/**
 * Global UI components — buttons, tags, section heads, cards, stats.
 * Depends on tokens.css (or style.css :root with brand aliases).
 */

/* ---- Eyebrow ---- */
.ui-eyebrow {
    display: block;
    margin: 0 0 var(--space-2);
    color: var(--brand-accent-bright, var(--ds-teal-400, #2dd4bf));
    font-family: var(--font-main);
    font-size: var(--fs-label);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

[data-theme="light"] .ui-eyebrow {
    color: var(--brand-accent, var(--ds-teal-600, #0d9488));
}

/* ---- Section head ---- */
.ui-section-head {
    text-align: center;
    margin-bottom: var(--space-5);
}

.ui-section-head--left {
    text-align: left;
}

.ui-section-head__title {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
    font-size: var(--fs-h2);
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
    color: var(--page-text, inherit);
}

.ui-section-head__text {
    margin: 0 auto;
    max-width: 36rem;
    color: var(--page-muted, var(--brand-muted));
    font-size: var(--fs-body);
    line-height: 1.55;
}

.ui-section-head--left .ui-section-head__text {
    margin-inline: 0;
}

/* ---- Buttons ---- */
.ui-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 42px;
    padding: 0 1.35rem;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition:
        background var(--dur-fast) var(--ease-out),
        color var(--dur-fast) var(--ease-out),
        border-color var(--dur-fast) var(--ease-out),
        transform var(--dur-fast) var(--ease-out),
        box-shadow var(--dur-fast) var(--ease-out);
}

.ui-btn:hover {
    transform: translateY(-1px);
}

.ui-btn:active {
    transform: translateY(0);
}

.ui-btn--primary {
    background: var(--brand-ink, #0f172a);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.ui-btn--primary:hover {
    background: #1e293b;
}

[data-theme="dark"] .ui-btn--primary {
    background: #fff;
    color: var(--brand-ink, #0f172a);
}

.ui-btn--accent {
    background: var(--brand-accent, #0d9488);
    color: #fff;
    box-shadow: var(--shadow-accent);
}

.ui-btn--accent:hover {
    background: var(--brand-accent-hover, #0f766e);
}

[data-theme="dark"] .ui-btn--accent {
    background: var(--brand-accent-bright, #2dd4bf);
    color: var(--brand-ink, #0f172a);
    box-shadow: 0 8px 20px rgba(45, 212, 191, 0.28);
}

[data-theme="dark"] .ui-btn--accent:hover {
    background: var(--ds-teal-300, #5eead4);
}

.ui-btn--ghost {
    background: transparent;
    border-color: rgba(15, 23, 42, 0.18);
    color: var(--brand-ink, #0f172a);
}

.ui-btn--ghost:hover {
    background: rgba(15, 23, 42, 0.04);
}

[data-theme="dark"] .ui-btn--ghost {
    border-color: rgba(255, 255, 255, 0.22);
    color: #f8fafc;
    background: rgba(255, 255, 255, 0.04);
}

[data-theme="dark"] .ui-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.08);
}

.ui-btn--sm {
    min-height: 34px;
    padding: 0 0.95rem;
    font-size: 0.8rem;
}

.ui-btn--lg {
    min-height: 48px;
    padding: 0 1.65rem;
    font-size: 0.95rem;
}

/* ---- Tags / pills ---- */
.ui-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.7);
    color: var(--brand-ink, #0f172a);
    backdrop-filter: blur(12px) saturate(1.2);
    -webkit-backdrop-filter: blur(12px) saturate(1.2);
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.2;
}

.ui-tag--accent {
    background: var(--brand-accent-soft);
    border: 1px solid var(--brand-accent-border);
    color: var(--brand-accent, #0d9488);
}

[data-theme="dark"] .ui-tag {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--ds-text-primary, #f1f5f9);
}

[data-theme="dark"] .ui-tag--accent {
    color: var(--brand-accent-bright, #2dd4bf);
}

.ui-tag--soft {
    background: rgba(15, 23, 42, 0.05);
    color: var(--brand-ink-soft, #334155);
}

[data-theme="dark"] .ui-tag--soft {
    background: rgba(255, 255, 255, 0.06);
    color: var(--ds-text-muted);
}

.ui-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

/* ---- Badge ---- */
.ui-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.7rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
    background: rgba(255, 255, 255, 0.5);
    color: var(--page-faint, var(--brand-faint));
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

[data-theme="dark"] .ui-badge {
    background: rgba(255, 255, 255, 0.04);
}

/* ---- Surface card ---- */
.ui-card {
    position: relative;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
    background: var(--page-surface, var(--brand-surface));
    backdrop-filter: var(--page-glass-blur, blur(18px) saturate(1.3));
    -webkit-backdrop-filter: var(--page-glass-blur, blur(18px) saturate(1.3));
    box-shadow: var(--page-glass-shadow, 0 10px 28px rgba(15, 23, 42, 0.06));
    color: var(--page-text, var(--brand-ink));
}

.ui-card--glass {
    background: var(--page-surface-strong, var(--page-surface));
}

.ui-card__title {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
    font-size: var(--fs-h3);
    letter-spacing: var(--tracking-tight);
}

.ui-card__text {
    margin: 0;
    color: var(--page-muted, var(--brand-muted));
    font-size: var(--fs-small);
    line-height: 1.5;
}

/* ---- Stat strip ---- */
.ui-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
    border-radius: var(--radius-xl);
    background: var(--page-surface, var(--brand-surface));
    backdrop-filter: var(--page-glass-blur, blur(18px) saturate(1.3));
    -webkit-backdrop-filter: var(--page-glass-blur, blur(18px) saturate(1.3));
    box-shadow: var(--page-glass-shadow, 0 10px 28px rgba(15, 23, 42, 0.06));
    overflow: hidden;
}

.ui-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 1rem 0.75rem;
    text-align: center;
}

.ui-stat + .ui-stat {
    border-left: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
}

.ui-stat__value {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2vw + 0.8rem, 2rem);
    font-weight: 700;
    color: var(--page-text, var(--brand-ink));
}

.ui-stat__label {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--page-faint, var(--brand-faint));
}

/* ---- Color / font swatches (catalog only) ---- */
.ui-swatch {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    min-width: 0;
}

.ui-swatch__chip {
    height: 3.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
}

.ui-swatch__meta {
    font-size: 0.75rem;
    color: var(--page-muted, var(--brand-muted));
    line-height: 1.35;
}

.ui-swatch__meta strong {
    display: block;
    color: var(--page-text, var(--brand-ink));
    font-size: 0.82rem;
}

.ui-type-sample {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--page-border, rgba(15, 23, 42, 0.08));
    background: var(--page-surface, var(--brand-surface));
    backdrop-filter: var(--page-glass-blur, blur(16px));
    -webkit-backdrop-filter: var(--page-glass-blur, blur(16px));
    box-shadow: var(--page-glass-shadow, none);
}

.ui-type-sample__label {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--page-faint, var(--brand-faint));
}

.ui-type-sample__display {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
}

.ui-type-sample__body {
    font-family: var(--font-main);
    font-size: 1rem;
    color: var(--page-muted, var(--brand-muted));
}