:root {
    --bg-color: #f4f6f8;
    --text-color: #333333;
    --card-bg: rgba(255, 255, 255, 0.7);
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --card-hover-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --border-color: rgba(229, 231, 235, 0.5);
    --modal-overlay: rgba(255, 255, 255, 0.6);
    --focus-ring: rgba(59, 130, 246, 0.15);
}

[data-theme="dark"] {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --card-bg: rgba(30, 41, 59, 0.7);
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --primary-color: #3b82f6;
    --primary-hover: #60a5fa;
    --border-color: rgba(51, 65, 85, 0.5);
    --modal-overlay: rgba(0, 0, 0, 0.7);
    --focus-ring: rgba(255, 255, 255, 0.1);
    color-scheme: dark;
    /* Force native UI controls (like select dropdowns) to use dark theme */
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Override default browser bright blue focus rings */
a:focus,
button:focus,
input:focus,
select:focus,
[tabindex]:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 8px;
    /* Globally soften any hard corners that might appear when focused */
}

[data-theme="dark"] :focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.5);
}

/* Explicitly remove focus outline for the large spotlight input since it's meant to look borderless */
.spotlight-input:focus-visible {
    outline: none;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    background-image: radial-gradient(var(--border-color) 1px, transparent 1px);
    background-size: 24px 24px;
}

.container {
    width: 100%;
    max-width: 1200px;
    height: 100vh;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin-bottom: 2rem;
    flex-shrink: 0;
}

.clock {
    font-size: 5rem;
    font-weight: 600;
    letter-spacing: -2px;
    user-select: none;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    font-variant-numeric: tabular-nums;
    /* Keeps digits aligned */
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tz-select {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-family: inherit;
    outline: none;
    cursor: pointer;
    backdrop-filter: blur(8px);
    box-shadow: var(--card-shadow);
    transition: all 0.2s;
    appearance: none;
    -webkit-appearance: none;
    padding-right: 2rem;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>');
    background-repeat: no-repeat;
    background-position: right 0.7rem center;
    background-size: 1em;
}

[data-theme="dark"] .tz-select {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23f8fafc" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>');
}

.tz-select:hover {
    box-shadow: var(--card-hover-shadow);
    border-color: var(--border-color);
}

.icon-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    padding: 0.6rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    backdrop-filter: blur(8px);
    box-shadow: var(--card-shadow);
}

.icon-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--card-hover-shadow);
}

.icon-btn.small {
    padding: 0.4rem;
    border-radius: 8px;
}

.dashboard {
    display: flex;
    gap: 2rem;
    flex: 1;
    min-height: 0;
    /* Important for inner scrolling */
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--card-shadow);
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    opacity: 0.8;
}

.category-list {
    list-style: none;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-right: 0.5rem;
}

.category-list::-webkit-scrollbar {
    width: 4px;
}

.category-list::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

.category-item {
    padding: 0.75rem 1rem;
    border-radius: 12px;
    cursor: grab;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
    transition: all 0.2s;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-item:active {
    cursor: grabbing;
}

.category-item:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .category-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.category-item.active {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .category-item.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.category-item.dragging {
    opacity: 0.5;
    background-color: var(--border-color);
}

.category-count {
    font-size: 0.75rem;
    background: var(--border-color);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    opacity: 0.8;
}

.category-item.active .category-count {
    background: rgba(255, 255, 255, 0.2);
}

/* Main Content Area */
.content-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    position: relative;
}

.content-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: rgba(255, 255, 255, 0.3);
    z-index: 10;
}

[data-theme="dark"] .content-header {
    background-color: rgba(30, 41, 59, 0.3);
}

.content-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.scroll-container {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

.scroll-container::-webkit-scrollbar {
    width: 8px;
}

.scroll-container::-webkit-scrollbar-track {
    background: transparent;
}

.scroll-container::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
}

.bookmarks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem;
    width: 100%;
    align-content: start;
}

.bookmark-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: grab;
    box-shadow: var(--card-shadow);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: var(--text-color);
    user-select: none;
    background-color: var(--bg-color);
    /* Contrast against content-area */
    min-height: 110px;
}

.bookmark-card:active {
    cursor: grabbing;
}

.bookmark-card.dragging {
    opacity: 0.4;
    transform: scale(0.95);
    border-style: dashed;
}

.bookmark-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow);
    background-color: rgba(255, 255, 255, 0.9);
    border-color: var(--primary-color);
}

[data-theme="dark"] .bookmark-card:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.bookmark-title {
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-color);
}

.bookmark-desc {
    font-size: 0.85rem;
    color: var(--text-color);
    opacity: 0.6;
    text-align: left;
    width: 100%;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    /* explicitly define standard property for browser compatibility */
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.add-btn {
    border: 2px dashed var(--border-color);
    background: transparent;
    box-shadow: none;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    cursor: pointer;
}

.add-btn .bookmark-title {
    text-align: center;
    white-space: normal;
    font-weight: 500;
}

.add-btn:hover {
    opacity: 1;
    border-style: solid;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--modal-overlay);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 100;
}

.modal-overlay:not([aria-hidden="true"]) {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--card-hover-shadow);
    transform: scale(0.95) translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay:not([aria-hidden="true"]) .modal {
    transform: scale(1) translateY(0);
}

/* Spotlight Search */
.spotlight-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--modal-overlay);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 500;
}

.spotlight-overlay:not([aria-hidden="true"]) {
    opacity: 1;
    pointer-events: auto;
}

.spotlight {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: scale(0.95) translateY(-20px);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.spotlight-overlay:not([aria-hidden="true"]) .spotlight {
    transform: scale(1) translateY(0);
}

.spotlight-header {
    display: flex;
    align-items: center;
    padding: 1.2rem 1.5rem;
    gap: 1rem;
    position: relative;
}

.engine-selector-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 12px;
    /* Smoother curve */
    background: transparent;
    /* Remove hard background */
    border: 1px solid transparent;
    flex-shrink: 0;
    overflow: hidden;
    transition: all 0.2s;
}

.engine-selector-wrapper:hover,
.engine-selector-wrapper:focus-within {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    /* Gentle lift effect instead of harsh border */
}

.engine-icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
    pointer-events: none;
    z-index: 10;
}

.engine-select {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 20;
}

.spotlight-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1.15rem;
    /* Adjusted for finer aesthetic */
    color: var(--text-color);
    font-family: inherit;
    font-weight: 400;
    outline: none;
    padding: 0;
    width: 100%;
}

.spotlight-input::placeholder {
    color: var(--text-color);
    opacity: 0.4;
    font-weight: 400;
}

.spotlight-hints {
    display: flex;
    justify-content: flex-end;
    gap: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(0, 0, 0, 0.03);
    border-top: 1px solid var(--border-color);
    font-size: 0.75rem;
    color: var(--text-color);
    opacity: 0.6;
}

[data-theme="dark"] .spotlight-hints {
    background: rgba(255, 255, 255, 0.03);
}

kbd {
    background-color: var(--border-color);
    border-radius: 4px;
    padding: 0.2rem 0.4rem;
    font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.7rem;
    font-weight: 600;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    background: var(--border-color);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    cursor: pointer;
    transition: opacity 0.2s;
    opacity: 0.7;
}

.close-btn:hover {
    opacity: 1;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-color);
    opacity: 0.8;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-color);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
    -webkit-appearance: none;
}

/* Add custom arrow for select */
.form-group select {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="gray" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

[data-theme="dark"] .form-group select {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23f8fafc" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>');
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--text-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    /* Lift effect instead of halo */
    outline: none !important;
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group select:focus {
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

[data-theme="dark"] .btn-primary {
    background-color: rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

[data-theme="dark"] .btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Context Menu */
.context-menu {
    position: fixed;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--card-hover-shadow);
    padding: 0.5rem;
    display: none;
    flex-direction: column;
    min-width: 150px;
    z-index: 200;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.context-menu.visible {
    display: flex;
    animation: fadeIn 0.1s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.context-menu button {
    background: none;
    border: none;
    padding: 0.75rem 1rem;
    text-align: left;
    cursor: pointer;
    color: var(--text-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s;
}

.context-menu button:hover {
    background-color: var(--border-color);
}

.context-menu button.danger {
    color: var(--danger-color);
}

.context-menu button.danger:hover {
    background-color: rgba(239, 68, 68, 0.1);
}

/* Toast Notification (Plugin Sync) */
.toast-container {
    position: fixed;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.toast-container:not([aria-hidden="true"]) {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
}

.toast-icon.spinning {
    animation: spin 2s linear infinite;
    color: var(--primary-color);
}

@keyframes spin {
    100% {
        transform: rotate(360deg);
    }
}

.toast-success {
    color: #10b981;
}