/* ========================================
   GRID CALCULATOR STYLES
   그리드 계산기 페이지 스타일
   ======================================== */

/* ===== Layout ===== */
.grid-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
    align-items: start;
}

@media (max-width: 1024px) {
    .grid-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* ===== Result Section (Left) ===== */
.grid-result {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ===== Controls Section (Right) ===== */
.grid-controls {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    display: flex;
    flex-direction: column;
}

.grid-controls .control-panel {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Custom scrollbar for control panel */
.grid-controls .control-panel::-webkit-scrollbar {
    width: 6px;
}

.grid-controls .control-panel::-webkit-scrollbar-track {
    background: transparent;
}

.grid-controls .control-panel::-webkit-scrollbar-thumb {
    background: rgba(45, 52, 54, 0.15);
    border-radius: 3px;
}

.grid-controls .control-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(45, 52, 54, 0.25);
}

@media (max-width: 1024px) {
    .grid-controls {
        position: static;
        max-height: none;
    }
    
    .grid-controls .control-panel {
        overflow-y: visible;
    }
}

/* ===== Panel Base Styles ===== */
.preview-panel,
.code-panel,
.control-panel {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 24px;
    border: 1px solid rgba(45, 52, 54, 0.06);
    box-shadow: var(--shadow-card);
}

.panel-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.panel-title span {
    font-size: 1.2rem;
}

/* ===== Preview Panel ===== */
.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.preview-actions {
    display: flex;
    gap: 8px;
}

.preview-container {
    position: relative;
}

.grid-preview {
    width: 100%;
    height: 300px;
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: stretch;
}

@media (max-width: 1024px) {
    .grid-preview {
        height: 240px;
    }
}

@media (max-width: 480px) {
    .grid-preview {
        height: 180px;
    }
}

.grid-preview__wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
}

/* Margin areas */
.grid-preview__margin {
    background: rgba(78, 205, 196, 0.15);
    height: 100%;
    flex-shrink: 0;
    position: relative;
    transition: background 0.3s ease;
}

.grid-preview__margin::after {
    content: 'M';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    font-weight: 600;
    color: rgba(78, 205, 196, 0.8);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.grid-preview.show-margin .grid-preview__margin::after {
    opacity: 1;
}

.grid-preview:not(.show-margin) .grid-preview__margin {
    background: transparent;
}

/* Columns container */
.grid-preview__columns {
    flex: 1;
    display: flex;
    height: 100%;
    gap: 0;
}

/* Individual column */
.grid-preview__column {
    height: 100%;
    background: rgba(255, 107, 107, 0.25);
    border-radius: 4px;
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    transition: background 0.3s ease;
}

.grid-preview__column:hover {
    background: rgba(255, 107, 107, 0.4);
}

.grid-preview__column-number {
    font-size: 10px;
    font-weight: 600;
    color: rgba(255, 107, 107, 0.9);
    padding-bottom: 8px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.grid-preview.show-numbers .grid-preview__column-number {
    opacity: 1;
}

/* Gutter */
.grid-preview__gutter {
    height: 100%;
    background: rgba(255, 230, 109, 0.2);
    flex-shrink: 0;
    transition: background 0.3s ease;
}

.grid-preview:not(.show-gutter) .grid-preview__gutter {
    background: transparent;
}

/* Color variants */
.grid-preview[data-color="coral"] .grid-preview__column {
    background: rgba(255, 107, 107, 0.25);
}
.grid-preview[data-color="coral"] .grid-preview__column:hover {
    background: rgba(255, 107, 107, 0.4);
}
.grid-preview[data-color="coral"] .grid-preview__column-number {
    color: rgba(255, 107, 107, 0.9);
}

.grid-preview[data-color="teal"] .grid-preview__column {
    background: rgba(78, 205, 196, 0.25);
}
.grid-preview[data-color="teal"] .grid-preview__column:hover {
    background: rgba(78, 205, 196, 0.4);
}
.grid-preview[data-color="teal"] .grid-preview__column-number {
    color: rgba(78, 205, 196, 0.9);
}

.grid-preview[data-color="purple"] .grid-preview__column {
    background: rgba(168, 85, 247, 0.25);
}
.grid-preview[data-color="purple"] .grid-preview__column:hover {
    background: rgba(168, 85, 247, 0.4);
}
.grid-preview[data-color="purple"] .grid-preview__column-number {
    color: rgba(168, 85, 247, 0.9);
}

.grid-preview[data-color="blue"] .grid-preview__column {
    background: rgba(59, 130, 246, 0.25);
}
.grid-preview[data-color="blue"] .grid-preview__column:hover {
    background: rgba(59, 130, 246, 0.4);
}
.grid-preview[data-color="blue"] .grid-preview__column-number {
    color: rgba(59, 130, 246, 0.9);
}

.grid-preview[data-color="green"] .grid-preview__column {
    background: rgba(34, 197, 94, 0.25);
}
.grid-preview[data-color="green"] .grid-preview__column:hover {
    background: rgba(34, 197, 94, 0.4);
}
.grid-preview[data-color="green"] .grid-preview__column-number {
    color: rgba(34, 197, 94, 0.9);
}

.grid-preview[data-color="orange"] .grid-preview__column {
    background: rgba(249, 115, 22, 0.25);
}
.grid-preview[data-color="orange"] .grid-preview__column:hover {
    background: rgba(249, 115, 22, 0.4);
}
.grid-preview[data-color="orange"] .grid-preview__column-number {
    color: rgba(249, 115, 22, 0.9);
}

/* ===== Preview Result (Integrated) ===== */
.preview-result {
    margin-top: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid rgba(45, 52, 54, 0.06);
    border-radius: 16px;
    box-shadow: var(--shadow-card);
}

/* Primary: Canvas Width (Most Important) */
.preview-result__primary {
    text-align: center;
    padding: 16px 0 20px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.1), rgba(255, 230, 109, 0.08));
    border-radius: 12px;
    position: relative;
}

.preview-result__primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-secondary), var(--accent-tertiary));
    border-radius: 0 0 3px 3px;
}

.preview-result__primary-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-secondary), #3db8b0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.preview-result__primary-unit {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-secondary);
    margin-left: 2px;
}

.preview-result__primary-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Secondary Stats Grid */
.preview-result__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.preview-result__stat {
    text-align: center;
    padding: 12px 8px;
    background: var(--bg-secondary);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.preview-result__stat:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 52, 54, 0.08);
}

.preview-result__stat--highlight {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.12), rgba(255, 230, 109, 0.08));
    border: 1px solid rgba(255, 107, 107, 0.15);
}

.preview-result__stat-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.preview-result__stat--highlight .preview-result__stat-value {
    color: var(--accent-primary);
}

.preview-result__stat-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Tertiary Info */
.preview-result__tertiary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(45, 52, 54, 0.06);
}

.preview-result__tertiary-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.preview-result__tertiary-item span:last-child {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-result__tertiary-sep {
    color: rgba(45, 52, 54, 0.2);
}

/* Responsive */
@media (max-width: 600px) {
    .preview-result__stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .preview-result__primary-value {
        font-size: 2rem;
    }
}

@media (max-width: 400px) {
    .preview-result__tertiary {
        flex-direction: column;
        gap: 6px;
    }
    
    .preview-result__tertiary-sep {
        display: none;
    }
}

/* ===== Code Panel ===== */
.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.code-actions {
    display: flex;
    gap: 8px;
}

.btn-copy {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--accent-secondary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-copy:hover {
    background: #3db8b0;
    transform: translateY(-1px);
}

.btn-copy span {
    font-size: 1rem;
}

/* Code Tabs */
.code-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    padding: 4px;
    background: var(--bg-secondary);
    border-radius: 10px;
}

.code-tab {
    flex: 1;
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.code-tab:hover {
    color: var(--text-primary);
}

.code-tab.active {
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(45, 52, 54, 0.08);
}

/* Code Block */
.code-block {
    background: #1e1e2e;
    color: #cdd6f4;
    padding: 20px;
    border-radius: 12px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.7;
    overflow-x: auto;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ===== Control Panel ===== */
.control-panel > .panel-title {
    margin-bottom: 24px;
}

.control-section {
    margin-bottom: 28px;
}

.control-section:last-child {
    margin-bottom: 0;
}

.control-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.control-label span {
    font-size: 1rem;
}

/* Preset Grid */
.preset-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.preset-btn {
    padding: 12px 8px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.preset-btn:hover {
    background: rgba(78, 205, 196, 0.1);
    border-color: rgba(78, 205, 196, 0.3);
}

.preset-btn.active {
    background: rgba(78, 205, 196, 0.15);
    border-color: var(--accent-secondary);
}

.preset-btn__name {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.preset-btn__desc {
    display: block;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* Input Group */
.input-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.input-number {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
    -moz-appearance: textfield;
}

.input-number::-webkit-outer-spin-button,
.input-number::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.input-number:focus {
    outline: none;
    border-color: var(--accent-secondary);
    background: var(--bg-card);
}

.input-unit {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 30px;
}

/* Range Input */
.input-range {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg-secondary);
    border-radius: 3px;
    outline: none;
}

.input-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-secondary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(78, 205, 196, 0.4);
}

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

.input-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--accent-secondary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(78, 205, 196, 0.4);
}

/* Column Presets */
.column-presets {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.column-preset-btn {
    flex: 1;
    padding: 8px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.column-preset-btn:hover {
    color: var(--text-primary);
    border-color: rgba(78, 205, 196, 0.3);
}

.column-preset-btn.active {
    background: var(--accent-secondary);
    color: #fff;
    border-color: var(--accent-secondary);
}

/* Toggle Group */
.toggle-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toggle-item {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.toggle-item input {
    display: none;
}

.toggle-slider {
    width: 44px;
    height: 24px;
    background: var(--bg-secondary);
    border-radius: 12px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    background: var(--bg-card);
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(45, 52, 54, 0.15);
}

.toggle-item input:checked + .toggle-slider {
    background: var(--accent-secondary);
}

.toggle-item input:checked + .toggle-slider::after {
    left: 23px;
}

.toggle-label {
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* Color Options */
.color-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.color-option {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color);
    border: 3px solid var(--bg-card);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(45, 52, 54, 0.1);
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--bg-secondary);
}

/* ===== Icon Button ===== */
.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid rgba(45, 52, 54, 0.08);
    border-radius: 10px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-icon:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    transform: translateY(-2px);
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-primary);
    color: #fff;
    padding: 16px 28px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(45, 52, 54, 0.25);
    font-weight: 500;
    z-index: 1000;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== Mobile Floating Preview Bar ===== */
.mobile-preview-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 10px 12px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
    background: var(--bg-card);
    border-top: 1px solid rgba(45, 52, 54, 0.1);
    box-shadow: 0 -4px 20px rgba(45, 52, 54, 0.15);
    align-items: center;
    gap: 10px;
}

.mobile-preview-bar__preview {
    width: 60px;
    height: 50px;
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: stretch;
    flex-shrink: 0;
}

.mobile-preview-bar__preview-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
}

.mobile-preview-bar__preview-margin {
    background: rgba(78, 205, 196, 0.2);
    height: 100%;
    flex-shrink: 0;
}

.mobile-preview-bar__preview-columns {
    flex: 1;
    display: flex;
    height: 100%;
}

.mobile-preview-bar__preview-column {
    height: 100%;
    background: rgba(255, 107, 107, 0.3);
    border-radius: 2px;
}

.mobile-preview-bar__preview-gutter {
    height: 100%;
    flex-shrink: 0;
}

.mobile-preview-bar__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.mobile-preview-bar__row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-preview-bar__row--secondary {
    gap: 8px;
}

.mobile-preview-bar__stat {
    display: flex;
    align-items: baseline;
    gap: 3px;
}

.mobile-preview-bar__stat--primary .mobile-preview-bar__stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent-secondary);
    line-height: 1;
}

.mobile-preview-bar__stat--primary .mobile-preview-bar__stat-unit {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

.mobile-preview-bar__stat--highlight {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
}

.mobile-preview-bar__stat--highlight .mobile-preview-bar__stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
}

.mobile-preview-bar__stat--highlight .mobile-preview-bar__stat-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
}

.mobile-preview-bar__stat-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.mobile-preview-bar__stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.mobile-preview-bar__mini-stat {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 2px;
}

.mobile-preview-bar__mini-stat span {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: var(--text-primary);
}

.mobile-preview-bar__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.mobile-preview-bar__btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s ease;
}

.mobile-preview-bar__btn:hover,
.mobile-preview-bar__btn:active {
    background: var(--accent-secondary);
}

/* ===== Wide Container ===== */
.container--wide {
    max-width: 1280px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .preview-panel,
    .result-panel,
    .code-panel,
    .control-panel {
        padding: 20px;
    }

    .preset-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .code-tabs {
        flex-wrap: wrap;
    }

    .code-tab {
        flex: none;
        padding: 8px 12px;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }

    .result-item--highlight {
        grid-column: auto;
    }
}

@media (max-width: 480px) {
    .column-presets {
        flex-wrap: wrap;
    }

    .column-preset-btn {
        flex: 0 0 calc(33.333% - 6px);
    }
}

/* Show mobile preview bar on tablet/mobile */
@media (max-width: 1024px) {
    .mobile-preview-bar {
        display: flex;
    }
    
    /* Add padding to main content for floating bar */
    .main-content {
        padding-bottom: 100px;
    }
    
    /* Move toast above floating bar */
    .toast {
        bottom: 110px;
    }
    
    .toast.show {
        transform: translateX(-50%) translateY(0);
    }
    
    /* Compact control panel */
    .control-panel {
        padding: 20px;
    }
    
    .control-section {
        margin-bottom: 20px;
    }
    
    /* Hide sliders on mobile - use number input only */
    .input-range {
        display: none;
    }
    
    /* Compact preset buttons */
    .preset-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }
    
    .preset-btn {
        padding: 8px 4px;
    }
    
    .preset-btn__name {
        font-size: 0.8rem;
    }
    
    .preset-btn__desc {
        font-size: 0.6rem;
    }
    
    /* Compact input group */
    .input-group {
        margin-bottom: 8px;
    }
    
    .input-number {
        padding: 10px 12px;
        font-size: 0.9rem;
    }
    
    /* Compact column presets */
    .column-presets {
        margin-top: 8px;
        gap: 6px;
    }
    
    .column-preset-btn {
        padding: 6px;
        font-size: 0.8rem;
    }
    
    /* Compact toggle group */
    .toggle-group {
        gap: 8px;
    }
    
    .toggle-slider {
        width: 38px;
        height: 20px;
    }
    
    .toggle-slider::after {
        width: 14px;
        height: 14px;
    }
    
    .toggle-item input:checked + .toggle-slider::after {
        left: 21px;
    }
    
    .toggle-label {
        font-size: 0.85rem;
    }
    
    /* Compact color options */
    .color-options {
        gap: 8px;
    }
    
    .color-option {
        width: 30px;
        height: 30px;
    }
    
    /* Compact control labels */
    .control-label {
        font-size: 0.85rem;
        margin-bottom: 10px;
    }
}

/* ===== Animations ===== */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.grid-preview {
    animation: fadeInScale 0.3s ease-out;
}

.preview-result {
    animation: fadeInUp 0.4s ease-out 0.1s backwards;
}

.preview-result__primary {
    animation: fadeInScale 0.5s ease-out 0.2s backwards;
}

.preview-result__stat {
    animation: fadeInUp 0.3s ease-out backwards;
}

.preview-result__stat:nth-child(1) { animation-delay: 0.25s; }
.preview-result__stat:nth-child(2) { animation-delay: 0.3s; }
.preview-result__stat:nth-child(3) { animation-delay: 0.35s; }
.preview-result__stat:nth-child(4) { animation-delay: 0.4s; }