/*
 * random-string.css
 * Premium Random String Generator - Light purple/blue theme
 * Scoped under .rs-wrap to avoid any global conflicts
 * Mobile-first, fully responsive
 */

/* ── Variables ──────────────────────────────────────────────────── */
.rs-wrap {
    --rs-primary:        #7c3aed;
    --rs-primary-dark:   #6d28d9;
    --rs-primary-light:  #ede9fe;
    --rs-primary-mid:    #c4b5fd;
    --rs-primary-xlight: #f5f3ff;
    --rs-blue:           #3b82f6;
    --rs-blue-light:     #eff6ff;
    --rs-cyan:           #06b6d4;
    --rs-yellow:         #eab308;
    --rs-orange:         #f97316;
    --rs-red:            #ef4444;
    --rs-green:          #22c55e;
    --rs-text:           #111827;
    --rs-text-2:         #374151;
    --rs-text-3:         #6b7280;
    --rs-border:         #e5e7eb;
    --rs-border-focus:   #7c3aed;
    --rs-bg:             #ffffff;
    --rs-bg-card:        #fafafa;
    --rs-bg-input:       #ffffff;
    --rs-shadow-sm:      0 1px 3px rgba(0,0,0,.07);
    --rs-shadow-md:      0 4px 16px rgba(124,58,237,.10);
    --rs-shadow-lg:      0 8px 32px rgba(124,58,237,.14);
    --rs-radius:         14px;
    --rs-radius-sm:      8px;
    --rs-radius-lg:      20px;
    --rs-transition:     .18s ease;
    --rs-font-mono:      'Roboto Mono', 'Courier New', monospace;
}

/* ── Layout ─────────────────────────────────────────────────────── */
.rs-wrap {
    font-family: inherit;
    color: var(--rs-text);
    max-width: 960px;
    margin: 0 auto;
    padding: 0 0 120px;
}

/* ── Hero ───────────────────────────────────────────────────────── */
.rs-hero {
    text-align: center;
    padding: 36px 16px 28px;
}

.rs-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--rs-primary-light);
    color: var(--rs-primary);
    border-radius: 999px;
    padding: 5px 14px;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: .3px;
    margin-bottom: 14px;
}
.rs-hero-badge svg { width: 14px; height: 14px; flex-shrink: 0; }

.rs-hero h1 {
    font-size: clamp(24px, 5vw, 38px);
    font-weight: 800;
    color: var(--rs-text);
    margin: 0 0 10px;
    line-height: 1.2;
}
.rs-hero h1 span {
    background: linear-gradient(135deg, var(--rs-primary) 0%, var(--rs-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.rs-hero p {
    font-size: 15px;
    color: var(--rs-text-3);
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.7;
}
.rs-hero code {
    font-family: var(--rs-font-mono);
    font-size: 13px;
    background: var(--rs-primary-light);
    color: var(--rs-primary-dark);
    padding: 1px 6px;
    border-radius: 4px;
}

/* ── Card ───────────────────────────────────────────────────────── */
.rs-card {
    background: var(--rs-bg);
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius);
    box-shadow: var(--rs-shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--rs-transition);
}
.rs-card:hover { box-shadow: var(--rs-shadow-md); }

.rs-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 14px 18px 0;
}
.rs-card-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
.rs-card-header-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--rs-radius-sm);
    background: var(--rs-primary-light);
    color: var(--rs-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.rs-card-header-icon svg { width: 16px; height: 16px; }
.rs-card-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--rs-text);
}
.rs-card-body {
    padding: 16px 18px 18px;
}

/* ── Preset Tabs ────────────────────────────────────────────────── */
.rs-preset-tabs {
    display: flex;
    gap: 4px;
    padding: 14px 18px 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.rs-preset-tabs::-webkit-scrollbar { display: none; }

.rs-preset-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 999px;
    border: 1.5px solid var(--rs-border);
    background: transparent;
    color: var(--rs-text-3);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--rs-transition);
    font-family: inherit;
}
.rs-preset-tab svg { width: 14px; height: 14px; flex-shrink: 0; }
.rs-preset-tab:hover {
    border-color: var(--rs-primary-mid);
    color: var(--rs-primary);
    background: var(--rs-primary-xlight);
}
.rs-preset-tab.is-active {
    border-color: var(--rs-primary);
    background: var(--rs-primary);
    color: #fff;
}

/* ── Output List ────────────────────────────────────────────────── */
.rs-output-list {
    min-height: 130px;
    background: var(--rs-bg-card);
    border: 1.5px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    overflow: hidden;
}

.rs-output-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 36px 20px;
    color: var(--rs-text-3);
    font-size: 14px;
    text-align: center;
}
.rs-output-placeholder svg {
    width: 36px; height: 36px;
    opacity: .25;
}

.rs-output-item {
    display: flex;
    align-items: center;
    padding: 9px 14px;
    border-bottom: 1px solid var(--rs-border);
    gap: 10px;
    transition: background var(--rs-transition);
    animation: rsFadeIn .15s ease;
}
.rs-output-item:last-child { border-bottom: none; }
.rs-output-item:hover { background: var(--rs-primary-xlight); }

@keyframes rsFadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.rs-output-index {
    font-size: 11px;
    font-weight: 600;
    color: var(--rs-primary);
    background: var(--rs-primary-light);
    width: 22px;
    height: 22px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.rs-output-value {
    font-family: var(--rs-font-mono);
    font-size: 13.5px;
    color: var(--rs-text);
    flex: 1;
    word-break: break-all;
    line-height: 1.5;
    letter-spacing: .3px;
}

.rs-output-copy {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 7px;
    border: 1.5px solid transparent;
    background: transparent;
    color: var(--rs-text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--rs-transition);
    font-family: inherit;
}
.rs-output-copy svg { width: 14px; height: 14px; }
.rs-output-copy:hover {
    border-color: var(--rs-primary-mid);
    color: var(--rs-primary);
    background: var(--rs-primary-light);
}
.rs-output-copy.copied {
    border-color: var(--rs-green);
    color: var(--rs-green);
    background: #f0fdf4;
}

/* ── Strength ───────────────────────────────────────────────────── */
.rs-strength-wrap {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--rs-border);
}
.rs-strength-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.rs-strength-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--rs-text-3);
}
.rs-strength-value {
    font-size: 12.5px;
    font-weight: 700;
}
.rs-strength-track {
    height: 6px;
    background: var(--rs-border);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 6px;
}
.rs-strength-fill {
    height: 100%;
    border-radius: 999px;
    width: 0%;
    transition: width .4s ease, background-color .3s ease;
}
.rs-entropy-row {
    font-size: 12px;
    color: var(--rs-text-3);
    display: flex;
    align-items: center;
    gap: 4px;
}
.rs-entropy-row svg { flex-shrink: 0; }
.rs-entropy-val { color: var(--rs-text-2); }

/* ── Buttons ────────────────────────────────────────────────────── */
.rs-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 18px;
    border-radius: var(--rs-radius-sm);
    border: 1.5px solid transparent;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--rs-transition);
    white-space: nowrap;
    font-family: inherit;
}
.rs-btn svg { width: 15px; height: 15px; flex-shrink: 0; }

.rs-btn-primary {
    background: linear-gradient(135deg, var(--rs-primary) 0%, #6366f1 100%);
    color: #fff;
    box-shadow: 0 2px 12px rgba(124,58,237,.35);
}
.rs-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 18px rgba(124,58,237,.45);
}
.rs-btn-primary:active { transform: translateY(0); }

.rs-btn-copy {
    background: var(--rs-blue-light);
    border-color: #bfdbfe;
    color: var(--rs-blue);
}
.rs-btn-copy:hover {
    background: #dbeafe;
    border-color: #93c5fd;
    transform: translateY(-1px);
}

.rs-btn-download {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #16a34a;
}
.rs-btn-download:hover {
    background: #dcfce7;
    border-color: #86efac;
    transform: translateY(-1px);
}

.rs-btn-clear {
    background: #fef2f2;
    border-color: #fecaca;
    color: var(--rs-red);
}
.rs-btn-clear:hover {
    background: #fee2e2;
    border-color: #fca5a5;
    transform: translateY(-1px);
}

.rs-btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ── Controls Grid ──────────────────────────────────────────────── */
.rs-controls-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 16px;
}
.rs-col {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ── Slider ─────────────────────────────────────────────────────── */
.rs-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(to right, var(--rs-primary) 0%, var(--rs-primary) 25%, var(--rs-border) 25%, var(--rs-border) 100%);
    outline: none;
    margin: 8px 0 4px;
}
.rs-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--rs-primary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(124,58,237,.4);
    transition: transform var(--rs-transition), box-shadow var(--rs-transition);
    border: 2px solid #fff;
}
.rs-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    box-shadow: 0 3px 12px rgba(124,58,237,.55);
}
.rs-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--rs-primary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(124,58,237,.4);
    border: 2px solid #fff;
}

.rs-slider-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}
.rs-slider-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--rs-text-2);
}
.rs-slider-hints {
    display: flex;
    justify-content: space-between;
    font-size: 11.5px;
    color: var(--rs-text-3);
    margin-top: 2px;
}

.rs-length-input-wrap { display: flex; align-items: center; }
.rs-length-input {
    width: 58px;
    text-align: center;
    font-family: var(--rs-font-mono);
    font-size: 15px;
    font-weight: 700;
    color: var(--rs-primary);
    border: 1.5px solid var(--rs-primary-mid);
    border-radius: var(--rs-radius-sm);
    padding: 4px 8px;
    background: var(--rs-primary-xlight);
    outline: none;
}
.rs-length-input:focus {
    border-color: var(--rs-primary);
    box-shadow: 0 0 0 3px rgba(124,58,237,.12);
}

/* ── Checkboxes ─────────────────────────────────────────────────── */
.rs-checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 12px;
}

.rs-checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--rs-radius-sm);
    border: 1.5px solid var(--rs-border);
    cursor: pointer;
    transition: all var(--rs-transition);
    position: relative;
}
.rs-checkbox-item input { display: none; }
.rs-checkbox-item:hover {
    border-color: var(--rs-primary-mid);
    background: var(--rs-primary-xlight);
}
.rs-checkbox-item.is-checked {
    border-color: var(--rs-primary);
    background: var(--rs-primary-xlight);
}
.rs-check-icon {
    width: 28px;
    height: 28px;
    border-radius: 7px;
    background: var(--rs-primary-light);
    color: var(--rs-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--rs-transition);
}
.rs-checkbox-item.is-checked .rs-check-icon {
    background: var(--rs-primary);
    color: #fff;
}
.rs-check-icon svg { width: 14px; height: 14px; }

.rs-check-text { flex: 1; min-width: 0; }
.rs-check-text strong {
    display: block;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--rs-text);
    line-height: 1.3;
}
.rs-check-text span {
    font-size: 11px;
    color: var(--rs-text-3);
    font-family: var(--rs-font-mono);
}

.rs-check-tick {
    width: 18px;
    height: 18px;
    border-radius: 999px;
    border: 1.5px solid var(--rs-border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--rs-transition);
}
.rs-check-tick svg { width: 10px; height: 10px; color: transparent; }
.rs-checkbox-item.is-checked .rs-check-tick {
    background: var(--rs-primary);
    border-color: var(--rs-primary);
}
.rs-checkbox-item.is-checked .rs-check-tick svg { color: #fff; }

/* Character pool preview */
.rs-char-preview {
    font-family: var(--rs-font-mono);
    font-size: 11.5px;
    color: var(--rs-text-2);
    background: var(--rs-bg-card);
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    padding: 8px 10px;
    min-height: 32px;
    word-break: break-all;
    line-height: 1.6;
    letter-spacing: 1px;
    margin-bottom: 6px;
}
.rs-char-count-row {
    font-size: 11.5px;
    color: var(--rs-text-3);
    display: flex;
    align-items: center;
    gap: 4px;
}
.rs-char-count-row strong { color: var(--rs-primary); }
.rs-char-count-row svg { flex-shrink: 0; }

/* ── Advanced Options ───────────────────────────────────────────── */
.rs-field {
    margin-bottom: 14px;
}
.rs-field:last-child { margin-bottom: 0; }

.rs-field-label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--rs-text-2);
    margin-bottom: 6px;
}
.rs-field-label svg { flex-shrink: 0; color: var(--rs-primary); }

.rs-input {
    width: 100%;
    padding: 9px 12px;
    border-radius: var(--rs-radius-sm);
    border: 1.5px solid var(--rs-border);
    background: var(--rs-bg-input);
    font-size: 13.5px;
    color: var(--rs-text);
    font-family: var(--rs-font-mono);
    outline: none;
    transition: border-color var(--rs-transition), box-shadow var(--rs-transition);
    box-sizing: border-box;
}
.rs-input:focus {
    border-color: var(--rs-border-focus);
    box-shadow: 0 0 0 3px rgba(124,58,237,.12);
}
.rs-input::placeholder { color: #c4b5fd; font-family: inherit; }
.rs-field-hint {
    display: block;
    font-size: 11.5px;
    color: var(--rs-text-3);
    margin-top: 4px;
}

.rs-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 14px;
}
.rs-field-row .rs-field { margin-bottom: 0; }

/* ── Count Controls ─────────────────────────────────────────────── */
.rs-count-wrap {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    border: 1.5px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    overflow: hidden;
    margin-bottom: 8px;
}
.rs-count-btn {
    width: 36px;
    height: 36px;
    background: var(--rs-bg-card);
    border: none;
    font-size: 18px;
    font-weight: 700;
    color: var(--rs-primary);
    cursor: pointer;
    transition: background var(--rs-transition);
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rs-count-btn:hover { background: var(--rs-primary-light); }
.rs-count-input {
    width: 60px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--rs-border);
    border-right: 1px solid var(--rs-border);
    border-radius: 0;
    padding: 0 6px;
    height: 36px;
    box-shadow: none;
}
.rs-count-input:focus { box-shadow: none; border-color: var(--rs-border); }
.rs-count-slider { margin-top: 0; }

/* ── Toggle Switch ──────────────────────────────────────────────── */
.rs-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 0;
    border-top: 1px solid var(--rs-border);
}
.rs-toggle-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--rs-text-2);
}
.rs-toggle-hint {
    font-size: 11.5px;
    color: var(--rs-text-3);
    margin-top: 2px;
}
.rs-toggle-switch {
    position: relative;
    flex-shrink: 0;
    cursor: pointer;
}
.rs-toggle-switch input { display: none; }
.rs-toggle-track {
    display: block;
    width: 42px;
    height: 24px;
    border-radius: 999px;
    background: var(--rs-border);
    position: relative;
    transition: background var(--rs-transition);
}
.rs-toggle-switch input:checked + .rs-toggle-track {
    background: var(--rs-primary);
}
.rs-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
    transition: transform var(--rs-transition);
}
.rs-toggle-switch input:checked + .rs-toggle-track .rs-toggle-thumb {
    transform: translateX(18px);
}

/* ── History Card ───────────────────────────────────────────────── */
.rs-history-card {
    margin-top: 16px;
}
.rs-history-count {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--rs-text-3);
    background: var(--rs-bg-card);
    border: 1px solid var(--rs-border);
    border-radius: 999px;
    padding: 2px 10px;
    margin-left: 8px;
}
.rs-history-chevron {
    width: 18px;
    height: 18px;
    color: var(--rs-text-3);
    transition: transform var(--rs-transition);
}
.rs-history-chevron.is-open { transform: rotate(180deg); }

.rs-history-body {
    padding: 0 18px 16px;
}
.rs-history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}
.rs-history-entry {
    background: var(--rs-bg-card);
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    padding: 10px 12px;
}
.rs-history-entry-meta {
    font-size: 11.5px;
    color: var(--rs-text-3);
    margin-bottom: 4px;
    display: flex;
    gap: 10px;
}
.rs-history-entry-strings {
    font-family: var(--rs-font-mono);
    font-size: 12px;
    color: var(--rs-text-2);
    line-height: 1.7;
    word-break: break-all;
}
.rs-clear-history {
    font-size: 12.5px;
    padding: 7px 14px;
}

/* ── Toast ──────────────────────────────────────────────────────── */
.rs-toast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #1f2937;
    color: #fff;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    opacity: 0;
    pointer-events: none;
    transition: all .25s ease;
    z-index: 9999;
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(0,0,0,.3);
}
.rs-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.rs-toast.is-success { background: #065f46; }
.rs-toast.is-error   { background: #991b1b; }

/* ── Mobile FAB ─────────────────────────────────────────────────── */
.rs-mobile-fab {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 10px 16px;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(8px);
    border-top: 1px solid var(--rs-border);
    gap: 10px;
    z-index: 100;
    box-shadow: 0 -4px 20px rgba(0,0,0,.08);
}
.rs-mobile-fab .rs-btn {
    flex: 1;
    justify-content: center;
    padding: 13px;
    font-size: 14.5px;
}

/* ── SEO Section ────────────────────────────────────────────────── */
.rs-seo-section {
    margin-top: 40px;
    padding: 0 4px;
}
.rs-seo-section h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--rs-text);
    margin: 0 0 12px;
    padding-top: 28px;
    border-top: 1px solid var(--rs-border);
}
.rs-seo-section h2:first-of-type { border-top: none; padding-top: 0; }
.rs-seo-section p {
    font-size: 14.5px;
    color: var(--rs-text-2);
    line-height: 1.75;
    margin: 0 0 16px;
}
.rs-seo-section code {
    font-family: var(--rs-font-mono);
    font-size: 12.5px;
    background: var(--rs-primary-light);
    color: var(--rs-primary-dark);
    padding: 1px 6px;
    border-radius: 4px;
}

/* Use cases grid */
.rs-use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}
.rs-use-case {
    display: flex;
    gap: 12px;
    padding: 14px;
    background: var(--rs-bg);
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    box-shadow: var(--rs-shadow-sm);
}
.rs-use-case-icon {
    width: 36px;
    height: 36px;
    background: var(--rs-primary-light);
    color: var(--rs-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.rs-use-case-icon svg { width: 18px; height: 18px; }
.rs-use-case strong {
    display: block;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--rs-text);
    margin-bottom: 3px;
}
.rs-use-case p {
    font-size: 12.5px;
    color: var(--rs-text-3);
    line-height: 1.5;
    margin: 0;
}

/* Examples table */
.rs-examples-table {
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    overflow: hidden;
    margin-bottom: 28px;
    overflow-x: auto;
}
.rs-example-row {
    display: grid;
    grid-template-columns: 140px 70px 1fr;
    padding: 10px 14px;
    border-bottom: 1px solid var(--rs-border);
    font-size: 13.5px;
    gap: 12px;
    align-items: center;
}
.rs-example-row:last-child { border-bottom: none; }
.rs-example-header {
    background: var(--rs-bg-card);
    font-size: 12px;
    font-weight: 700;
    color: var(--rs-text-3);
    text-transform: uppercase;
    letter-spacing: .5px;
}
.rs-mono {
    font-family: var(--rs-font-mono);
    font-size: 12.5px;
    color: var(--rs-primary-dark);
    word-break: break-all;
}

/* FAQs */
.rs-faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 40px;
}
.rs-faq-item {
    background: var(--rs-bg);
    border: 1px solid var(--rs-border);
    border-radius: var(--rs-radius-sm);
    overflow: hidden;
    transition: border-color var(--rs-transition);
}
.rs-faq-item[open] {
    border-color: var(--rs-primary-mid);
}
.rs-faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--rs-text);
    cursor: pointer;
    list-style: none;
    gap: 10px;
    user-select: none;
    transition: color var(--rs-transition);
}
.rs-faq-q::-webkit-details-marker { display: none; }
.rs-faq-item[open] .rs-faq-q { color: var(--rs-primary); }
.rs-faq-chevron {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--rs-text-3);
    transition: transform var(--rs-transition);
}
.rs-faq-item[open] .rs-faq-chevron {
    transform: rotate(180deg);
    color: var(--rs-primary);
}
.rs-faq-a {
    padding: 0 16px 14px;
    font-size: 13.5px;
    color: var(--rs-text-2);
    line-height: 1.7;
    border-top: 1px solid var(--rs-border);
    padding-top: 12px;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 700px) {
    .rs-controls-grid {
        grid-template-columns: 1fr;
    }
    .rs-checkbox-grid {
        grid-template-columns: 1fr 1fr;
    }
    .rs-desktop-btns {
        display: none !important;
    }
    .rs-mobile-fab {
        display: flex;
    }
    .rs-preset-tabs {
        padding-bottom: 4px;
    }
    .rs-hero { padding: 24px 12px 20px; }
    .rs-use-cases {
        grid-template-columns: 1fr;
    }
    .rs-example-row {
        grid-template-columns: 110px 50px 1fr;
    }
    .rs-field-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 420px) {
    .rs-checkbox-grid {
        grid-template-columns: 1fr;
    }
    .rs-preset-tab { padding: 6px 10px; font-size: 12px; }
    .rs-hero h1 { font-size: 22px; }
}

/* ── Number input arrows hidden ─────────────────────────────────── */
.rs-length-input::-webkit-outer-spin-button,
.rs-length-input::-webkit-inner-spin-button,
.rs-count-input::-webkit-outer-spin-button,
.rs-count-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.rs-length-input[type=number],
.rs-count-input[type=number] {
    -moz-appearance: textfield;
}