/* css/components/viewer.css */

/* ══════════════════════════════════════════
   REELS VIEWER
   ══════════════════════════════════════════ */
#reels-viewer {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
    touch-action: none;
}
#viewer-bg { position: absolute; inset: 0; z-index: 1; transition: background 1.2s ease-in-out; }
#viewer-display { position: relative; width: 100%; height: 100%; display: flex; justify-content: center; align-items: center; z-index: 2; }
#artwork-frame { position: relative; width: 100%; height: 100%; overflow: hidden; display: flex; justify-content: center; align-items: center; }
/* Capas del double-buffer */
.artwork-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    overflow: hidden;
    will-change: opacity;
    transition: opacity 300ms var(--ease-out-editorial, cubic-bezier(0.23, 1, 0.32, 1));
    display: flex;
    justify-content: center;
    align-items: center;
}
.artwork-layer.is-active {
    z-index: 2;
    opacity: 1;
}
.artwork-layer:not(.is-active) {
    z-index: 1;
    opacity: 0;
}
.artwork-layer img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    will-change: transform;
    display: block !important;
    opacity: 1 !important;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: high-quality;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}
#active-artwork-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    z-index: 3;
    will-change: opacity;
    transition: opacity 0.8s ease-in-out;
}

/* Las 8 animaciones Ken Burns nítidas (escala sutil 1.00 a 1.04) */
@keyframes kb-zoom-in        { from { transform: scale(1.00); }                    to { transform: scale(1.04); } }
@keyframes kb-zoom-out       { from { transform: scale(1.04); }                    to { transform: scale(1.00); } }
@keyframes kb-pan-left       { from { transform: scale(1.02) translateX(-1.5%); }  to { transform: scale(1.02) translateX(1.5%); } }
@keyframes kb-pan-right      { from { transform: scale(1.02) translateX(1.5%); }   to { transform: scale(1.02) translateX(-1.5%); } }
@keyframes kb-pan-up         { from { transform: scale(1.02) translateY(-1%); }    to { transform: scale(1.02) translateY(1%); } }
@keyframes kb-pan-down       { from { transform: scale(1.02) translateY(1%); }     to { transform: scale(1.02) translateY(-1%); } }
@keyframes kb-diag-ur        { from { transform: scale(1.00) translate(-1%, 0.8%); } to { transform: scale(1.04) translate(0.8%, -0.8%); } }
@keyframes kb-diag-dl        { from { transform: scale(1.00) translate(1%, -0.8%); } to { transform: scale(1.04) translate(-0.8%, 0.8%); } }

/* Clases de activación */
.kb-zoom-in   { animation: kb-zoom-in   11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-zoom-out  { animation: kb-zoom-out  11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-pan-left  { animation: kb-pan-left  11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-pan-right { animation: kb-pan-right 11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-pan-up    { animation: kb-pan-up    11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-pan-down  { animation: kb-pan-down  11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-diag-ur   { animation: kb-diag-ur   11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }
.kb-diag-dl   { animation: kb-diag-dl   11s cubic-bezier(0.25,0.46,0.45,0.94) forwards; }

@media (prefers-reduced-motion: reduce) {
    .kb-zoom-in, .kb-zoom-out,
    .kb-pan-left, .kb-pan-right,
    .kb-pan-up, .kb-pan-down,
    .kb-diag-ur, .kb-diag-dl {
        animation: none !important;
        transform: none !important;
    }
}

/* Viewer Back Area (top-left) */
#viewer-back-area {
    position: absolute;
    top: 1.5rem; left: 1.5rem;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: opacity var(--duration-fast, 140ms) ease;
}
.viewer-back-btn {
    background: rgba(0,0,0,0.35);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 50%;
    width: 44px; height: 44px;
    min-width: 44px; min-height: 44px;
    color: #fff;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: transform var(--duration-fast, 140ms) var(--ease-out-editorial, cubic-bezier(0.23, 1, 0.32, 1)),
                background var(--duration-fast, 140ms) ease,
                border-color var(--duration-fast, 140ms) ease;
    flex-shrink: 0;
}
@media (hover: hover) and (pointer: fine) {
    .viewer-back-btn:hover { background: rgba(0,0,0,0.6); border-color: rgba(255,255,255,0.3); }
}
.viewer-back-btn:active {
    transform: scale(0.94);
}
.viewer-back-btn svg { width: 18px; height: 18px; fill: currentColor; }
.viewer-series-name {
    font-family: var(--font-display);
    font-size: clamp(0.75rem,1.5vw,0.95rem);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
    text-shadow: 0 1px 10px rgba(0,0,0,0.6);
    white-space: nowrap;
}

/* Progress indicator (top center) */
#viewer-progress {
    position: absolute;
    top: 1.5rem; left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.55);
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(8px);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: opacity 0.4s ease;
}
#viewer-progress.hidden { opacity: 0; pointer-events: none; }
#progress-current { color: rgba(255,255,255,0.95); font-weight: 600; }
.progress-sep { opacity: 0.4; }

/* Slide playback progress bar at very top */
#viewer-timer-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.15);
    z-index: 100;
    pointer-events: none;
    overflow: hidden;
}
#viewer-timer-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--accent-warm, #c8a96e);
    box-shadow: 0 0 8px var(--accent-warm, #c8a96e);
    transition: width 0.1s linear;
}

/* Glass panels */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(var(--blur-glass));
    -webkit-backdrop-filter: blur(var(--blur-glass));
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-premium), var(--shadow-inset);
    border-radius: 16px;
    z-index: 10;
    transition: var(--transition-smooth);
}

/* Artwork info panel — raised for breathing room */
#artwork-info {
    position: absolute;
    bottom: 120px; /* brought closer to controls */
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: calc(100% - 80px);
    max-width: 900px;
    padding: 0.75rem 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 1.5rem;
    align-items: center;
    transition: var(--transition-smooth);
}
#artwork-info.hidden {
    transform: translateX(-50%) translateY(30px);
    opacity: 0; visibility: hidden; pointer-events: none;
}

/* Compact layout for works without critique review */
#artwork-info.no-review {
    max-width: 420px;
    grid-template-columns: 1fr;
    padding: 0.6rem 1.25rem;
}
#artwork-info.no-review .info-header {
    align-items: center;
    text-align: center;
}
#artwork-info.no-review .info-body {
    display: none !important;
}

.info-header { display: block; }
#info-title {
    font-family: var(--font-display);
    font-size: 1.25rem; font-weight: 400; line-height: 1.15;
    margin-bottom: 0.15rem;
    color: var(--text-primary);
    text-transform: uppercase; letter-spacing: 0.02em;
    transition: color 0.5s ease;
}
#info-meta {
    font-family: var(--font-sans); font-size: 0.72rem; font-weight: 600;
    color: var(--text-secondary); letter-spacing: 0.08em; text-transform: uppercase;
    transition: color 0.5s ease;
    display: inline;
}
#info-dimensions {
    font-family: var(--font-sans); font-size: 0.72rem; font-weight: 500;
    color: var(--text-secondary); margin-top: 0; opacity: 0.95;
    transition: color 0.5s ease;
    display: inline;
}
#info-dimensions::before {
    content: " • ";
    margin: 0 0.25rem;
    opacity: 0.75;
}
.info-body { border-left: 1px solid var(--border-glass); padding-left: 1.5rem; display: flex; align-items: center; }
#info-review {
    font-family: var(--font-serif); font-size: 0.92rem; line-height: 1.6;
    color: var(--text-primary); text-wrap: pretty;
    transition: color 0.5s ease;
}

/* Controls bar */
#viewer-controls {
    position: absolute;
    bottom: 40px; left: 50%;
    transform: translateX(-50%);
    display: flex; align-items: center;
    padding: 0.7rem 1.5rem; gap: 0.65rem;
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 15px 30px rgba(0,0,0,0.5);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.control-btn {
    background: transparent; border: none;
    color: var(--text-primary);
    width: 44px; height: 44px;
    min-width: 44px; min-height: 44px;
    border-radius: 50%; cursor: pointer;
    display: flex; justify-content: center; align-items: center;
    transition: transform var(--duration-fast, 140ms) var(--ease-out-editorial, cubic-bezier(0.23, 1, 0.32, 1)),
                background-color var(--duration-fast, 140ms) ease,
                color var(--duration-fast, 140ms) ease;
}
.control-btn svg { width: 20px; height: 20px; fill: currentColor; }
@media (hover: hover) and (pointer: fine) {
    .control-btn:hover { background: rgba(255,255,255,0.12); color: var(--accent); transform: scale(1.08); }
}
.control-btn:active { transform: scale(0.92); }
#viewer-controls .divider { width: 1px; height: 22px; background: var(--border-glass); }

/* Play/Pause */
#btn-play .icon-play  { display: none; }
#btn-play .icon-pause { display: block; }
#btn-play:not(.playing) .icon-play  { display: block; }
#btn-play:not(.playing) .icon-pause { display: none; }
/* Mode */
#btn-mode .icon-seq { display: block; }
#btn-mode .icon-rand { display: none; }
#btn-mode.random .icon-seq { display: none; }
#btn-mode.random .icon-rand { display: block; }
/* Active states */
#btn-info-toggle.active { color: var(--accent); }
#btn-catalog.active     { color: var(--accent); }

/* Contemplation Mode & Hold Pause Gesture */
body.contemplation-mode #viewer-controls,
body.contemplation-mode #viewer-progress,
body.contemplation-mode #artwork-info,
body.contemplation-mode #viewer-back-area,
body.contemplation-mode #viewer-top-right,
#reels-viewer.viewer-holding #viewer-controls,
#reels-viewer.viewer-holding #viewer-progress,
#reels-viewer.viewer-holding #artwork-info,
#reels-viewer.viewer-holding #viewer-back-area,
#reels-viewer.viewer-holding #viewer-top-right {
    opacity: 0; pointer-events: none;
}
body.contemplation-mode #viewer-controls,
#reels-viewer.viewer-holding #viewer-controls { transform: translateX(-50%) translateY(20px); }

/* Thumbnail Catalog */
#viewer-catalog {
    position: absolute; inset: 0;
    z-index: 20;
    background: rgba(0,0,0,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex; flex-direction: column;
    animation: paneIn 0.3s ease;
}
#viewer-catalog[hidden] { display: none; }
.catalog-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
    gap: 1.5rem;
}
.catalog-title {
    font-family: var(--font-display);
    font-size: clamp(1.2rem,3vw,1.8rem);
    font-weight: 400; letter-spacing: 0.08em;
    text-transform: uppercase; color: #fff;
}
.catalog-close-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff; cursor: pointer;
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s ease;
}
.catalog-close-btn:hover { background: rgba(255,255,255,0.2); }
.catalog-close-btn:active { transform: scale(0.94); }
.catalog-close-btn svg { width: 18px; height: 18px; fill: currentColor; }
.catalog-grid {
    flex: 1; overflow-y: auto;
    padding: 1.5rem 2rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px,1fr));
    gap: 0.75rem;
    align-content: start;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.2) transparent;
    touch-action: pan-y;
}
.catalog-grid::-webkit-scrollbar { width: 4px; }
.catalog-grid::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 2px; }
.catalog-thumb {
    position: relative; aspect-ratio: 3/2;
    border-radius: 8px; overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform var(--duration-fast, 140ms) var(--ease-out-editorial, cubic-bezier(0.23, 1, 0.32, 1)),
                border-color var(--duration-fast, 140ms) ease,
                box-shadow var(--duration-fast, 140ms) ease;
}
@media (hover: hover) and (pointer: fine) {
    .catalog-thumb:hover { border-color: rgba(255,255,255,0.5); transform: scale(1.03); }
}
.catalog-thumb:active { transform: scale(0.96); }
.catalog-thumb.active { border-color: #fff; box-shadow: 0 0 0 1px rgba(255,255,255,0.3); }
.catalog-thumb img { width: 100%; height: 100%; object-fit: cover; }
.catalog-thumb-label {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 0.4rem 0.5rem;
    font-family: var(--font-sans); font-size: 0.62rem; font-weight: 500;
    color: #fff;
    background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 100%);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    opacity: 0; transition: opacity 0.25s ease;
}
.catalog-thumb:hover .catalog-thumb-label { opacity: 1; }

/* Viewer top-right layout */
#viewer-top-right {
    position: absolute;
    top: 1.5rem; right: 1.5rem;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: opacity 0.4s ease;
}

/* Viewer pills adjustments */
.viewer-theme-pill, .viewer-lang-pill {
    background: rgba(0,0,0,0.35) !important;
    border-color: rgba(255,255,255,0.15) !important;
}
.viewer-theme-pill .pill-icon { fill: rgba(255,255,255,0.7); }
.viewer-theme-pill .pill-thumb, .viewer-lang-pill .pill-thumb { background: #fff; }
.viewer-lang-pill .lang-label-es, .viewer-lang-pill .lang-label-en { color: rgba(255,255,255,0.5) !important; }
.viewer-lang-pill .lang-label-es.active, .viewer-lang-pill .lang-label-en.active { color: #fff !important; }

/* ── Cinematic Dark Overlays (Option 1) ────────────────────── */
#reels-viewer #artwork-info,
#reels-viewer #viewer-controls {
    background: rgba(15, 15, 20, 0.45) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.55), inset 0 1px 1px rgba(255, 255, 255, 0.05) !important;
}

#reels-viewer #artwork-info {
    color: #e5e6eb !important;
}

#reels-viewer #info-title {
    color: #e5e6eb !important;
}

#reels-viewer #info-meta,
#reels-viewer #info-dimensions {
    color: #9a9a9a !important;
}

#reels-viewer #info-review {
    color: #e5e6eb !important;
}

#reels-viewer .info-body {
    border-left: 1px solid rgba(255, 255, 255, 0.1) !important;
}

#reels-viewer .control-btn {
    color: #e5e6eb !important;
}

#reels-viewer .control-btn:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    color: #c8a96e !important;
}

#reels-viewer #viewer-controls .divider {
    background: rgba(255, 255, 255, 0.1) !important;
}

@media (max-width: 768px) {
    #reels-viewer .info-body {
        border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
        border-left: none !important;
    }
}


/* Responsive Viewer styles */
@media (max-width: 768px) {
    #artwork-info {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        width: calc(100% - 32px);
        bottom: 105px;
        padding: 0.65rem 1rem;
        max-height: 200px;
        overflow-y: auto;
        touch-action: pan-y;
    }
    #artwork-info.no-review {
        max-width: 350px;
        max-height: none;
        padding: 0.5rem 1rem;
    }
    #artwork-info.no-review .info-header {
        align-items: center;
        text-align: center;
    }
    .info-body { border-left: none; padding-left: 0; border-top: 1px solid var(--border-glass); padding-top: 0.5rem; }
    .catalog-header { padding: 1rem 1.25rem; }
    .catalog-grid { grid-template-columns: repeat(auto-fill, minmax(100px,1fr)); gap: 0.5rem; padding: 1rem; }
    .catalog-thumb-label {
        opacity: 1 !important;
        font-size: 0.55rem;
        padding: 0.25rem 0.35rem;
    }
    .viewer-series-name { display: none; }
}

@media (max-width: 600px) {
    #artwork-info {
        bottom: 85px;
    }
    #viewer-controls {
        width: calc(100% - 24px);
        max-width: 440px;
        bottom: 25px;
        justify-content: space-between;
        padding: 0.4rem 0.5rem;
        gap: 0.2rem;
        overflow-x: auto;
        scrollbar-width: none;
    }
    #viewer-controls::-webkit-scrollbar {
        display: none;
    }
    #viewer-controls .control-btn {
        width: 36px;
        height: 36px;
        min-width: 34px;
        min-height: 34px;
        flex-shrink: 0;
    }
    #viewer-controls .control-btn svg {
        width: 18px;
        height: 18px;
    }
    #viewer-controls .divider { display: none; }
    #viewer-top-right { display: none !important; }
    #viewer-back-area { top: 1rem; left: 1rem; }
    #viewer-progress { top: 1rem; }
}

@media (max-width: 380px) {
    #viewer-controls {
        width: calc(100% - 16px);
        padding: 0.35rem 0.35rem;
        gap: 0.15rem;
    }
    #viewer-controls .control-btn {
        width: 32px;
        height: 32px;
        min-width: 30px;
        min-height: 30px;
    }
    #viewer-controls .control-btn svg {
        width: 16px;
        height: 16px;
    }
}

/* ── Cinematic Light Overlays (for artworks with light backgrounds) ────────────────── */
#reels-viewer.light-theme #artwork-info,
#reels-viewer.light-theme #viewer-controls {
    background: rgba(255, 255, 255, 0.65) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.8) !important;
}

#reels-viewer.light-theme #artwork-info {
    color: #1c1d1f !important;
}

#reels-viewer.light-theme #info-title {
    color: #1c1d1f !important;
}

#reels-viewer.light-theme #info-meta,
#reels-viewer.light-theme #info-dimensions {
    color: #525252 !important;
}

#reels-viewer.light-theme #info-review {
    color: #1c1d1f !important;
}

#reels-viewer.light-theme .info-body {
    border-left: 1px solid rgba(0, 0, 0, 0.1) !important;
}

#reels-viewer.light-theme .control-btn {
    color: #1c1d1f !important;
}

#reels-viewer.light-theme .control-btn:hover {
    background: rgba(0, 0, 0, 0.06) !important;
    color: #000 !important;
}

#reels-viewer.light-theme #viewer-controls .divider {
    background: rgba(0, 0, 0, 0.1) !important;
}

#reels-viewer.light-theme .viewer-back-btn {
    background: rgba(255, 255, 255, 0.6) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    color: #1c1d1f !important;
}
#reels-viewer.light-theme .viewer-back-btn:hover {
    background: rgba(255, 255, 255, 0.85) !important;
    border-color: rgba(0, 0, 0, 0.15) !important;
}
#reels-viewer.light-theme .viewer-series-name {
    color: rgba(0, 0, 0, 0.7) !important;
    text-shadow: none !important;
}

#reels-viewer.light-theme #viewer-progress {
    color: rgba(0, 0, 0, 0.6) !important;
    background: rgba(255, 255, 255, 0.6) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
}
#reels-viewer.light-theme #progress-current {
    color: rgba(0, 0, 0, 0.9) !important;
}

#reels-viewer.light-theme .viewer-theme-pill, 
#reels-viewer.light-theme .viewer-lang-pill {
    background: rgba(255, 255, 255, 0.6) !important;
    border-color: rgba(0, 0, 0, 0.1) !important;
}
#reels-viewer.light-theme .viewer-theme-pill .pill-icon {
    fill: rgba(0, 0, 0, 0.7) !important;
}
#reels-viewer.light-theme .viewer-theme-pill .pill-thumb, 
#reels-viewer.light-theme .viewer-lang-pill .pill-thumb {
    background: #000 !important;
}
#reels-viewer.light-theme .viewer-lang-pill .lang-label-es, 
#reels-viewer.light-theme .viewer-lang-pill .lang-label-en {
    color: rgba(0, 0, 0, 0.4) !important;
}
#reels-viewer.light-theme .viewer-lang-pill .lang-label-es.active, 
#reels-viewer.light-theme .viewer-lang-pill .lang-label-en.active {
    color: #000 !important;
}

@media (max-width: 768px) {
    #reels-viewer.light-theme .info-body {
        border-top: 1px solid rgba(0, 0, 0, 0.1) !important;
        border-left: none !important;
    }
}