/**
 * Gnome 42 Inspired Homepage Styles
 * Minimalist design with soft shadows, rounded elements, and calm colors
 */

/* ==================== CSS Variables ==================== */
:root {
    /* Light theme colors */
    --bg-primary: #f6f5f4;
    --bg-secondary: #ffffff;
    --bg-tertiary: #fafafa;
    --text-primary: #3d3846;
    --text-secondary: #77767b;
    --accent: #3584e4;
    --accent-hover: #1c71d8;
    --border: #deddda;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --shadow-hover: rgba(0, 0, 0, 0.12);
    --success: #33d17a;
    --warning: #f6d32d;
    --danger: #e01b24;
    --overlay: rgba(0, 0, 0, 0.4);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 150ms ease-out;
    --transition-normal: 200ms ease-out;
    --transition-slow: 300ms ease-out;

    /* Font */
    --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Dark theme */
[data-theme="dark"] {
    --bg-primary: #1e1e1e;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #383838;
    --text-primary: #ffffff;
    --text-secondary: #9a9996;
    --accent: #3584e4;
    --accent-hover: #62a0ea;
    --border: #404040;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --shadow-hover: rgba(0, 0, 0, 0.4);
    --overlay: rgba(0, 0, 0, 0.6);
}

/* ==================== Reset & Base ==================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ==================== Background ==================== */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: opacity var(--transition-normal);
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    opacity: 0.9;
    transition: opacity var(--transition-normal);
}

/* ==================== App Container ==================== */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

/* ==================== Header ==================== */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 8px var(--shadow-color);
    margin-bottom: var(--space-xl);
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Search */
.search-wrapper {
    position: relative;
    flex: 1;
    max-width: 500px;
    min-width: 280px;
}

.search-container {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
}

.search-engine-select {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 32px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
    flex-shrink: 0;
}

.search-engine-select:hover {
    background: var(--border);
}

.search-engine-select img {
    width: 18px;
    height: 18px;
    border-radius: 4px;
}

.search-engine-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px var(--shadow-hover);
    padding: var(--space-xs);
    z-index: 100;
    display: none;
    min-width: 200px;
}

.search-engine-dropdown.show {
    display: block;
}

.search-engine-option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.search-engine-option:hover {
    background: var(--bg-tertiary);
}

.search-engine-option img {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

.search-engine-option span {
    flex: 1;
    font-size: 14px;
}

.search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: var(--space-sm) var(--space-md);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    min-width: 0;
}

.search-input::placeholder {
    color: var(--text-secondary);
}

.search-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: color var(--transition-fast), background var(--transition-fast);
    flex-shrink: 0;
}

.search-submit-btn:hover {
    background: var(--accent);
    color: white;
}

.search-suggestions {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px var(--shadow-hover);
    max-height: 300px;
    overflow-y: auto;
    z-index: 99;
    display: none;
}

.search-suggestions.show {
    display: block;
}

.suggestion-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.suggestion-item:hover {
    background: var(--bg-tertiary);
}

.suggestion-text {
    flex: 1;
    font-size: 14px;
}

.header-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Edit mode toggle button */
.btn-edit-mode {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.btn-edit-mode:hover {
    background: var(--border);
    color: var(--text-primary);
}

.btn-edit-mode.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* ==================== Main Content ==================== */
.main-content {
    flex: 1;
    position: relative;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(140px, 1fr));
    gap: var(--space-md);
    padding: var(--space-md);
    grid-auto-flow: row;
    grid-auto-rows: minmax(160px, auto);
}

/* Grid cell placeholders in edit mode */
.grid-cell {
    border: 2px dashed rgba(119, 118, 123, 0.25);
    border-radius: var(--radius-xl);
    min-height: 160px;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

body.edit-mode .cards-grid {
    position: relative;
}

body.edit-mode .grid-cell {
    display: block;
    z-index: 5;
    position: relative;
}

body.edit-mode .card {
    z-index: 10;
    position: relative;
}

body.edit-mode .grid-cell.cell-highlight {
    border-color: var(--accent);
    background: rgba(53, 132, 228, 0.12);
    z-index: 15;
}

.grid-cell {
    display: none;
}

/* Card sizes for grid — use explicit grid-column/row from data attrs set by JS */
.card {
    min-height: 140px;
    transition: grid-column var(--transition-normal), grid-row var(--transition-normal);
}

/* ==================== Cards ==================== */
/* Default: hide edit-mode elements */
.card-menu-btn {
    display: none;
}

.card {
    cursor: default;
}

/* Edit mode: show edit elements */
body.edit-mode .card-menu-btn {
    display: flex;
}

body.edit-mode .card {
    cursor: grab;
}

/* Edit mode FAB visibility */
.btn-add-card-fab {
    display: none !important;
}

body.edit-mode .btn-add-card-fab {
    display: flex !important;
}

.card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: 0 2px 8px var(--shadow-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    user-select: none;
}

.card:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 24px var(--shadow-hover);
    text-decoration: none;
}

.card:active {
    cursor: grabbing;
}

.card.dragging {
    opacity: 0.5;
    transform: scale(0.95);
}

.card.drag-over {
    border-top: 3px solid var(--accent);
}

/* Card menu button (three dots) */
.card-menu-btn {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
    z-index: 10;
    border: none;
    cursor: pointer;
}

.card:hover .card-menu-btn {
    opacity: 1;
}

.card-menu-btn:hover {
    background: var(--accent);
    color: white;
}

/* Card dropdown menu */
.card-dropdown {
    position: absolute;
    top: 40px;
    right: var(--space-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 32px var(--shadow-hover);
    padding: var(--space-xs);
    z-index: 20;
    display: flex;
    flex-direction: column;
    min-width: 120px;
}

.card-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-xs, 4px);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    transition: background var(--transition-fast);
    white-space: nowrap;
}

.card-dropdown-item:hover {
    background: var(--bg-tertiary);
}

.card-dropdown-item--danger {
    color: var(--danger);
}

.card-dropdown-item--danger:hover {
    background: rgba(224, 27, 36, 0.1);
}

.card-dropdown-item svg {
    flex-shrink: 0;
}

.card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.card-icon.default {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.card-title {
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    color: var(--text-primary);
    line-height: 1.3;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* Add Card Button - FAB */
.btn-fab {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 16px rgba(53, 132, 228, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    z-index: 100;
}

.btn-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(53, 132, 228, 0.5);
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.btn:active {
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--border);
}

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

.btn-danger:hover:not(:disabled) {
    background: #c01020;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-toggle {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-toggle:first-child {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.btn-toggle:last-child {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.btn-toggle.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* ==================== Modals ==================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    padding: var(--space-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-small {
    max-width: 360px;
}

.modal-card {
    max-width: 520px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-body {
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-top: 1px solid var(--border);
    gap: var(--space-md);
}

.modal-footer-right {
    display: flex;
    gap: var(--space-sm);
    margin-left: auto;
}

/* ==================== Forms ==================== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(53, 132, 228, 0.15);
}

.form-input::placeholder {
    color: var(--text-secondary);
}

.form-input-short {
    width: 80px;
    max-width: 80px;
}

.grid-pos-group {
    display: flex;
    gap: var(--space-md);
}

.grid-pos-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.grid-pos-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Drag & drop highlights */
.cell-highlight {
    background: var(--accent) !important;
    border: 2px dashed var(--accent) !important;
    border-radius: var(--radius-lg);
    opacity: 0.4;
}

.card.drag-over {
    border: 2px dashed var(--accent) !important;
}



/* URL input group with fetch button */
.url-input-group {
    display: flex;
    gap: var(--space-sm);
}

.url-input-group .form-input {
    flex: 1;
}

.btn-fetch-icon {
    flex-shrink: 0;
    padding: var(--space-sm) var(--space-md);
    font-size: 16px;
}

.btn-fetch-icon:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Image Upload */
.image-upload {
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.image-upload:hover {
    border-color: var(--accent);
    background: rgba(53, 132, 228, 0.05);
}

.upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
}

.upload-placeholder svg {
    opacity: 0.5;
}

.upload-placeholder span {
    font-size: 14px;
}

.upload-preview {
    position: relative;
}

.upload-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.upload-preview-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
}

.upload-preview-icon img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    object-fit: contain;
    display: block;
}

.btn-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--danger);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.upload-preview:hover .btn-remove {
    opacity: 1;
}

/* Slider */
.slider-container {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    border-radius: 3px;
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(53, 132, 228, 0.4);
    transition: transform var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    border: none;
}

.slider-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 40px;
}

/* Toggle Group */
.toggle-group {
    display: flex;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
}

/* Size Selector */
.size-selector {
    display: flex;
    gap: var(--space-sm);
}

.size-btn {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.size-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.size-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* Button Group */
.button-group {
    display: flex;
    gap: var(--space-sm);
}

/* ==================== Toast ==================== */
.toast {
    position: fixed;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px var(--shadow-hover);
    z-index: 2000;
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast-message {
    font-size: 14px;
}

/* ==================== Empty State ==================== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    color: var(--text-secondary);
    text-align: center;
    grid-column: 1 / -1;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
    margin-bottom: var(--space-md);
}

/* ==================== Responsive ==================== */

/* --- Tablet (up to 1024px) --- */
@media (max-width: 1024px) {
    .app-container {
        max-width: 100%;
        padding: var(--space-lg) var(--space-md);
    }

    .cards-grid {
        grid-template-columns: repeat(4, minmax(140px, 1fr));
        padding: var(--space-sm);
    }

    .card[data-size="2x1"] { grid-column: span 2 !important; }
    .card[data-size="2x2"] { grid-column: span 2 !important; }
    .card[data-size="1x2"] { min-height: 160px; }
}

/* --- Small tablet / Large phone (up to 768px) --- */
@media (max-width: 768px) {
    .app-container {
        padding: var(--space-md);
        padding-top: env(safe-area-inset-top, var(--space-md));
        padding-bottom: env(safe-area-inset-bottom, var(--space-md));
    }

    .header {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-md);
        gap: var(--space-sm);
        margin-bottom: var(--space-lg);
    }

    .search-wrapper {
        width: 100%;
        max-width: none;
        min-width: 0;
    }

    .search-container {
        padding: var(--space-xs) var(--space-sm);
    }

    .search-engine-select {
        width: 40px;
        height: 36px;
    }

    .search-engine-select img {
        width: 20px;
        height: 20px;
    }

    .search-input {
        padding: var(--space-sm);
        font-size: 15px;
    }

    .search-submit-btn {
        width: 36px;
        height: 36px;
    }

    .header-actions {
        width: 100%;
        justify-content: center;
        gap: var(--space-md);
    }

    .btn-edit-mode span {
        display: inline;
    }

    .cards-grid {
        grid-template-columns: repeat(3, minmax(120px, 1fr));
        gap: var(--space-sm);
        padding: var(--space-sm) 0;
        grid-auto-rows: minmax(140px, auto);
    }

    /* Reset desktop positions — let cards flow naturally */
    .card {
        grid-column: auto !important;
        grid-row: auto !important;
    }

    .card[data-size="2x1"] { grid-column: span 2 !important; }
    .card[data-size="2x2"] { grid-column: span 2 !important; }
    .card[data-size="1x2"] { grid-column: span 1 !important; }

    .card {
        min-height: 120px;
        padding: var(--space-md);
    }

    .card-icon {
        width: 40px;
        height: 40px;
        margin-bottom: var(--space-sm);
    }

    .card-title {
        font-size: 13px;
    }

    /* Show card menu button in edit mode on touch devices */
    body.edit-mode .card-menu-btn {
        width: 32px;
        height: 32px;
        opacity: 1;
        display: flex;
    }

    /* Hide in view mode */
    body:not(.edit-mode) .card-menu-btn {
        opacity: 0 !important;
        display: none;
    }

    .btn-fab {
        bottom: calc(var(--space-lg) + env(safe-area-inset-bottom, 0px));
        right: var(--space-lg);
        width: 52px;
        height: 52px;
    }

    .modal {
        max-width: 95vw;
        max-height: 90vh;
        border-radius: var(--radius-md);
    }

    .modal-card {
        max-width: 95vw;
    }

    .modal-header {
        padding: var(--space-md);
    }

    .modal-body {
        padding: var(--space-md);
    }

    .modal-footer {
        padding: var(--space-md);
        flex-wrap: wrap;
    }

    .size-selector {
        flex-wrap: wrap;
    }

    .size-btn {
        flex: 0 0 calc(50% - var(--space-xs));
    }

    .empty-state {
        padding: var(--space-xl);
    }

    .empty-state p {
        font-size: 14px;
    }

    .toast {
        left: var(--space-md);
        right: var(--space-md);
        width: auto;
        max-width: calc(100vw - var(--space-xl));
        text-align: center;
    }
}

/* --- Phone (up to 480px) --- */
@media (max-width: 480px) {

    /* --- Header compact --- */
    .app-container {
        padding: 10px;
        padding-top: env(safe-area-inset-top, 10px);
        padding-bottom: env(safe-area-inset-bottom, 10px);
    }

    .header {
        padding: 10px;
        margin-bottom: 14px;
        border-radius: var(--radius-md);
    }

    .search-wrapper {
        min-width: 0;
    }

    .search-container {
        padding: 4px;
    }

    .search-engine-select {
        width: 36px;
        height: 34px;
    }

    .search-engine-select img {
        width: 18px;
        height: 18px;
    }

    .search-input {
        padding: 8px 6px;
        font-size: 14px;
    }

    .search-submit-btn {
        width: 34px;
        height: 34px;
        min-width: 34px;
    }

    .header-actions {
        gap: var(--space-sm);
    }

    .btn-edit-mode {
        padding: var(--space-xs) var(--space-sm);
        font-size: 13px;
    }

    .btn-edit-mode svg {
        width: 16px;
        height: 16px;
    }

    .btn-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
    }

    /* --- 2-column grid with spacious cards --- */
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 8px 2px;
        grid-auto-rows: auto;
    }

    /* Reset desktop positions — let cards flow naturally */
    .card {
        grid-column: auto !important;
        grid-row: auto !important;
    }

    .card[data-size="2x1"] { grid-column: span 2 !important; }
    .card[data-size="2x2"] { grid-column: span 2 !important; }
    .card[data-size="1x2"] { grid-column: span 1 !important; }

    .card {
        min-height: 140px;
        padding: var(--space-md);
        border-radius: var(--radius-lg);
    }

    .card-icon {
        width: 48px;
        height: 48px;
        margin-bottom: var(--space-md);
    }

    .card-title {
        font-size: 13px;
        -webkit-line-clamp: 3;
    }

    .card-menu-btn {
        width: 28px;
        height: 28px;
        top: 4px;
        right: 4px;
    }

    .card-dropdown {
        top: 36px;
        right: 4px;
        min-width: 110px;
    }

    .card-dropdown-item {
        padding: 8px 12px;
        font-size: 13px;
    }

    .btn-fab {
        bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
        right: var(--space-md);
        width: 48px;
        height: 48px;
        box-shadow: 0 4px 16px rgba(53, 132, 228, 0.5);
    }

    .btn-fab svg {
        width: 22px;
        height: 22px;
    }

    /* Modal full-screen on small phones */
    .modal-overlay {
        padding: var(--space-xs);
        align-items: flex-end;
    }

    .modal {
        max-width: 100vw;
        max-height: 95vh;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        transform: translateY(100%);
    }

    .modal-overlay.active .modal {
        transform: translateY(0);
    }

    .modal-card {
        max-width: 100vw;
        max-height: 95vh;
    }

    .modal-header {
        padding: var(--space-md);
    }

    .modal-title {
        font-size: 16px;
    }

    .modal-body {
        padding: var(--space-sm);
    }

    .modal-footer {
        padding: var(--space-md) var(--space-sm);
        flex-direction: column;
    }

    .modal-footer-right {
        margin-left: 0;
        width: 100%;
        gap: var(--space-sm);
    }

    .modal-footer-right .btn {
        flex: 1;
    }

    #card-delete-btn {
        width: 100%;
    }

    /* Form elements */
    .form-group {
        margin-bottom: var(--space-md);
    }

    .form-label {
        font-size: 13px;
    }

    .form-input {
        padding: 10px var(--space-sm);
        font-size: 15px;
    }

    .form-input-short {
        width: 70px;
        max-width: 70px;
    }

    .grid-pos-group {
        gap: var(--space-sm);
    }

    .size-btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: 13px;
    }

    .toggle-group {
        border-radius: var(--radius-sm);
    }

    .btn-toggle {
        padding: var(--space-sm) var(--space-xs);
        font-size: 13px;
    }

    .image-upload {
        padding: var(--space-md);
    }

    .upload-placeholder span {
        font-size: 13px;
    }

    .slider-container {
        gap: var(--space-sm);
    }

    .button-group {
        flex-direction: column;
    }

    .url-input-group {
        flex-direction: column;
    }

    .url-input-group .form-input {
        flex: 1;
    }

    .btn-fetch-icon {
        width: 100%;
        text-align: center;
    }

    /* Search suggestions and engine dropdown stay within bounds */
    .search-engine-dropdown {
        left: 0;
        right: 0;
        min-width: unset;
    }

    .search-suggestions {
        left: 0;
        right: 0;
    }

    /* Grid cell placeholders */
    .grid-cell {
        min-height: 130px;
    }

    /* Empty state */
    .empty-state {
        padding: var(--space-lg);
    }

    .empty-state svg {
        width: 48px;
        height: 48px;
    }

    .empty-state p {
        font-size: 14px;
    }

    .empty-state span {
        font-size: 12px !important;
    }
}

/* --- Very small phones (up to 380px) — single column list --- */
@media (max-width: 380px) {
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .card {
        min-height: 100px;
        flex-direction: row;
        justify-content: flex-start;
        gap: var(--space-md);
        padding: var(--space-md) var(--space-lg);
    }

    .card-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 0;
        flex-shrink: 0;
        border-radius: var(--radius-sm);
    }

    .card-title {
        font-size: 14px;
        text-align: left;
        -webkit-line-clamp: 2;
    }

    .card[data-size="2x1"],
    .card[data-size="2x2"],
    .card[data-size="1x2"] {
        grid-column: 1 / -1 !important;
    }
}

/* ==================== Animations ==================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: slideUp 0.3s ease-out;
}

/* Loading state */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

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