; }
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
@keyframes slideIn { from { transform: translateX(400px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Toggle Switch */
.toggle-option {
    display: flex;
    align-items: center;
    padding: 8px 0;
}
.toggle-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    user-select: none;
    width: 100%;
}
.toggle-label input[type="checkbox"] {
    display: none;
}
.toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--border-color);
    border-radius: 12px;
    transition: background 0.3s;
    flex-shrink: 0;
}
.toggle-slider::before {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    top: 2px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.toggle-label input:checked + .toggle-slider {
    background: var(--accent);
}
.toggle-label input:checked + .toggle-slider::before {
    transform: translateX(20px);
}
.toggle-label span:last-child {
    font-size: 14px;
    color: var(--text-primary);
}

/* New Item Animation */
.item-card.new-item {
    animation: slideInFromRight 0.6s ease-out;
    border-left-width: 6px;
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%) !important;
}

[data-theme="dark"] .item-card.new-item {
    background: linear-gradient(135deg, #422006 0%, #451a03 100%) !important;
}

/* Fade out the new item background after animation */
@keyframes fadeBackground {
    0% {
        background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    }
    100% {
        background: var(--bg-secondary);
    }
}

[data-theme="dark"] @keyframes fadeBackground {
    0% {
        background: linear-gradient(135deg, #422006 0%, #451a03 100%);
    }
    100% {
        background: var(--bg-secondary);
    }
}
@keyframes slideInFromRight {
    0% {
        opacity: 0;
        transform: translateX(100%);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Pull to Refresh */
.pull-to-refresh {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 0;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    overflow: hidden;
    transition: height 0.2s ease-out, background 0.3s, color 0.3s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    color: var(--text-secondary);
}
.pull-to-refresh.refreshing {
    height: 60px;
}
.pull-to-refresh-icon {
    font-size: 24px;
    transform: rotate(0deg);
    transition: transform 0.1s ease-out;
}
.pull-to-refresh.refreshing .pull-to-refresh-icon {
    animation: spin 1s linear infinite;
}
.pull-to-refresh-text {
    margin-left: 12px;
    font-size: 14px;
    font-weight: 500;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}