/* ============================================
   Text Normalizer / Trimmer Styles
   ============================================ */

body[data-page="normalizer"] .container {
    padding-bottom: var(--space-10);
}

/* 히어로 레이아웃/외형은 공통 styles.css의 .hero 규칙을 사용 */

/* --- Workspace Layout --- */
.normalizer-workspace {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    margin-bottom: var(--space-10);
}

.normalizer-workspace .card {
    border-radius: var(--radius-lg);
}

.normalizer-workspace .card:focus-within {
    outline: none;
}

/* --- Sticky Controls --- */
.normalizer-sticky {
    position: sticky;
    top: 88px;
    z-index: 5;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-3) var(--space-5);
    border: 1px solid var(--color-border);
    background: rgba(20, 27, 39, 0.9);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(14px);
    margin-bottom: var(--space-4);
}

[data-theme="light"] .normalizer-sticky {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 720px) {
    .normalizer-sticky {
        top: 72px;
    }
}

.normalizer-sticky-actions {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
}

/* --- Options Card --- */
.normalizer-options {
    padding: var(--space-6);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .normalizer-options {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05);
}

.preset-group {
    display: flex;
    align-items: center;
    gap: var(--space-5);
}

.label-sm {
    font-size: var(--font-xs);
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.preset-chips {
    display: flex;
    background: var(--color-surface-alt);
    padding: 4px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.preset-btn {
    border: none;
    background: transparent;
    color: var(--color-text-soft);
    border-radius: 8px;
    padding: 8px 20px;
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

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

.preset-btn.is-active {
    background: var(--color-surface);
    color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    font-weight: 600;
}

[data-theme="dark"] .preset-btn.is-active {
    background: var(--color-accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.toolbar-controls {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.status-text,
.status-display {
    font-size: var(--font-sm);
    color: var(--color-text-soft);
    min-width: 120px;
    text-align: right;
    transition: color 0.3s ease;
    font-weight: 500;
}

.option-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: var(--space-4);
}

.option-note {
    margin: 0;
    font-size: var(--font-xs);
    color: var(--color-text-soft);
}

/* --- Options Grid --- */
.option-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-3);
}

.option-chip {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    background: transparent;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
}

.option-chip:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-text-muted);
    transform: translateY(-1px);
}

.option-chip:focus-within {
    outline: none;
    box-shadow: none;
}

/* Custom Checkbox Style */
.option-chip input[type="checkbox"] {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-text-muted);
    border-radius: var(--radius-sm);
    margin: 0;
    display: grid;
    place-content: center;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    background-color: var(--color-surface);
}

.option-chip input[type="checkbox"]:focus {
    outline: none;
    border-color: var(--color-border);
}

.option-chip input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    transform: scale(0);
    transition: 120ms transform ease-in-out;
    box-shadow: inset 1em 1em white;
    transform-origin: center;
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.option-chip input[type="checkbox"]:checked {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 2px 5px rgba(99, 102, 241, 0.3);
}

.option-chip input[type="checkbox"]:checked::before {
    transform: scale(1);
}

.option-chip span {
    font-size: var(--font-sm);
    color: var(--color-text);
    font-weight: 500;
    transition: color 0.2s;
}

/* Active state for the whole chip */
/* Removed background fill and border color change on checked state as per user request */
/* .option-chip:has(input:checked) {
    background: rgba(99, 102, 241, 0.04);
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px -2px rgba(99, 102, 241, 0.1);
}

[data-theme="light"] .option-chip:has(input:checked) {
    background: rgba(99, 102, 241, 0.03);
}

.option-chip:has(input:checked) span {
    color: var(--color-accent);
    font-weight: 600;
} */

/* Number input specific */
.option-chip.number {
    justify-content: space-between;
    background: var(--color-surface-alt);
    border: 1px solid transparent;
    padding: var(--space-2) var(--space-4);
}

.option-chip.number:hover {
    background: var(--color-surface-hover);
}

.option-chip.number input[type="number"] {
    width: 60px;
    padding: 6px 8px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    text-align: center;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    transition: border-color 0.2s;
}

.option-chip.number input[type="number"]:focus {
    border-color: var(--color-border);
    outline: none;
}

/* --- IO Grid --- */
.normalizer-workspace .workspace-grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: stretch;
    grid-template-areas:
        "options output"
        "input output";
}

.normalizer-workspace .normalizer-options {
    grid-area: options;
}

.normalizer-workspace .normalizer-input {
    grid-area: input;
}

.normalizer-workspace .normalizer-output {
    grid-area: output;
}

.io-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    height: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.io-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.io-header label {
    font-size: var(--font-md);
    font-weight: 600;
    color: var(--color-text);
    display: block;
}

.io-header .eyebrow {
    font-size: var(--font-xs);
    color: var(--color-text-muted);
    margin-bottom: 2px;
    font-weight: 700;
}

.io-actions .btn.ghost {
    padding: 6px 10px;
    font-size: var(--font-xs);
    color: var(--color-text-soft);
}

.io-actions .btn.ghost:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

.io-card textarea {
    flex: 1;
    min-height: 400px;
    resize: none;
    /* Fixed layout for regularity */
    padding: var(--space-4);
    background: #fff;
    color: var(--color-text);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    font-size: 14px;
    line-height: 1.6;
    transition: border-color 0.2s ease;
}

[data-theme="light"] .io-card textarea,
[data-theme="dark"] .io-card textarea {
    background: #fff;
    border-color: var(--color-border);
}

.io-card textarea:focus {
    outline: none;
    border-color: var(--color-border);
    box-shadow: none;
}

.io-metrics {
    display: flex;
    gap: var(--space-4);
    font-size: var(--font-xs);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    padding-top: var(--space-2);
    border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .preset-group {
        justify-content: space-between;
    }

    .normalizer-workspace .workspace-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "options"
            "input"
            "output";
    }

    .io-card textarea {
        min-height: 300px;
    }
}