/**
 * Room Paint Visualizer — Color Deck Unified CSS
 *
 * Self-contained stylesheet for the color deck page.
 * Bakes together: tokens + utilities + color-deck.
 */

/* ═══════════════════════════════════════════════════
   §1  Design Tokens
   ═══════════════════════════════════════════════════ */

:root {
    /* ── Colour ─────────────────────────────────── */
    --rpv-color-bg:       #f9fafb;
    --rpv-color-surface:  #ffffff;
    --rpv-color-text:     #111827;
    --rpv-color-muted:    #6b7280;
    --rpv-color-border:   #6b728098;
    --rpv-color-accent:   #0D2C4C;
    --rpv-color-focus:    #0D2C4C;
    --rpv-color-hover:    #f3f4f6;

    /* Glassmorphism surfaces */
    --rpv-glass-bg:       rgba(255, 255, 255, 0.70);
    --rpv-glass-sheet-bg: rgba(150, 150, 150, 0.20);
    --rpv-glass-sheet-border: rgba(150, 150, 150, 0.15);
    --rpv-glass-border:   rgba(255, 255, 255, 0.3);
    --rpv-glass-blur:     12px;

    /* Glassmorphism layered shadows (card essence) */
    --rpv-glass-shadow:
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.50),
        inset 0 -1px 0 rgba(255, 255, 255, 0.10),
        inset 0 0 4px 2px rgba(255, 255, 255, 0.2);
    --rpv-glass-shadow-btn:
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 10px 5px rgba(255, 255, 255, 0.5);
    --rpv-glass-shadow-btn-hover:
        0 10px 36px rgba(0, 0, 0, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 12px 6px rgba(255, 255, 255, 0.55);

    /* ── Spacing (4-px grid) ────────────────────── */
    --rpv-space-1:  4px;
    --rpv-space-2:  8px;
    --rpv-space-3:  12px;
    --rpv-space-4:  16px;
    --rpv-space-5:  24px;
    --rpv-space-6:  32px;
    --rpv-space-7:  48px;
    --rpv-space-8:  64px;

    /* Sticky toolbar spacing below detected site header */
    --rpv-toolbar-offset-extra: 30px;

    /* ── Typography (inherit theme font) ────────── */
    --rpv-font-family:      inherit;
    --rpv-font-size-xs:     0.6875rem; /* 11px */
    --rpv-font-size-sm:     0.75rem;   /* 12px */
    --rpv-font-size-base:   0.875rem;  /* 14px */
    --rpv-font-size-md:     1rem;      /* 16px */
    --rpv-font-size-lg:     1.25rem;   /* 20px */
    --rpv-font-size-xl:     1.5rem;    /* 24px */
    --rpv-font-weight-normal: 400;
    --rpv-font-weight-medium: 500;
    --rpv-font-weight-bold:   600;

    /* ── Border radius ──────────────────────────── */
    --rpv-radius-sm:  8px;
    --rpv-radius-md:  12px;
    --rpv-radius-lg:  16px;
    --rpv-radius-xl:  24px;
    --rpv-radius-full: 9999px;

    /* ── Shadows ─────────────────────────────────── */
    --rpv-shadow-xs:    0 1px 2px rgba(0, 0, 0, 0.04);
    --rpv-shadow-sm:    0 2px 6px rgba(0, 0, 0, 0.06);
    --rpv-shadow-md:    0 4px 12px rgba(0, 0, 0, 0.08);
    --rpv-shadow-lg:    0 8px 24px rgba(0, 0, 0, 0.10);
    --rpv-shadow-xl:    0 16px 48px rgba(0, 0, 0, 0.12);

    /* ── Motion ──────────────────────────────────── */
    --rpv-duration-fast:   120ms;
    --rpv-duration-normal: 200ms;
    --rpv-duration-slow:   350ms;
    --rpv-ease-default:    cubic-bezier(0.25, 0.1, 0.25, 1);
    --rpv-ease-spring:     cubic-bezier(0.34, 1.56, 0.64, 1);
    --rpv-ease-out:        cubic-bezier(0, 0, 0.2, 1);

    /* Shorthand transitions */
    --rpv-motion-color: var(--rpv-duration-normal) var(--rpv-ease-default);
    --rpv-motion-ui:    var(--rpv-duration-fast)   var(--rpv-ease-out);
    --rpv-motion-sheet: var(--rpv-duration-slow)   var(--rpv-ease-spring);

    /* ── Z-index scale ───────────────────────────── */
    --rpv-z-base:     1;
    --rpv-z-toolbar:  300;
    --rpv-z-overlay:  420;
    --rpv-z-sheet:    450;
    --rpv-z-toast:    500;
}

/* ═══════════════════════════════════════════════════
   §2  Utilities
   ═══════════════════════════════════════════════════ */

/* ── Accessibility ──────────────────────────────── */

.rpv-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.rpv-focus-ring:focus-visible,
[class*="rpv-"]:focus-visible {
    outline: 2px solid var(--rpv-color-focus);
    outline-offset: 2px;
}

.rpv-touch-target {
    min-height: 44px;
    min-width: 44px;
}

/* ── Glass surface ──────────────────────────────── */

.rpv-glass {
    background: var(--rpv-glass-bg);
    border: 1px solid var(--rpv-glass-border);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
}

/* ── Truncation ─────────────────────────────────── */

.rpv-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── Interactive base ───────────────────────────── */

.rpv-interactive {
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui),
                transform  var(--rpv-motion-ui);
}

.rpv-interactive:hover {
    background: var(--rpv-color-hover);
}

.rpv-interactive:active {
    transform: scale(0.97);
}

/* ── Reduced motion ─────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 1ms !important;
        scroll-behavior: auto !important;
    }
}

/* ═══════════════════════════════════════════════════
   §3  Color Deck
   ═══════════════════════════════════════════════════ */

/* ── Theme neutralizer — override WP theme button vars ── */

.rpv-deck :is(button, [type="button"], [type="submit"]) {
    --btn-brd-radius: revert;
    --btn-bgcolor: transparent;
    --btn-bgcolor-hover: transparent;
    --btn-brd-width: 0;
    --btn-brd-color: transparent;
    --btn-brd-color-hover: transparent;
    --btn-color: inherit;
    --btn-color-hover: inherit;
    --btn-box-shadow: none;
    --btn-box-shadow-hover: none;
    --btn-height: auto;
    --btn-padding: 0;
    --btn-font-size: inherit;
    --btn-font-weight: inherit;
    --btn-transform: none;
    appearance: none;
    -webkit-appearance: none;
}

/* ── Deck shell ─────────────────────────────────── */

.rpv-deck {
    position: relative;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--rpv-space-4);
    font-family: var(--rpv-font-family);
    color: var(--rpv-color-text);
    background: var(--rpv-color-bg);
}

/* ── Sticky toolbar ─────────────────────────────── */

.rpv-deck__toolbar {
    position: sticky;
    top: var(--rpv-toolbar-top, 50px);
    z-index: var(--rpv-z-toolbar);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--rpv-space-2);
    padding: var(--rpv-space-3) var(--rpv-space-4);
    margin: 0 0 var(--rpv-space-5);
    background: var(--rpv-glass-bg);
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-xl);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    transition: transform var(--rpv-duration-normal) var(--rpv-ease-out),
                box-shadow var(--rpv-duration-normal) var(--rpv-ease-out);
    will-change: transform;
    box-shadow: var(--rpv-glass-shadow);
}

.rpv-deck__toolbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    pointer-events: none;
}

.rpv-deck__toolbar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), transparent, rgba(255, 255, 255, 0.3));
    pointer-events: none;
}

.rpv-deck__toolbar.rpv-toolbar--hidden {
    transform: translateY(-200%);
    pointer-events: none;
}

.rpv-deck__toolbar.rpv-toolbar--shadow {
    box-shadow: var(--rpv-shadow-md);
}

/* Palette tabs (scrollable row with dynamic fade masks) */
.rpv-toolbar__palettes {
    display: flex;
    gap: var(--rpv-space-2);
    overflow-x: auto;
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
    padding: var(--rpv-space-1) 0;
}

.rpv-toolbar__palettes::-webkit-scrollbar {
    display: none;
}

.rpv-deck .rpv-tab {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: var(--rpv-space-3);
    padding: var(--rpv-space-1) var(--rpv-space-3);
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-sm);
    font-weight: var(--rpv-font-weight-medium);
    white-space: nowrap;
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui),
                transform var(--rpv-motion-ui);
    line-height: 1.4;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-tab:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--rpv-color-text);
    transform: translateY(-1px);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
}

.rpv-deck .rpv-tab[aria-selected="true"] {
    background: var(--rpv-color-accent);
    border-color: var(--rpv-color-accent);
    color: #fff;
    box-shadow: 0 2px 10px rgba(13, 44, 76, 0.25);
}

/* ── Search (collapsible) ───────────────────────── */

.rpv-toolbar__search {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--rpv-space-2);
    width: 200px;
}

.rpv-deck .rpv-search__toggle {
    width: 36px;
    height: 36px;
    display: none;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-md);
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-search__toggle:hover {
    background: rgba(255, 255, 255, 0.85);
    color: var(--rpv-color-text);
    transform: scale(1.05);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
}

.rpv-search__field {
    display: flex;
    align-items: center;
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    overflow: hidden;
    width: 100%;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-search__icon {
    flex-shrink: 0;
    padding-left: var(--rpv-space-3);
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-sm);
    pointer-events: none;
}

.rpv-deck .rpv-search__input {
    flex: 1;
    border: 0;
    background: transparent;
    padding: var(--rpv-space-2) var(--rpv-space-3);
    font-size: var(--rpv-font-size-sm);
    color: var(--rpv-color-text);
    outline: none;
    min-width: 0;
}

.rpv-deck .rpv-search__input::placeholder {
    color: var(--rpv-color-muted);
}

.rpv-deck .rpv-search__clear {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--rpv-space-1);
    border: none;
    border-radius: var(--rpv-radius-full);
    background: transparent;
    color: var(--rpv-color-muted);
    font-size: 18px;
    line-height: 1;
    font-weight: 300;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--rpv-motion-ui),
                background var(--rpv-motion-ui),
                color var(--rpv-motion-ui);
    padding: 0;
    padding-bottom: 2px;
}

.rpv-search__clear.rpv-search__clear--visible {
    opacity: 1;
    pointer-events: auto;
}

.rpv-search__clear:hover {
    background: var(--rpv-color-hover);
    color: var(--rpv-color-text);
}

/* ── Family pills (scrollable row with drag-scroll) ── */

.rpv-toolbar__families {
    display: flex;
    gap: var(--rpv-space-2);
    overflow-x: auto;
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    scrollbar-width: none;
    width: 100%;
    padding: var(--rpv-space-1) 0;
    cursor: grab;
}

.rpv-toolbar__families::-webkit-scrollbar {
    display: none;
}

.rpv-toolbar__families.rpv-dragging {
    cursor: grabbing;
    scroll-behavior: auto;
    user-select: none;
}

/* Scroll fade masks are set via inline style in JS for gradual transitions */

.rpv-deck .rpv-pill {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: var(--rpv-space-1);
    padding: var(--rpv-space-1) var(--rpv-space-3);
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-sm);
    font-weight: var(--rpv-font-weight-medium);
    white-space: nowrap;
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui),
                transform var(--rpv-motion-ui);
    line-height: 1.4;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-pill:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--rpv-color-text);
    transform: translateY(-1px);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
}

.rpv-deck .rpv-pill[aria-pressed="true"] {
    background: var(--rpv-color-accent);
    border-color: var(--rpv-color-accent);
    color: #fff;
    box-shadow: 0 2px 10px rgba(13, 44, 76, 0.25);
}

.rpv-pill__dot {
    width: 14px;
    height: 14px;
    border-radius: var(--rpv-radius-full);
    border: 1px solid rgba(0, 0, 0, 0.10);
    flex-shrink: 0;
}

.rpv-deck .rpv-pill[aria-pressed="true"] .rpv-pill__dot {
    border-color: rgba(255, 255, 255, 0.3);
}

/* Toolbar actions (favorites toggle, result count) */
.rpv-toolbar__actions {
    display: flex;
    align-items: center;
    gap: var(--rpv-space-3);
}

.rpv-toolbar__count {
    font-size: var(--rpv-font-size-xs);
    color: var(--rpv-color-muted);
    white-space: nowrap;
}

.rpv-deck .rpv-btn--icon {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-md);
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui),
                transform var(--rpv-motion-ui);
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-btn--icon:hover {
    background: rgba(255, 255, 255, 0.85);
    color: var(--rpv-color-text);
    transform: scale(1.05);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
}

.rpv-deck .rpv-btn--icon[aria-pressed="true"] {
    background: var(--rpv-color-accent);
    border-color: var(--rpv-color-accent);
    color: #fff;
    box-shadow: 0 2px 10px rgba(13, 44, 76, 0.3);
}

.rpv-deck :is(.rpv-tab, .rpv-pill, .rpv-search__toggle, .rpv-search__input, .rpv-btn--icon, .rpv-btn, .rpv-swatch__fav) {
    position: relative;
    overflow: hidden;
}

.rpv-deck :is(.rpv-tab, .rpv-pill, .rpv-search__toggle, .rpv-btn--icon, .rpv-btn, .rpv-swatch__fav)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    pointer-events: none;
}

.rpv-deck :is(.rpv-tab, .rpv-pill, .rpv-search__toggle, .rpv-btn--icon, .rpv-btn, .rpv-swatch__fav)::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), transparent, rgba(255, 255, 255, 0.3));
    pointer-events: none;
}

/* ── Swatch grid ────────────────────────────────── */

.rpv-deck__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--rpv-space-3);
}

.rpv-swatch {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: var(--rpv-radius-md);
    cursor: pointer;
    overflow: hidden;
    transition: transform var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
}

.rpv-swatch:hover {
    transform: translateY(-2px);
    box-shadow: var(--rpv-shadow-md);
}

.rpv-swatch:active {
    transform: scale(0.97);
}

.rpv-swatch[aria-selected="true"] {
    outline: 2px solid var(--rpv-color-accent);
    outline-offset: 2px;
    box-shadow: var(--rpv-shadow-lg);
}

/* Code overlay — hidden by default, shown on hover */
.rpv-swatch__code {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--rpv-space-1) var(--rpv-space-2);
    font-size: var(--rpv-font-size-xs);
    font-weight: var(--rpv-font-weight-medium);
    text-align: center;
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #fff;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity var(--rpv-motion-ui),
                transform var(--rpv-motion-ui);
}

.rpv-swatch:hover .rpv-swatch__code,
.rpv-swatch:focus-visible .rpv-swatch__code {
    opacity: 1;
    transform: translateY(0);
}

/* Favorite star — circular glassmorphism */
.rpv-deck .rpv-swatch__fav {
    position: absolute;
    top: var(--rpv-space-2);
    right: var(--rpv-space-2);
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: #0D2C4C;
    font-size: 13px;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    line-height: 1;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-swatch:hover .rpv-swatch__fav,
.rpv-deck .rpv-swatch__fav[aria-pressed="true"] {
    opacity: 1;
    transform: scale(1);
}

.rpv-deck .rpv-swatch__fav:hover {
    transform: scale(1.12);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
    background: rgba(255, 255, 255, 0.55);
    color: #C20E1A;
}

.rpv-deck .rpv-swatch__fav[aria-pressed="true"] {
    background: hsla(0, 0%, 100%, 0.60);
    backdrop-filter: blur(var(--rpv-glass-blur));
    border-color: rgba(194, 14, 26, 0.3);
    color: #C20E1A;
    box-shadow: 0 2px 12px rgba(194, 14, 26, 0.2);
}

/* Visualize button on swatch */
.rpv-swatch__viz {
    position: absolute;
    bottom: var(--rpv-space-2);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--rpv-space-1) var(--rpv-space-2);
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--rpv-radius-full);
    color: #fff;
    font-size: var(--rpv-font-size-xs);
    font-weight: var(--rpv-font-weight-medium);
    white-space: nowrap;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                background var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    z-index: 2;
    min-height: 28px;
    min-width: 44px;
}

.rpv-swatch:hover .rpv-swatch__viz,
.rpv-swatch:focus-within .rpv-swatch__viz {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.rpv-swatch__viz:hover {
    background: var(--rpv-color-accent);
    border-color: var(--rpv-color-accent);
    box-shadow: var(--rpv-shadow-md);
}

.rpv-swatch__viz:focus-visible {
    outline: 2px solid var(--rpv-color-focus);
    outline-offset: 2px;
}

/* On touch devices, always show the visualize button */
@media (hover: none) and (pointer: coarse) {
    .rpv-swatch__viz {
        opacity: 0.85;
        transform: translateX(-50%) translateY(0);
    }
}

/* Empty state */
.rpv-deck__empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--rpv-space-8) var(--rpv-space-5);
    color: var(--rpv-color-muted);
    font-size: var(--rpv-font-size-base);
}

/* Loading skeleton */
.rpv-skeleton {
    position: relative;
    overflow: hidden;
    background: var(--rpv-color-border);
    border-radius: var(--rpv-radius-md);
}

.rpv-skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    animation: rpv-shimmer 1.2s ease-in-out infinite;
}

.rpv-skeleton--swatch {
    aspect-ratio: 1 / 1;
}

@keyframes rpv-shimmer {
    to { transform: translateX(100%); }
}

/* ── Bottom sheet ───────────────────────────────── */

.rpv-sheet {
    position: fixed;
    inset: 0;
    z-index: var(--rpv-z-sheet);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    pointer-events: none;
    visibility: hidden;
}

.rpv-sheet[aria-hidden="false"] {
    pointer-events: auto;
    visibility: visible;
}

.rpv-sheet__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    opacity: 0;
    transition: opacity var(--rpv-duration-slow) var(--rpv-ease-out);
}

.rpv-sheet[aria-hidden="false"] .rpv-sheet__backdrop {
    opacity: 1;
}

.rpv-sheet__dock {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rpv-sheet__panel {
    position: relative;
    width: 100%;
    max-width: 560px;
    max-height: 85vh;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    background: var(--rpv-glass-sheet-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    border: 1px solid var(--rpv-glass-sheet-border);
    border-radius: var(--rpv-radius-xl) var(--rpv-radius-xl) 0 0;
    box-shadow: var(--rpv-glass-shadow);
    transform: translateY(100%);
    transition: transform var(--rpv-motion-sheet);
    padding: 0 var(--rpv-space-5) var(--rpv-space-6);
    touch-action: pan-y;
    z-index: 1;
}

.rpv-sheet__panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    pointer-events: none;
}

.rpv-sheet__panel::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), transparent, rgba(255, 255, 255, 0.3));
    pointer-events: none;
}

.rpv-sheet[aria-hidden="false"] .rpv-sheet__panel {
    transform: translateY(0);
}


.rpv-sheet__dock--out-left .rpv-sheet__panel {
    animation: rpv-sheet-panel-out-left 320ms cubic-bezier(0.4, 0, 0.2, 1) both;
}

.rpv-sheet__dock--out-right .rpv-sheet__panel {
    animation: rpv-sheet-panel-out-right 320ms cubic-bezier(0.4, 0, 0.2, 1) both;
}

.rpv-sheet__dock--in-left .rpv-sheet__panel {
    animation: rpv-sheet-panel-in-left 340ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.rpv-sheet__dock--in-right .rpv-sheet__panel {
    animation: rpv-sheet-panel-in-right 340ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes rpv-sheet-panel-out-left {
    from { transform: translateX(0); }
    to { transform: translateX(-105vw); }
}

@keyframes rpv-sheet-panel-out-right {
    from { transform: translateX(0); }
    to { transform: translateX(105vw); }
}

@keyframes rpv-sheet-panel-in-left {
    from { transform: translateX(-105vw); }
    to { transform: translateX(0); }
}

@keyframes rpv-sheet-panel-in-right {
    from { transform: translateX(105vw); }
    to { transform: translateX(0); }
}

/* Closing animation — keep visible while panel slides out */
.rpv-sheet.rpv-sheet--closing {
    visibility: visible;
    pointer-events: none;
}

.rpv-sheet.rpv-sheet--closing .rpv-sheet__backdrop {
    opacity: 0;
}

.rpv-sheet.rpv-sheet--closing .rpv-sheet__panel {
    transform: translateY(100%);
}

.rpv-sheet__handle {
    width: 36px;
    height: 4px;
    margin: var(--rpv-space-3) auto var(--rpv-space-4);
    border-radius: var(--rpv-radius-full);
    background: var(--rpv-color-border);
}

/* Sheet content layout */
.rpv-sheet__preview {
    width: 100%;
    aspect-ratio: 2 / 1;
    border-radius: var(--rpv-radius-lg);
    margin-top: var(--rpv-space-6);
    margin-bottom: var(--rpv-space-5);
}

.rpv-sheet__name {
    margin: 0 0 var(--rpv-space-1);
    font-size: var(--rpv-font-size-xl);
    font-weight: var(--rpv-font-weight-bold);
    color: var(--rpv-color-text);
}

.rpv-sheet__code {
    margin: 0 0 var(--rpv-space-4);
    font-size: var(--rpv-font-size-sm);
    color: var(--rpv-color-bg);
}

.rpv-sheet__meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--rpv-space-3);
    margin-bottom: var(--rpv-space-5);
}

.rpv-sheet__meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.rpv-sheet__meta-label {
    font-size: var(--rpv-font-size-xs);
    font-weight: var(--rpv-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--rpv-color-bg);
}

.rpv-sheet__meta-value {
    font-size: var(--rpv-font-size-base);
    font-weight: var(--rpv-font-weight-medium);
    color: var(--rpv-color-text);
}

.rpv-sheet__content {
    position: relative;
}


.rpv-sheet__swipe-hint {
    margin: var(--rpv-space-4) 0 0;
    text-align: center;
    font-size: var(--rpv-font-size-xs);
    letter-spacing: 0.02em;
    color: var(--rpv-color-bg);
    opacity: 0.88;
}

.rpv-sheet__side-nav {
    display: none;
    position: relative;
    z-index: calc(var(--rpv-z-sheet) + 1);
    width: 44px;
    height: 44px;
    font-size: 20px;
    flex: 0 0 auto;
}

.rpv-sheet__side-nav--prev {
    margin-right: var(--rpv-space-3);
}

.rpv-sheet__side-nav--next {
    margin-left: var(--rpv-space-3);
}

.rpv-deck .rpv-sheet__side-nav[disabled] {
    cursor: not-allowed;
    opacity: 0.5;
    transform: none;
}

.rpv-deck .rpv-sheet__side-nav[disabled]:hover {
    background: var(--rpv-glass-bg);
    color: var(--rpv-color-muted);
    transform: none;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-sheet__actions {
    display: flex;
    gap: var(--rpv-space-2);
    margin-top: var(--rpv-space-4);
}


.rpv-deck .rpv-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 var(--rpv-space-5);
    border: 1px solid var(--rpv-glass-border);
    border-radius: var(--rpv-radius-lg);
    background: var(--rpv-glass-bg);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-text);
    font-size: var(--rpv-font-size-base);
    font-weight: var(--rpv-font-weight-medium);
    cursor: pointer;
    transition: background var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-btn:hover {
    background: rgba(255, 255, 255, 0.85);
    transform: translateY(-1px);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
}

.rpv-deck .rpv-btn--primary {
    background: var(--rpv-color-accent);
    border-color: var(--rpv-color-accent);
    color: #fff;
    box-shadow: 0 4px 14px rgba(13, 44, 76, 0.25);
}

.rpv-deck .rpv-btn--primary:hover {
    background: #0a2240;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(13, 44, 76, 0.35);
}

/* ── Responsive ─────────────────────────────────── */

@media (max-width: 1023px) {
    .rpv-sheet__side-nav {
        display: none !important;
    }
}

@media (max-width: 639px) {
    .rpv-toolbar__search {
        width: auto;
    }

    .rpv-search__field {
        position: absolute;
        top: calc(100% + var(--rpv-space-2));
        right: 0;
        width: min(280px, calc(100vw - (2 * var(--rpv-space-5))));
        max-width: calc(100vw - (2 * var(--rpv-space-5)));
        margin: 0;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-6px);
        z-index: 5;
        transition: opacity var(--rpv-duration-normal) var(--rpv-ease-out),
                    transform var(--rpv-duration-normal) var(--rpv-ease-out),
                    visibility 0s linear var(--rpv-duration-normal);
    }

    .rpv-search__field.rpv-search--open {
        margin: 0;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
        transition: opacity var(--rpv-duration-normal) var(--rpv-ease-out),
                    transform var(--rpv-duration-normal) var(--rpv-ease-out),
                    visibility 0s linear 0s;
    }

}

@media (min-width: 640px) {
    .rpv-deck__grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .rpv-toolbar__search {
        width: 240px;
    }
}

@media (min-width: 1024px) {
    .rpv-deck {
        padding: var(--rpv-space-5) var(--rpv-space-6);
    }

    .rpv-deck__toolbar {
        margin: 0 0 var(--rpv-space-6);
        padding: var(--rpv-space-3) var(--rpv-space-6);
        border-radius: var(--rpv-radius-xl);
    }

    .rpv-deck__grid {
        grid-template-columns: repeat(7, 1fr);
        gap: var(--rpv-space-4);
    }

    /* Desktop: sheet becomes centered card */
    .rpv-sheet {
        align-items: center;
        justify-content: center;
    }

    .rpv-sheet__dock {
        width: min(820px, calc(100vw - 2 * var(--rpv-space-6)));
        max-width: 820px;
    }

    .rpv-sheet__panel {
        flex: 1 1 auto;
        width: auto;
        max-width: none;
        border-radius: var(--rpv-radius-xl);
        border: 1px solid rgba(255, 255, 255, 0.35);
        max-height: 80vh;
        padding: 0 var(--rpv-space-6) var(--rpv-space-7);
        transform: translateY(100vh);
        touch-action: pan-y;
    }

    .rpv-sheet.rpv-sheet--closing .rpv-sheet__panel {
        transform: translateY(100vh);
    }

    .rpv-sheet__handle {
        display: none;
    }

    .rpv-sheet__side-nav {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .rpv-sheet__side-nav--prev {
        margin-right: var(--rpv-space-4);
    }

    .rpv-sheet__side-nav--next {
        margin-left: var(--rpv-space-4);
    }

    /* Desktop: show visualize button always on swatches */
    .rpv-swatch__viz {
        opacity: 0.85;
    }
}

/* Tablet breakpoint (landscape tablets, small laptops) */
@media (min-width: 768px) and (max-width: 1023px) {
    .rpv-deck {
        padding: var(--rpv-space-4) var(--rpv-space-5);
    }

    .rpv-deck__toolbar {
        margin: 0 0 var(--rpv-space-5);
        padding: var(--rpv-space-3) var(--rpv-space-4);
    }

    .rpv-deck__grid {
        grid-template-columns: repeat(6, 1fr);
        gap: var(--rpv-space-3);
    }

    .rpv-swatch {
        min-height: 80px;
    }

    /* On tablet, show visualize button on hover */
    .rpv-swatch:hover .rpv-swatch__viz {
        opacity: 1;
    }
}

/* Large tablet / small desktop (1024px - 1279px) */
@media (min-width: 1024px) and (max-width: 1279px) {
    .rpv-deck__grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

/* Hide favorite button on mobile and tablet */
@media (max-width: 1023px) {
    .rpv-deck .rpv-swatch__fav {
        display: none !important;
    }
}

/* -- Fullscreen Color Swatch ------------------------- */

.rpv-fullscreen {
    position: fixed;
    inset: 0;
    z-index: calc(var(--rpv-z-sheet) + 100);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    touch-action: pan-y;
    user-select: none;
    -webkit-user-select: none;
    transition: opacity var(--rpv-duration-normal) var(--rpv-ease-out),
                visibility 0s linear var(--rpv-duration-normal);
}

.rpv-fullscreen * {
    -webkit-user-select: none;
    user-select: none;
}

.rpv-fullscreen[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
    transition: opacity var(--rpv-duration-normal) var(--rpv-ease-out),
                visibility 0s linear 0s;
}

.rpv-fullscreen[aria-hidden="false"] .rpv-fullscreen__info {
    cursor: grab;
}

.rpv-fullscreen__color {
    position: absolute;
    inset: 0;
    transition: transform var(--rpv-duration-slow) var(--rpv-ease-out);
}

.rpv-fullscreen {
    --rpv-fullscreen-drag-x: 0px;
}

.rpv-fullscreen__color,
.rpv-fullscreen__info {
    will-change: transform, opacity;
}

.rpv-fullscreen--dragging,
.rpv-fullscreen--dragging * {
    cursor: grabbing !important;
}

.rpv-fullscreen--dragging .rpv-fullscreen__color,
.rpv-fullscreen--dragging .rpv-fullscreen__info {
    transition: transform 90ms linear, opacity 160ms ease-out;
    transform: translate3d(var(--rpv-fullscreen-drag-x), 0, 0);
    pointer-events: none;
}

.rpv-fullscreen--slide-left .rpv-fullscreen__color,
.rpv-fullscreen--slide-left .rpv-fullscreen__info {
    animation: rpv-fullscreen-in-right 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.rpv-fullscreen--slide-right .rpv-fullscreen__color,
.rpv-fullscreen--slide-right .rpv-fullscreen__info {
    animation: rpv-fullscreen-in-left 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes rpv-fullscreen-in-right {
    0% {
        transform: translate3d(78px, 0, 0);
        opacity: 0.5;
    }
    55% {
        opacity: 0.88;
    }
    100% {
        transform: translate3d(0, 0, 0);
        opacity: 1;
    }
}

@keyframes rpv-fullscreen-in-left {
    0% {
        transform: translate3d(-78px, 0, 0);
        opacity: 0.5;
    }
    55% {
        opacity: 0.88;
    }
    100% {
        transform: translate3d(0, 0, 0);
        opacity: 1;
    }
}

.rpv-fullscreen__info {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--rpv-space-3);
    padding: var(--rpv-space-5);
    background: var(--rpv-glass-sheet-bg);
    border: 1px solid var(--rpv-glass-sheet-border);
    border-radius: var(--rpv-radius-xl);
    box-shadow: var(--rpv-glass-shadow);
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-text);
    text-align: center;
    user-select: none;
    -webkit-user-select: none;
    -webkit-user-drag: none;
}

.rpv-fullscreen__name {
    font-size: var(--rpv-font-size-xl);
    font-weight: var(--rpv-font-weight-bold);
    margin: 0;
    user-select: none;
    -webkit-user-select: none;
}

.rpv-fullscreen__hex {
    font-size: var(--rpv-font-size-lg);
    font-family: monospace;
    opacity: 0.9;
    user-select: none;
    -webkit-user-select: none;
}

.rpv-fullscreen__hint {
    font-size: var(--rpv-font-size-xs);
    opacity: 0.7;
    margin-top: var(--rpv-space-1);
    user-select: none;
    -webkit-user-select: none;
}

.rpv-deck .rpv-fullscreen__close {
    position: absolute;
    bottom: 15%;
    left: 50%;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rpv-glass-border) !important;
    border-radius: var(--rpv-radius-full) !important;
    background: var(--rpv-glass-bg) !important;
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-text) !important;
    font-size: 18px;
    cursor: pointer;
    transition: opacity var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    line-height: 1;
    box-shadow: var(--rpv-glass-shadow-btn);
    z-index: 20;
    opacity: 1;
    transform: translateX(-50%) scale(1);
    padding: 0;
    padding-bottom: 2px;
}

.rpv-deck .rpv-fullscreen__close:hover {
    transform: translateX(-50%) scale(1.12);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
    background: rgba(255, 255, 255, 0.55) !important;
}

.rpv-deck .rpv-fullscreen__close:focus-visible {
    outline: 2px solid var(--rpv-color-focus);
    outline-offset: 2px;
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

.rpv-deck .rpv-fullscreen__nav {
    position: absolute;
    top: 50%;
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-50%);
    z-index: 20;
}

.rpv-deck .rpv-fullscreen__nav--prev {
    left: var(--rpv-space-5);
}

.rpv-deck .rpv-fullscreen__nav--next {
    right: var(--rpv-space-5);
}

.rpv-deck .rpv-fullscreen__nav[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
}

.rpv-deck .rpv-fullscreen__nav[disabled]:hover {
    transform: translateY(-50%);
    box-shadow: var(--rpv-glass-shadow-btn);
}

/* Preview fullscreen toggle button */
.rpv-sheet__preview-wrap {
    position: relative;
    cursor: pointer;
}

.rpv-sheet__preview {
    width: 100%;
    aspect-ratio: 2 / 1;
    border-radius: var(--rpv-radius-lg);
    margin-top: var(--rpv-space-6);
    margin-bottom: var(--rpv-space-5);
    transition: transform var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
}

.rpv-sheet__preview-wrap:hover .rpv-sheet__preview {
    transform: scale(1.01);
    box-shadow: var(--rpv-shadow-md);
}

.rpv-deck .rpv-sheet__fullscreen-btn {
    position: absolute;
    bottom: var(--rpv-space-2);
    right: var(--rpv-space-2);
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rpv-glass-border) !important;
    border-radius: var(--rpv-radius-full) !important;
    background: var(--rpv-glass-bg) !important;
    backdrop-filter: blur(var(--rpv-glass-blur));
    -webkit-backdrop-filter: blur(var(--rpv-glass-blur));
    color: var(--rpv-color-text) !important;
    font-size: 14px;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--rpv-motion-ui),
                transform var(--rpv-motion-ui),
                background var(--rpv-motion-ui),
                color var(--rpv-motion-ui),
                border-color var(--rpv-motion-ui),
                box-shadow var(--rpv-motion-ui);
    line-height: 1;
    box-shadow: var(--rpv-glass-shadow-btn);
}

.rpv-deck .rpv-sheet__preview-wrap:hover .rpv-sheet__fullscreen-btn,
.rpv-deck .rpv-sheet__preview-wrap:focus-within .rpv-sheet__fullscreen-btn {
    opacity: 1;
    transform: scale(1);
}

.rpv-deck .rpv-sheet__fullscreen-btn:hover {
    transform: scale(1.12);
    box-shadow: var(--rpv-glass-shadow-btn-hover);
    background: rgba(255, 255, 255, 0.55) !important;
}

.rpv-deck .rpv-sheet__fullscreen-btn:focus-visible {
    outline: 2px solid var(--rpv-color-focus);
    outline-offset: 2px;
    opacity: 1;
    transform: scale(1);
}

/* Mobile hint for fullscreen feature */
.rpv-sheet__preview-hint {
    position: absolute;
    bottom: var(--rpv-space-2);
    left: var(--rpv-space-2);
    padding: var(--rpv-space-1) var(--rpv-space-2);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: #fff;
    font-size: var(--rpv-font-size-xs);
    border-radius: var(--rpv-radius-sm);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--rpv-motion-ui);
}

/* Only show hint on mobile/tablet */
@media (max-width: 1023px) {
    .rpv-sheet__preview-wrap .rpv-sheet__preview-hint {
        opacity: 1;
    }

    .rpv-deck .rpv-fullscreen__nav {
        display: none;
    }
}