:root {
    /* Base Theme (Dark - Default) */
    --bg-base: #121212;
    --bg-surface: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #888888;
    --border-subtle: #2A2A2A;
    
    /* Dynamic Accent (Default to Code Warlock purple) */
    --accent: #A855F7;
    
    /* Layout & Constants */
    --font-main: 'Outfit', 'Inter', sans-serif;
    --radius-small: 4px;
    --transition-fast: 0.15s linear;

    /* Legacy Aliases for Compatibility */
    --bg-color: var(--bg-base);
    --accent-color: var(--accent);
    --accent-secondary: color-mix(in srgb, var(--accent), #fff 25%);
    --accent-glow: color-mix(in srgb, var(--accent), transparent 70%);
    --transition: var(--transition-fast);

    /* Dynamic Theme Placeholders (Now linked to semantic variables) */
    --color-1: var(--bg-base);
    --color-2: var(--accent);
    --color-3: var(--bg-surface);
    --color-4: var(--border-subtle);
    --color-5: var(--bg-base);

    /* Legacy Glass/Card variables (to be refactored in Task 4) */
    --card-bg: rgba(30, 30, 30, 0.8);
    --card-border: var(--border-subtle);
    --card-blur: blur(8px);
}

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

/* Base resets */
body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

.color-input {
    width: 100%;
    height: 40px;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    cursor: text;
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 0 0.5rem;
    font-family: monospace;
    font-weight: bold;
    text-transform: uppercase;
    text-align: center;
    transition: var(--transition);
}

.container {
    width: 100%;
    max-width: 1900px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

/* Header & Clock */
header {
    text-align: center;
    margin-top: 4rem;
    animation: fadeInDown 0.8s ease-out;
    margin-bottom: 1rem;
}

.clock-section {
    text-align: center;
}

.greeting {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.clock {
    margin-top: 0.5rem;
    font-size: 6rem;
    font-weight: 700;
    letter-spacing: -2px;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.date {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.network-info {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-family: monospace;
    opacity: 0.8;
    transition: var(--transition);
}

.network-info:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* Search Bar */
.search-container {
    width: 100%;
    max-width: 700px;
    position: relative;
    animation: fadeIn 1s ease-out 0.2s backwards;
}

.search-input {
    width: 100%;
    padding: 1.25rem 3rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-small);
    color: var(--text-primary);
    font-size: 1.1rem;
    font-family: var(--font-main);
    transition: var(--transition);
    outline: none;
}

.search-input:focus {
    border-color: var(--accent);
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.2rem;
}

/* Filters */
.filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeIn 1s ease-out 0.3s backwards;
}

.filter-pill {
    padding: 0.5rem 1.25rem;
    background: var(--bg-surface);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-small);
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    /* Removed backdrop-filter for performance - multiple buttons don't need individual GPU layers */
}

.filter-pill:hover {
    background: color-mix(in srgb, var(--accent-color), transparent 70%);
    color: var(--text-primary);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.filter-pill.active {
    background: var(--accent-color);
    color: var(--color-1);
    border-color: var(--accent-color);
}

/* Links Grid */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1.5rem;
    width: 100%;
    animation: slideUp 0.8s ease-out 0.4s backwards;
}

.link-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-small);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    text-decoration: none;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    /* Removed backdrop-filter for performance - 50+ cards don't need individual GPU layers */
    aspect-ratio: 1;
    transform: translateY(0);
}

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

.link-icon {
    font-size: 2.5rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.link-favicon {
    width: 2.5rem;
    height: 2.5rem;
    object-fit: contain;
    transition: var(--transition);
}

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

.link-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
    text-align: center;
}

.link-card:hover .link-title {
    color: var(--text-primary);
}

.delete-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

.edit-btn {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    background: color-mix(in srgb, var(--accent-color), transparent 80%);
    color: var(--accent-color);
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

.link-card:hover .delete-btn,
.link-card:hover .edit-btn {
    opacity: 1;
}

.delete-btn:hover {
    background: #ef4444;
    color: white;
}

.edit-btn:hover {
    background: var(--accent-color);
    color: var(--color-1);
}

/* Add Button & Settings - Collapsible Menu */
.controls {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    z-index: 100;
}

/* Menu Items Container */
.fab-menu-items {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    opacity: 0;
    pointer-events: none;
    transform: translateX(20px);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* When menu is open */
.controls.menu-open .fab-menu-items {
    opacity: 1;
    pointer-events: all;
    transform: translateX(0);
}

/* Stagger animation for menu items */
.controls.menu-open .fab-menu-items .fab:nth-child(1) {
    transition-delay: 0.05s;
}

.controls.menu-open .fab-menu-items .fab:nth-child(2) {
    transition-delay: 0.1s;
}

.controls.menu-open .fab-menu-items .fab:nth-child(3) {
    transition-delay: 0.15s;
}

.controls.menu-open .fab-menu-items .fab:nth-child(4) {
    transition-delay: 0.2s;
}

.controls.menu-open .fab-menu-items .fab:nth-child(5) {
    transition-delay: 0.25s;
}

.controls.menu-open .fab-menu-items .fab:nth-child(6) {
    transition-delay: 0.3s;
}

.fab {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-small);
    border: none;
    background: var(--accent);
    color: var(--color-1);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab:hover {
    background: var(--accent-secondary);
}

/* Main menu toggle button */
.fab-menu-toggle {
    background: var(--accent);
}

.fab-menu-toggle:hover {
    transform: rotate(90deg);
}

/* Rotate icon when menu is open */
.controls.menu-open .fab-menu-toggle {
    transform: rotate(45deg);
    background: var(--accent-secondary);
}

.controls.menu-open .fab-menu-toggle:hover {
    transform: rotate(45deg);
}

.fab-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.fab-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-color);
}

/* Side Panel Toggle Buttons */
.side-panel-toggles {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 900;
    pointer-events: none;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 1rem;
}

.side-toggle {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
    opacity: 0.7;
}

.side-toggle:hover {
    opacity: 1;
    background: var(--accent);
    color: var(--color-1);
    border-color: var(--accent);
}

.side-toggle-left {
    margin-left: 0;
}

.side-toggle-right {
    margin-right: 0;
}

/* Hide toggles on MindNode page */
.mindnode-active .side-panel-toggles {
    display: none;
}

/* Column hidden state */
.left-column.hidden {
    display: none;
}

.right-column.hidden {
    display: none;
}

/* Toggle button rotation when panel is hidden */
.side-toggle.panel-hidden {
    opacity: 0.5;
    background: color-mix(in srgb, var(--color-4), transparent 80%);
    border-color: color-mix(in srgb, var(--color-4), transparent 70%);
}

.side-toggle.panel-hidden:hover {
    opacity: 1;
    background: var(--color-4);
    color: white;
}

/* Mobile adjustments */
@media (max-width: 900px) {
    .side-panel-toggles {
        top: auto;
        bottom: 5rem;
        transform: none;
        padding: 0 1rem;
    }

    .side-toggle {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--bg-surface);
    border: 1px solid var(--card-border);
    padding: 2rem;
    border-radius: var(--radius-small);
    width: 90%;
    max-width: 400px;
    animation: modalSlideUp 0.25s ease;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

#settingsModal .modal {
    max-width: 900px;
    width: 95%;
}

.settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .settings-grid {
        grid-template-columns: 1fr;
    }
}


.modal h2 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 0.75rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-small);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
    /* Removed backdrop-filter - inputs are inside modals that already have backdrop-filter */
}

/* Native <select> ignores rgba backgrounds in the option list — use solid dark fallback */
select.form-input {
    background: #1e293b;
    background-color: #1e293b;
}

select.form-input option {
    background: #1e293b;
    background-color: #1e293b;
    color: #f8fafc;
}

.form-input:focus {
    border-color: var(--accent-color);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-cancel {
    background: transparent;
    color: var(--text-secondary);
}

.btn-cancel:hover {
    color: var(--text-primary);
}

.btn-save {
    background: var(--accent-color);
    color: var(--color-1);
    box-shadow: 0 0 10px var(--accent-glow);
}

.btn-save:hover {
    background: var(--accent-color);
    box-shadow: 0 0 25px var(--accent-glow), 0 0 50px color-mix(in srgb, var(--accent-color), transparent 60%);
    transform: translateY(-2px);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .clock {
        font-size: 4rem;
    }

    .links-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .links-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .clock {
        font-size: 3rem;
    }
}

.filter-pill.drag-over-cat {
    background: var(--accent-color);
    color: var(--color-1);
    transform: scale(1.1);
    box-shadow: 0 0 15px var(--accent-glow);
    border-color: #fff;
}

/* Pomodoro Styles */
.btn-icon {
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon:hover {
    background: var(--accent-color);
    color: var(--color-1);
    border-color: var(--accent-color);
    transform: scale(1.1);
}

/* Pomodoro Toast Notification */
.pomo-toast {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--bg-surface);
    border: 1px solid var(--accent-color);
    border-radius: var(--radius-small);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 500;
    z-index: 10000;
    animation: toastSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-width: 768px) {
    .header-content {
        gap: 2rem !important;
        flex-direction: column;
    }

    #pomoTimer {
        font-size: 3rem !important;
    }

    .pomo-toast {
        top: auto;
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
    }
}

/* Icon Picker */
.icon-picker-wrapper {
    position: relative;
}

.icon-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    max-height: 320px;
    overflow-y: auto;
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
}

.icon-option {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.2rem;
}

.icon-option:hover {
    background: color-mix(in srgb, var(--accent-color), transparent 80%);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: scale(1.15);
    box-shadow: 0 0 15px var(--accent-glow);
}

.icon-option.selected {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--color-1);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Scrollbar for icon picker */
.icon-picker::-webkit-scrollbar {
    width: 6px;
}

.icon-picker::-webkit-scrollbar-track {
    background: transparent;
}

.icon-picker::-webkit-scrollbar-thumb {
    background: var(--card-border);
    border-radius: 3px;
}

.icon-picker::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Theme Selector Enhancements */
#themePresetSelector {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: var(--transition);
}

#themePresetSelector:hover {
    border-color: var(--accent-color);
}

#themePresetSelector:focus {
    border-color: var(--accent-color);
}

/* Theme Toggle Checkboxes */
input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--card-border);
    border-radius: var(--radius-small);
    background: var(--card-bg);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

input[type="checkbox"]:hover {
    border-color: var(--accent-color);
}

input[type="checkbox"]:checked {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    color: var(--color-1);
    font-size: 14px;
    font-weight: bold;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Theme Option Cards */
.theme-option-cards {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.theme-option-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.theme-option-card:hover {
    border-color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color), transparent 90%);
}

.theme-option-card:has(input:checked) {
    border-color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color), transparent 88%);
}

.theme-option-card-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.theme-option-card-icon.time-icon {
    background: color-mix(in srgb, #f59e0b, transparent 75%);
    color: #f59e0b;
}

.theme-option-card-icon.weather-icon {
    background: color-mix(in srgb, #38bdf8, transparent 75%);
    color: #38bdf8;
}

.theme-option-card-icon.class-icon {
    background: color-mix(in srgb, #a855f7, transparent 75%);
    color: #a855f7;
}

.theme-option-card-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
}

.theme-option-card-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.theme-option-card-desc {
    font-size: 0.72rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Toggle Switch inside cards */
.theme-toggle-switch {
    position: relative;
    flex-shrink: 0;
}

.theme-toggle-switch input[type="checkbox"] {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
    appearance: none;
    border: none;
    background: none;
    box-shadow: none;
}

.theme-toggle-track {
    display: block;
    width: 36px;
    height: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-small);
    position: relative;
    transition: var(--transition);
    cursor: pointer;
}

.theme-toggle-track::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 2px;
    background: var(--text-secondary);
    top: 3px;
    left: 3px;
    transition: var(--transition);
}

.theme-toggle-switch input:checked + .theme-toggle-track {
    background: var(--accent-color);
}

.theme-toggle-switch input:checked + .theme-toggle-track::after {
    left: 19px;
    background: var(--color-1);
}

/* Per-card accent colors for active toggle */
.theme-option-card:has(.time-icon) input:checked + .theme-toggle-track {
    background: #f59e0b;
}

.theme-option-card:has(.weather-icon) input:checked + .theme-toggle-track {
    background: #38bdf8;
}

.theme-option-card:has(.class-icon) input:checked + .theme-toggle-track {
    background: #a855f7;
}

/* Smooth color transitions */
body,
.link-card,
.filter-pill,
.fab,
.search-input,
.modal,
.btn-save {
    transition: background-color 800ms cubic-bezier(0.4, 0, 0.2, 1),
                border-color 800ms cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 800ms cubic-bezier(0.4, 0, 0.2, 1),
                color 800ms cubic-bezier(0.4, 0, 0.2, 1);
}

body.light-mode {
    --bg-base: #FDFDFD;
    --bg-surface: #F0F0F0;
    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --border-subtle: #E0E0E0;
    --card-bg: rgba(240, 240, 240, 0.8);
    color-scheme: light;
}

body.light-mode .content--canvas {
    background-color: var(--bg-base);
    background-image:
        repeating-linear-gradient(
            45deg,
            rgba(0, 0, 0, 0.05) 0px,
            rgba(0, 0, 0, 0.05) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            -45deg,
            rgba(0, 0, 0, 0.05) 0px,
            rgba(0, 0, 0, 0.05) 1px,
            transparent 1px,
            transparent 40px
        );
}

body.light-mode .modal,
body.light-mode .auth-card {
    background: #FFFFFF;
}

body.light-mode .link-card {
    background: rgba(0, 0, 0, 0.03);
}

body.light-mode .link-card:hover {
    background: color-mix(in srgb, var(--accent-color), transparent 92%);
}

/* 4K / Ultrawide Optimization */
@media (min-width: 2500px) {
    .container {
        max-width: 3820px;
    }

    html {
        font-size: 20px;
    }

    .layout-grid {
        gap: 4rem;
    }

    .side-column,
    .left-column,
    .right-column {
        width: 700px;
    }

    .links-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 2rem;
    }

    .search-container {
        max-width: 800px;
    }

    .link-card {
        padding: 2rem;
        border-radius: var(--radius-small);
    }

    .link-icon {
        font-size: 3.5rem;
    }

    .scratchpad-editor {
        min-height: 550px;
    }

    .todo-widget {
        max-height: 85vh;
    }
}
/* User Badge - Clickable Profile */
.user-badge {
    transition: var(--transition);
}

.user-badge:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.1);
}

/* =========================================================================
   Background: Diagonal Grid + Shimmer
   ========================================================================= */

.content--canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-color: var(--color-1);
    background-image:
        repeating-linear-gradient(
            45deg,
            rgba(255, 255, 255, 0.055) 0px,
            rgba(255, 255, 255, 0.055) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            -45deg,
            rgba(255, 255, 255, 0.055) 0px,
            rgba(255, 255, 255, 0.055) 1px,
            transparent 1px,
            transparent 40px
        );
    overflow: hidden;
}

.bg-shimmer {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(90px);
}

.bg-shimmer-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-color), transparent 70%);
    opacity: 0.09;
    top: -150px;
    left: -150px;
    animation: bgDrift1 40s ease-in-out infinite;
}

.bg-shimmer-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-secondary), transparent 70%);
    opacity: 0.08;
    bottom: -100px;
    right: -100px;
    animation: bgDrift2 50s ease-in-out infinite;
}

.bg-shimmer-3 {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, var(--accent-color), transparent 70%);
    opacity: 0.06;
    top: 45%;
    left: 55%;
    animation: bgDrift3 45s ease-in-out infinite;
    animation-delay: -15s;
}

.bg-shimmer-4 {
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, var(--accent-secondary), transparent 70%);
    opacity: 0.055;
    top: 25%;
    left: 5%;
    animation: bgDrift4 55s ease-in-out infinite;
    animation-delay: -28s;
}

@keyframes bgDrift1 {
    0%, 100% { transform: translate(0, 0); }
    25%       { transform: translate(140px, 90px); }
    50%       { transform: translate(70px, 220px); }
    75%       { transform: translate(200px, 110px); }
}

@keyframes bgDrift2 {
    0%, 100% { transform: translate(0, 0); }
    30%       { transform: translate(-110px, -70px); }
    60%       { transform: translate(-55px, -200px); }
    80%       { transform: translate(-140px, -90px); }
}

@keyframes bgDrift3 {
    0%, 100% { transform: translate(0, 0); }
    35%       { transform: translate(-90px, 110px); }
    70%       { transform: translate(100px, 60px); }
}

@keyframes bgDrift4 {
    0%, 100% { transform: translate(0, 0); }
    40%       { transform: translate(110px, -90px); }
    80%       { transform: translate(55px, 130px); }
}

0%       { transform: translate(55px, 130px); }
}

; }
    80%       { transform: translate(55px, 130px); }
}

 }
    80%       { transform: translate(55px, 130px); }
}

x, -90px); }
    80%       { transform: translate(55px, 130px); }
}

0%       { transform: translate(55px, 130px); }
}

; }
    80%       { transform: translate(55px, 130px); }
}

 }
    80%       { transform: translate(55px, 130px); }
}