{% extends "base.html" %}

{% block extra_head %}
<link rel="stylesheet" href="{{ url_for('static', filename='library_timeline.css') }}">
<style>
  body:not([data-nav-context="favorite"]) {
    padding-bottom: calc(96px + env(safe-area-inset-bottom)) !important;
  }
  .library-toolbar-wrap {
    position: sticky;
    top: 0;
    z-index: 30;
    margin: 0 -8px 10px;
    padding: 8px 8px 9px;
    background: linear-gradient(to bottom, rgba(249, 250, 251, 0.98) 72%, rgba(249, 250, 251, 0));
  }
  [data-theme="dark"] .library-toolbar-wrap {
    background: linear-gradient(to bottom, rgba(17, 24, 39, 0.98) 72%, rgba(17, 24, 39, 0));
  }
  .library-toolbar {
    max-width: 760px;
    margin: 0 auto;
  }
  .library-toolbar-row {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .mode-tabs {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    gap: 4px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    max-height: 38px;
    padding: 5px;
    border: 1px solid rgba(35, 34, 30, 0.055);
    border-radius: 15px;
    background: rgba(231, 230, 225, 0.64);
    transition: max-height 180ms ease, margin 180ms ease, padding 180ms ease, opacity 140ms ease;
  }
  .mode-tabs::-webkit-scrollbar {
    display: none;
  }
  .mode-tab {
    min-height: 28px;
    border: 0;
    background: transparent;
    color: rgba(35, 34, 30, 0.58);
    border-radius: 10px;
    padding: 5px 11px;
    font-size: 12px;
    font-weight: 570;
    line-height: 18px;
    white-space: nowrap;
    transition: color 140ms ease, background-color 140ms ease, box-shadow 160ms ease, transform 120ms ease;
  }
  .mode-tab:hover { color: rgba(35, 34, 30, 0.86); }
  .mode-tab:active { transform: scale(0.97); }
  .mode-tab:focus-visible {
    outline: 2px solid rgba(35, 34, 30, 0.72);
    outline-offset: 1px;
  }
  [data-theme="dark"] .mode-tabs {
    border-color: rgba(255, 255, 255, 0.055);
    background: rgba(46, 46, 43, 0.72);
  }
  [data-theme="dark"] .mode-tab {
    color: rgba(255, 255, 255, 0.58);
  }
  [data-theme="dark"] .mode-tab:hover { color: rgba(255, 255, 255, 0.9); }
  [data-theme="dark"] .mode-tab:focus-visible { outline-color: rgba(255, 255, 255, 0.8); }
  .mode-tab.is-active {
    background: rgba(255, 255, 255, 0.9);
    color: #24231f;
    box-shadow: 0 1px 2px rgba(32, 30, 24, 0.09), 0 4px 12px rgba(32, 30, 24, 0.045);
  }
  [data-theme="dark"] .mode-tab.is-active {
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.96);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 2px 9px rgba(0, 0, 0, 0.12);
  }
  .library-search {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    height: 46px;
    max-height: 0;
    margin-top: 0;
    min-height: 0;
    padding: 0 10px 0 14px;
    border: 1px solid rgba(35, 34, 30, 0.075);
    border-radius: 16px;
    background: rgba(247, 246, 242, 0.92);
    box-shadow: 0 1px 1px rgba(35, 34, 30, 0.025), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    visibility: hidden;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-4px);
    transition: max-height 180ms ease, margin 180ms ease, opacity 140ms ease, transform 180ms ease,
      background-color 160ms ease, border-color 160ms ease, box-shadow 180ms ease;
  }
  .library-toolbar.is-search-open .library-search {
    max-height: 46px;
    margin-top: 6px;
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }
  .library-search:focus-within {
    border-color: rgba(35, 34, 30, 0.2);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 1px 2px rgba(35, 34, 30, 0.05), 0 8px 24px rgba(35, 34, 30, 0.07);
  }
  .library-search-icon {
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
    color: rgba(35, 34, 30, 0.42);
    stroke-width: 2;
  }
  [data-theme="dark"] .library-search {
    border-color: rgba(255, 255, 255, 0.075);
    background: rgba(31, 31, 29, 0.9);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.045);
  }
  [data-theme="dark"] .library-search:focus-within {
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(36, 36, 34, 0.98);
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.18);
  }
  [data-theme="dark"] .library-search-icon { color: rgba(255, 255, 255, 0.42); }
  .library-search input {
    min-width: 0;
    height: 44px;
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: inherit;
    font-size: 14px;
  }
  .library-search input::-webkit-search-cancel-button { display: none; }
  .library-search input::placeholder { color: rgba(35, 34, 30, 0.4); }
  [data-theme="dark"] .library-search input::placeholder { color: rgba(255, 255, 255, 0.38); }
  .library-search-clear {
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 999px;
    color: rgba(35, 34, 30, 0.48);
    background: rgba(35, 34, 30, 0.07);
    transition: color 140ms ease, background-color 140ms ease, transform 120ms ease;
  }
  .library-search-clear:hover { color: #24231f; background: rgba(35, 34, 30, 0.11); }
  .library-search-clear:active { transform: scale(0.9); }
  .library-search-clear:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }
  .library-search-clear svg { width: 15px; height: 15px; stroke-width: 2.2; }
  .library-search-clear[hidden] { display: none; }
  [data-theme="dark"] .library-search-clear {
    color: rgba(255, 255, 255, 0.55);
    background: rgba(255, 255, 255, 0.09);
  }
  [data-theme="dark"] .library-search-clear:hover { color: #fff; background: rgba(255, 255, 255, 0.14); }
  .library-search-toggle {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(35, 34, 30, 0.055);
    border-radius: 13px;
    color: rgba(35, 34, 30, 0.52);
    background: rgba(231, 230, 225, 0.64);
    transition: color 140ms ease, background-color 140ms ease, transform 120ms ease;
  }
  .library-search-toggle svg { width: 17px; height: 17px; stroke-width: 2; }
  .library-search-toggle:hover,
  .library-search-toggle[aria-expanded="true"],
  .library-toolbar.is-searching .library-search-toggle {
    color: #24231f;
    background: rgba(255, 255, 255, 0.9);
  }
  .library-search-toggle:active { transform: scale(0.94); }
  .library-search-toggle:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }
  [data-theme="dark"] .library-search-toggle {
    border-color: rgba(255, 255, 255, 0.055);
    color: rgba(255, 255, 255, 0.58);
    background: rgba(46, 46, 43, 0.72);
  }
  [data-theme="dark"] .library-search-toggle:hover,
  [data-theme="dark"] .library-search-toggle[aria-expanded="true"],
  [data-theme="dark"] .library-toolbar.is-searching .library-search-toggle {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
  }
  @media (min-width: 768px) {
    .library-toolbar-wrap { margin-right: -12px; margin-left: -12px; padding-right: 12px; padding-left: 12px; }
  }
  @media (prefers-reduced-motion: reduce) {
    .mode-tabs, .mode-tab, .library-search, .library-search-clear, .library-search-toggle { transition-duration: 0.01ms !important; }
  }
  .collection-nav {
    display: flex;
    align-items: center;
    padding: 0 0 10px;
  }
  .collection-nav-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #475569;
    text-decoration: none;
    padding: 6px 8px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: rgba(255, 255, 255, 0.82);
  }
  .collection-nav-back svg {
    width: 14px;
    height: 14px;
  }
  [data-theme="dark"] .collection-nav-back {
    color: #cbd5e1;
    border-color: rgba(148, 163, 184, 0.2);
    background: rgba(30, 41, 59, 0.8);
  }
  .collection-identity { display: flex; align-items: center; gap: 14px; padding: 0 2px 16px; }
  .collection-identity-cover {
    position: relative;
    flex: 0 0 72px;
    width: 72px;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    border-radius: 15px;
    background: #dedbd1;
    box-shadow: inset 0 0 0 1px rgba(35, 34, 30, 0.05), 0 5px 18px rgba(35, 34, 30, 0.08);
  }
  [data-theme="dark"] .collection-identity-cover { background: #292925; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), 0 5px 18px rgba(0, 0, 0, 0.18); }
  .collection-identity-collage { position: absolute; inset: 0; display: grid; gap: 1.5px; background: rgba(248, 247, 242, 0.9); }
  [data-theme="dark"] .collection-identity-collage { background: rgba(25, 25, 22, 0.92); }
  .collection-identity-collage[data-count="1"] { grid-template-columns: 1fr; }
  .collection-identity-collage[data-count="2"] { grid-template-columns: 1.62fr 1fr; }
  .collection-identity-collage[data-count="3"] { grid-template: repeat(2, 1fr) / 1.62fr 1fr; }
  .collection-identity-collage[data-count="3"] .collection-identity-tile:first-child { grid-row: 1 / 3; }
  .collection-identity-collage[data-count="4"] { grid-template: 1.12fr 1fr / 1.18fr 1fr; }
  .collection-identity-tile { position: relative; min-width: 0; min-height: 0; overflow: hidden; }
  .collection-identity-tile img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .collection-identity-empty { position: absolute; inset: 0; display: grid; place-items: center; color: rgba(35, 34, 30, 0.28); }
  [data-theme="dark"] .collection-identity-empty { color: rgba(255, 255, 255, 0.28); }
  .collection-identity-empty svg { width: 20px; height: 20px; stroke-width: 1.6; }
  .collection-identity-copy { min-width: 0; flex: 1; }
  .collection-identity-title { margin: 0; color: #292822; font-size: clamp(22px, 5vw, 30px); font-weight: 660; line-height: 1.08; letter-spacing: -0.035em; }
  [data-theme="dark"] .collection-identity-title { color: rgba(255, 255, 255, 0.94); }
  .collection-identity-count { margin-top: 6px; color: rgba(35, 34, 30, 0.42); font-size: 11px; }
  [data-theme="dark"] .collection-identity-count { color: rgba(255, 255, 255, 0.4); }
  .collection-identity-description { display: -webkit-box; max-width: 560px; margin-top: 5px; overflow: hidden; color: rgba(35, 34, 30, 0.58); font-size: 12px; line-height: 1.45; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
  [data-theme="dark"] .collection-identity-description { color: rgba(255, 255, 255, 0.54); }
  @media (min-width: 768px) {
    .collection-identity { gap: 18px; padding-bottom: 20px; }
    .collection-identity-cover { flex-basis: 84px; width: 84px; border-radius: 17px; }
  }

  .masonry-grid {
    --wf-gap: 8px;
    display: flex;
    align-items: flex-start;
    gap: var(--wf-gap);
  }
  @media (min-width: 768px) {
    .masonry-grid { --wf-gap: 10px; }
  }
  .waterfall-col {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--wf-gap);
  }
  .media-tile {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    background: #0b0f15;
    cursor: pointer;
  }
  .media-tile img {
    width: 100%;
    height: auto;
    display: block;
  }
  .media-tile video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    background: #000;
  }
  .tile-video-badge {
    position: absolute;
    right: 8px;
    bottom: 8px;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.52);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.28);
    pointer-events: none;
  }
  .library-loading {
    text-align: center;
    color: #64748b;
    font-size: 12px;
    padding: 16px 0 8px;
  }
  .library-status-actions {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
  }
  .library-status-action {
    min-height: 34px;
    padding: 0 13px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 999px;
    color: #334155;
    background: rgba(255, 255, 255, 0.76);
    font-size: 12px;
    font-weight: 620;
  }
  [data-theme="dark"] .library-status-action {
    color: #e2e8f0;
    background: rgba(30, 41, 59, 0.72);
    border-color: rgba(148, 163, 184, 0.2);
  }
  .library-status-action[hidden] { display: none; }
  .masonry-grid.similar-groups-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  @media (min-width: 768px) {
    .masonry-grid.similar-groups-grid {
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }
  }
  @media (min-width: 1180px) {
    .masonry-grid.similar-groups-grid {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }
  }
  @media (min-width: 1536px) {
    .masonry-grid.similar-groups-grid {
      grid-template-columns: repeat(5, minmax(0, 1fr));
    }
  }
  .similar-group-card {
    aspect-ratio: 1 / 1;
    border-radius: 10px;
    overflow: hidden;
    background: #0b0f15;
    position: relative;
    min-height: 0;
  }
  .similar-group-grid {
    width: 100%;
    height: 100%;
    display: grid;
    gap: 2px;
  }
  .similar-group-card[data-layout="2"] .similar-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: 1fr;
  }
  .similar-group-card[data-layout="3"] .similar-group-grid {
    grid-template-columns: 2fr 1fr;
    grid-template-rows: repeat(2, minmax(0, 1fr));
  }
  .similar-group-card[data-layout="4"] .similar-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
  }
  .similar-group-card[data-layout="5"] .similar-group-grid {
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: repeat(2, minmax(0, 1fr));
  }
  .similar-group-card[data-layout="many"] .similar-group-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
  }
  .similar-group-link {
    display: block;
    position: relative;
    overflow: hidden;
    background: #111827;
  }
  .similar-group-card[data-layout="3"] .similar-group-link:first-child,
  .similar-group-card[data-layout="5"] .similar-group-link:first-child {
    grid-row: span 2;
  }
  .similar-group-card[data-layout="many"] .similar-group-link:first-child {
    grid-column: span 2;
    grid-row: span 2;
  }
  .similar-group-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .similar-group-count-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.48);
    color: #fff;
    font-size: 20px;
    line-height: 1;
    font-weight: 800;
    pointer-events: none;
  }
  .similar-group-link.has-count-overlay img {
    filter: saturate(0.88) brightness(0.78);
  }
  .similar-group-card[data-layout="2"] .similar-group-count-overlay,
  .similar-group-card[data-layout="3"] .similar-group-count-overlay,
  .similar-group-card[data-layout="4"] .similar-group-count-overlay,
  .similar-group-card[data-layout="5"] .similar-group-count-overlay {
    display: none;
  }
  /* Quick Flow Viewer */
  #quick-view {
    position: fixed;
    inset: 0;
    z-index: 260;
    background: #000;
    display: none;
    overflow: hidden;
    touch-action: none;
  }
  #quick-view.active {
    display: block;
  }
  #quick-feed-layer {
    position: absolute;
    inset: 0;
  }
  .quick-media {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #000;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.18s ease;
  }
  .quick-media.active {
    display: block;
    opacity: 1;
  }
  #quick-overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
  }
  #quick-close-top {
    position: absolute;
    top: calc(12px + env(safe-area-inset-top));
    right: 12px;
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 40;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: transform 0.15s ease, background 0.15s ease;
  }
  #quick-close-top:active {
    transform: scale(0.94);
    background: rgba(0, 0, 0, 0.66);
  }
  #quick-close-top svg {
    width: 18px;
    height: 18px;
  }
  .quick-counter {
    position: absolute;
    top: calc(14px + env(safe-area-inset-top));
    left: 12px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.94);
    background: rgba(0, 0, 0, 0.42);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    padding: 4px 10px;
    z-index: 30;
  }
  #quick-controls {
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: calc(92px + env(safe-area-inset-bottom));
    height: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 30;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  #quick-controls.is-hidden {
    display: none;
  }
  .quick-time {
    color: rgba(255, 255, 255, 0.9);
    font-size: 11px;
    font-variant-numeric: tabular-nums;
    width: 38px;
    text-align: center;
  }
  .quick-progress-wrap {
    position: relative;
    flex: 1;
    height: 100%;
    display: flex;
    align-items: center;
  }
  #quick-progress {
    -webkit-appearance: none;
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: 2;
    cursor: pointer;
    margin: 0;
  }
  #quick-progress:disabled {
    cursor: default;
  }
  .quick-progress-track {
    position: absolute;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.2);
  }
  .quick-progress-fill {
    position: absolute;
    left: 0;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.95);
    width: 0%;
  }
  .quick-actions {
    position: absolute;
    right: 14px;
    bottom: calc(130px + env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 35;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .quick-btn {
    width: 46px;
    height: 46px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
    position: relative;
  }
  .quick-btn:active {
    transform: scale(0.92);
  }
  .quick-btn svg {
    width: 20px;
    height: 20px;
  }
  .quick-btn.is-favorited {
    background: rgba(239, 68, 68, 0.92);
    border-color: rgba(239, 68, 68, 0.96);
  }
  .quick-btn.is-active {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.78);
  }
  .quick-btn[data-current-cover="true"] {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.78);
    cursor: default;
  }
  .quick-btn .set-cover-current-icon { display: none; }
  .quick-btn[data-current-cover="true"] .set-cover-default-icon { display: none; }
  .quick-btn[data-current-cover="true"] .set-cover-current-icon { display: block; }
  .quick-btn.is-hidden {
    display: none;
  }
  .quick-btn .collection-count {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(15, 23, 42, 0.9);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
  }
  .quick-btn.has-collection {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.78);
  }
  .quick-btn.has-collection .collection-count {
    display: inline-flex;
  }
  #quick-speed {
    font-size: 14px;
    font-weight: 700;
    font-family: system-ui, -apple-system, sans-serif;
  }
  .quick-image-tool-wrap {
    position: relative;
  }
  .quick-zoom-options {
    position: absolute;
    right: 58px;
    bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transform: translateX(8px);
    transition: all 0.2s ease;
  }
  .quick-zoom-options.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
  }
  .quick-zoom-btn {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(0, 0, 0, 0.62);
    color: rgba(255, 255, 255, 0.75);
    font-size: 11px;
    font-weight: 700;
  }
  .quick-zoom-btn.active {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.78);
  }
  .quick-caption-panel {
    position: absolute;
    left: 16px;
    bottom: calc(114px + env(safe-area-inset-bottom));
    max-width: min(72vw, 420px);
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #fff;
    z-index: 32;
    display: flex;
    flex-direction: column;
    gap: 8px;
    backdrop-filter: blur(10px);
  }
  .quick-caption-panel.is-hidden {
    display: none;
  }
  .quick-caption-title {
    font-size: 14px;
    line-height: 1.4;
    font-weight: 600;
  }
  .quick-caption-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .quick-caption-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 11px;
    color: rgba(255, 255, 255, 0.86);
  }
  #quick-caption.is-loading::after {
    content: '';
    position: absolute;
    inset: 7px;
    border-radius: 999px;
    border: 1.5px solid rgba(255, 255, 255, 0.7);
    border-top-color: transparent;
    animation: quick-caption-spin 0.9s linear infinite;
  }
  #quick-caption {
    position: relative;
  }
  #quick-caption.is-loading i {
    opacity: 0.35;
  }
  #quick-caption.is-error::after {
    content: '';
    position: absolute;
    inset: 7px;
    border-radius: 999px;
    border: 1.5px solid rgba(248, 113, 113, 0.9);
  }
  @keyframes quick-caption-spin {
    to { transform: rotate(360deg); }
  }
  .quick-magnifier {
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
    background-repeat: no-repeat;
    background-color: #000;
    cursor: grab;
    z-index: 45;
    display: none;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.2s ease, width 0.2s ease, height 0.2s ease;
  }
  .quick-magnifier.quick-magnifier-large {
    width: 300px;
    height: 300px;
  }
  .quick-magnifier.active {
    display: block;
    transform: translate(-50%, -50%) scale(1);
  }
  #quick-play-status {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1);
    width: 78px;
    height: 78px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.46);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    z-index: 28;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.16s ease, transform 0.16s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }
  #quick-play-status.visible {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
  }
  #quick-play-status svg {
    width: 38px;
    height: 38px;
    fill: currentColor;
    stroke: none;
  }
  .quick-mag-badge {
    position: absolute;
    left: 50%;
    bottom: 10px;
    transform: translateX(-50%);
    border-radius: 10px;
    padding: 2px 6px;
    font-size: 10px;
    color: #fff;
    background: rgba(0, 0, 0, 0.55);
  }
  #quick-view.immersive .quick-actions,
  #quick-view.immersive #quick-controls,
  #quick-view.immersive .quick-counter,
  #quick-view.immersive .quick-caption-panel {
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
  }

  .quick-collection-modal {
    position: fixed;
    inset: 0;
    z-index: 280;
    background: rgba(15, 23, 42, 0.56);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s;
  }
  .quick-collection-modal.active {
    opacity: 1;
    pointer-events: auto;
  }
  .quick-collection-card {
    width: min(440px, 100%);
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: rgba(255, 255, 255, 0.98);
    color: #0f172a;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.3);
    padding: 12px;
    transform: translateY(20px);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
  }
  .quick-collection-modal.active .quick-collection-card {
    transform: translateY(0);
  }
  [data-theme="dark"] .quick-collection-card {
    background: rgba(15, 23, 42, 0.98);
    border-color: rgba(148, 163, 184, 0.2);
    color: #f8fafc;
  }
  .quick-collection-header {
    margin-bottom: 10px;
  }
  .quick-collection-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .quick-collection-header h3 {
    font-size: 14px;
    font-weight: 700;
  }
  .quick-collection-meta {
    margin-top: 4px;
    font-size: 11px;
    color: #64748b;
  }
  [data-theme="dark"] .quick-collection-meta {
    color: #94a3b8;
  }
  .quick-collection-close {
    width: 30px;
    height: 30px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .quick-collection-close svg {
    width: 15px;
    height: 15px;
  }
  .quick-collection-create {
    display: flex;
    gap: 8px;
    margin-top: 10px;
  }
  .quick-collection-create input {
    flex: 1;
    min-width: 0;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.32);
    background: rgba(248, 250, 252, 0.86);
    color: #0f172a;
    font-size: 13px;
    padding: 8px 10px;
  }
  [data-theme="dark"] .quick-collection-create input {
    background: rgba(15, 23, 42, 0.82);
    color: #f1f5f9;
    border-color: rgba(148, 163, 184, 0.2);
  }
  .quick-collection-create button {
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(15, 23, 42, 0.9);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 8px 12px;
  }
  [data-theme="dark"] .quick-collection-create button {
    background: rgba(226, 232, 240, 0.94);
    color: #0f172a;
  }
  .quick-collection-list {
    max-height: min(44vh, 320px);
    overflow: auto;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 10px;
    padding: 4px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: rgba(248, 250, 252, 0.78);
  }
  [data-theme="dark"] .quick-collection-list {
    background: rgba(15, 23, 42, 0.76);
    border-color: rgba(148, 163, 184, 0.2);
  }
  .quick-collection-item {
    border-radius: 8px;
    padding: 8px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    border: 1px solid transparent;
  }
  .quick-collection-item:hover {
    background: rgba(148, 163, 184, 0.12);
  }
  .quick-collection-item.is-pending {
    opacity: 0.6;
    pointer-events: none;
  }
  .quick-collection-item.is-selected {
    background: rgba(99, 102, 241, 0.07);
  }
  .quick-collection-item input[type="checkbox"] {
    position: absolute; opacity: 0; width: 0; height: 0;
  }
  .quick-collection-item span.coll-name {
    flex: 1;
    min-width: 0;
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .quick-collection-item .coll-icon {
    width: 28px; height: 28px;
    border-radius: 6px;
    background: rgba(148, 163, 184, 0.12);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; color: #64748b;
  }
  .quick-collection-item .coll-check {
    width: 20px; height: 20px;
    border-radius: 50%;
    border: 1.5px solid rgba(148, 163, 184, 0.45);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: background 0.15s, border-color 0.15s;
  }
  .quick-collection-item .coll-check svg { display: none; color: white; }
  .quick-collection-item.is-selected .coll-check {
    background: #6366f1;
    border-color: #6366f1;
  }
  .quick-collection-item.is-selected .coll-check svg { display: block; }
  .quick-collection-empty {
    text-align: center;
    font-size: 12px;
    color: #64748b;
    padding: 14px 8px;
  }
  [data-theme="dark"] .quick-collection-empty {
    color: #94a3b8;
  }
  .coll-drag-handle {
    width: 36px; height: 4px;
    border-radius: 2px;
    background: rgba(148, 163, 184, 0.35);
    margin: 12px auto 16px;
    display: none;
  }
  @media (max-width: 540px) {
    .quick-collection-modal {
      align-items: flex-end;
      padding: 0;
    }
    .quick-collection-card {
      width: 100%;
      border-radius: 20px 20px 0 0;
      transform: translateY(100%);
      padding: 0 12px 24px;
    }
    .quick-collection-modal.active .quick-collection-card {
      transform: translateY(0);
    }
    .coll-drag-handle { display: block; }
  }
</style>
{% endblock %}

{% block content %}
<main class="{% if scope in ['favorite', 'collection'] %}saved-page{% elif library_view == 'timeline' %}timeline-page-shell{% else %}container mx-auto px-2 pt-2 pb-1 md:px-3{% endif %}">
  {% if scope == 'all' and library_view == 'timeline' %}
  <header class="timeline-masthead">
    <div class="timeline-masthead-copy">
      <p class="timeline-kicker">PRIVATE ARCHIVE</p>
      <h1>时间里的影像</h1>
      <p class="timeline-intro">沿着月份，重新遇见那些被留在本地的片刻。</p>
    </div>
    <nav class="library-view-switch" aria-label="媒体库视图">
      <a class="is-active" href="/library" aria-current="page">时间线</a>
      <a href="/library?view=explore">探索</a>
    </nav>
  </header>
  <div class="timeline-sticky-bar" id="timeline-sticky-bar">
    <button class="timeline-current-date" id="timeline-current-date" type="button" aria-label="选择年份">
      <span id="timeline-current-label">最近</span>
      <i data-feather="chevron-down" aria-hidden="true"></i>
    </button>
    <span class="timeline-time-basis">按媒体时间</span>
  </div>
  <div class="timeline-year-popover" id="timeline-year-popover" hidden>
    <div class="timeline-year-list" id="timeline-year-list"></div>
  </div>
  <section id="timeline-stream" class="timeline-stream" aria-label="按月份浏览媒体"></section>
  {% elif scope == 'all' and library_view == 'month' %}
  <header class="month-detail-header">
    <a class="month-detail-back" href="/library?view=timeline#month-{{ timeline_month }}" aria-label="返回时间线">
      <i data-feather="arrow-left" aria-hidden="true"></i>
      <span>时间线</span>
    </a>
    <div>
      <p>MONTH ARCHIVE</p>
      <h1 data-month-heading="{{ timeline_month }}">{{ timeline_month }}</h1>
    </div>
  </header>
  {% elif scope == 'all' %}
  <section class="library-toolbar-wrap">
    <div id="library-toolbar" class="library-toolbar{% if request.args.get('q', '') %} is-searching is-search-open{% endif %}">
    <div class="explore-heading-row">
      <div>
        <p class="explore-kicker">DISCOVER</p>
        <h1 class="explore-title">探索媒体库</h1>
      </div>
      <nav class="library-view-switch" aria-label="媒体库视图">
        <a href="/library">时间线</a>
        <a class="is-active" href="/library?view=explore" aria-current="page">探索</a>
      </nav>
    </div>
    <div class="library-toolbar-row">
    <div class="mode-tabs" id="mode-tabs" aria-label="媒体库浏览模式">
      <button type="button" class="mode-tab" data-mode="all">全部</button>
      <button type="button" class="mode-tab" data-mode="image_random">图片随机</button>
      <button type="button" class="mode-tab" data-mode="similar_images">相似图片</button>
      <button type="button" class="mode-tab" data-mode="video_latest">视频最新</button>
      <button type="button" class="mode-tab" data-mode="big_files">大文件</button>
    </div>
    <button id="library-search-toggle" class="library-search-toggle" type="button" aria-label="搜索媒体库" aria-controls="library-search" aria-expanded="{% if request.args.get('q', '') %}true{% else %}false{% endif %}" title="搜索">
      <i data-feather="search" aria-hidden="true"></i>
    </button>
    </div>
    <div id="library-search" class="library-search" role="search">
      <i data-feather="search" class="library-search-icon" aria-hidden="true"></i>
      <label class="sr-only" for="library-search-input">搜索媒体库</label>
      <input id="library-search-input" type="search" maxlength="200" autocomplete="off" spellcheck="false" placeholder="搜索文件名或路径" value="{{ request.args.get('q', '') }}">
      <button id="library-search-clear" class="library-search-clear" type="button" aria-label="清除搜索" title="清除搜索"{% if not request.args.get('q', '') %} hidden{% endif %}>
        <i data-feather="x" aria-hidden="true"></i>
      </button>
    </div>
    </div>
  </section>
  {% elif scope == 'favorite' %}
  {% set saved_active = 'favorite' %}
  {% include '_saved_header.html' %}
  {% elif scope == 'collection' %}
  <section>
    <div class="collection-nav">
      <a class="collection-nav-back" href="/collections">
        <i data-feather="arrow-left"></i>
        <span>所有集合</span>
      </a>
    </div>
    <div class="collection-identity">
      <div id="collection-identity-cover" class="collection-identity-cover">
        {% if collection_preview_items %}
        <div class="collection-identity-collage" data-count="{{ collection_preview_items | length }}">
          {% for preview in collection_preview_items %}
          <span class="collection-identity-tile" data-uri="{{ preview.uri }}" data-type="{{ preview.type }}">
            <img src="{{ preview.thumb_url }}" alt="" loading="eager" decoding="async">
          </span>
          {% endfor %}
        </div>
        {% else %}
        <div class="collection-identity-empty"><i data-feather="layers" aria-hidden="true"></i></div>
        {% endif %}
      </div>
      <div class="collection-identity-copy">
        <h1 class="collection-identity-title">{{ collection_name }}</h1>
        <div class="collection-identity-count">{{ collection_count }} 个媒体</div>
        {% if collection_description %}<p class="collection-identity-description">{{ collection_description }}</p>{% endif %}
      </div>
    </div>
  </section>
  {% endif %}

  {% if not (scope == 'all' and library_view == 'timeline') %}
  <section id="library-grid" class="masonry-grid{% if scope in ['favorite', 'collection'] %} saved-content{% endif %}"></section>
  {% endif %}
  <div id="library-loading" class="library-loading" aria-live="polite">
    <div id="library-status-text">正在加载...</div>
    <div id="library-status-actions" class="library-status-actions" hidden>
      <button id="library-retry" class="library-status-action" type="button" hidden>重新加载</button>
      <button id="library-clear-search" class="library-status-action" type="button" hidden>清除搜索</button>
    </div>
  </div>
  <div id="library-sentinel" style="height: 1px;"></div>
</main>

<div id="quick-view" aria-hidden="true">
  <div id="quick-feed-layer">
    <video id="quick-video" class="quick-media" playsinline preload="metadata"></video>
    <img id="quick-image" class="quick-media" alt="" />
    <div id="quick-overlay"></div>
    <div id="quick-play-status" aria-hidden="true">
      <svg id="quick-play-icon" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><polygon points="5 3 19 12 5 21 5 3"></polygon></svg>
    </div>
  </div>

  <button id="quick-close-top" type="button" title="关闭">
    <i data-feather="x"></i>
  </button>
  <div class="quick-counter" id="quick-counter">1 / 1</div>

  <div id="quick-controls" class="is-hidden">
    <span class="quick-time" id="quick-time-current">00:00</span>
    <div class="quick-progress-wrap">
      <input type="range" id="quick-progress" min="0" max="100" step="0.1" value="0" />
      <div class="quick-progress-track"></div>
      <div class="quick-progress-fill" id="quick-progress-fill"></div>
    </div>
    <span class="quick-time" id="quick-time-total">00:00</span>
  </div>

  <div class="quick-actions">
    <button id="quick-speed" class="quick-btn" type="button" title="倍速">1x</button>
    <button id="quick-caption" class="quick-btn" type="button" title="生成标题" hidden>
      <i data-feather="zap"></i>
    </button>

    <div class="quick-image-tool-wrap" id="quick-magnifier-tool-wrap" hidden>
      <div class="quick-zoom-options" id="quick-zoom-options">
        <button type="button" class="quick-zoom-btn active" data-level="2.5">2.5x</button>
        <button type="button" class="quick-zoom-btn" data-level="5">5x</button>
      </div>
      <button id="quick-magnifier-toggle" class="quick-btn" type="button" title="放大镜">
        <i data-feather="search"></i>
      </button>
    </div>

    <button id="quick-favorite" class="quick-btn" type="button" title="收藏">
      <i data-feather="heart"></i>
    </button>
    <button id="quick-collection" class="quick-btn" type="button" title="加入集合">
      <i data-feather="bookmark"></i>
      <span class="collection-count" id="quick-collection-count">0</span>
    </button>
    <button id="quick-set-cover" class="quick-btn is-hidden" type="button" title="设为集合封面">
      <i class="set-cover-default-icon" data-feather="image"></i>
      <i class="set-cover-current-icon" data-feather="check"></i>
    </button>
    <a id="quick-source" class="quick-btn is-hidden" href="#" target="_blank" rel="noopener noreferrer" title="查看来源">
      <i data-feather="external-link"></i>
    </a>
    <a id="quick-detail" class="quick-btn" href="#" title="查看详情">
      <i data-feather="info"></i>
    </a>
  </div>

  <div class="quick-caption-panel is-hidden" id="quick-caption-panel">
    <div class="quick-caption-title" id="quick-caption-title"></div>
    <div class="quick-caption-tags" id="quick-caption-tags"></div>
  </div>

  <div class="quick-magnifier" id="quick-magnifier">
    <div class="quick-mag-badge" id="quick-mag-badge">2.5x</div>
  </div>
</div>

<div id="quick-collection-modal" class="quick-collection-modal" aria-hidden="true">
  <div class="quick-collection-card">
    <div class="coll-drag-handle"></div>
    <div class="quick-collection-header">
      <div class="quick-collection-title-row">
        <h3>加入集合</h3>
        <button id="quick-collection-close" type="button" class="quick-collection-close">
          <i data-feather="x"></i>
        </button>
      </div>
      <div id="quick-collection-meta" class="quick-collection-meta">当前未加入任何集合</div>
    </div>
    <div id="quick-collection-list" class="quick-collection-list"></div>
    <div class="quick-collection-create">
      <input id="quick-collection-name" type="text" maxlength="80" placeholder="新建集合名称" />
      <button id="quick-collection-create-btn" type="button">新建</button>
    </div>
  </div>
</div>
{% endblock %}

{% block extra_body %}
<script src="{{ url_for('static', filename='flow_ui_shared.js') }}"></script>
<script src="{{ url_for('static', filename='flow_state_controller.js') }}"></script>
<script src="{{ url_for('static', filename='flow_session.js') }}"></script>
<script src="{{ url_for('static', filename='flow_actions_shared.js') }}"></script>
<script src="{{ url_for('static', filename='flow_media_actions_controller.js') }}"></script>
<script src="{{ url_for('static', filename='hammer.min.js') }}"></script>
<script>
  window.__TIKLOCAL_LIBRARY_BOOT__ = {
    scope: {{ scope | tojson }},
    collectionId: {{ collection_id | tojson }},
    collectionCoverUri: {{ collection_cover_uri | tojson }},
    pageSize: {{ page_size }},
    initialItems: {{ initial_items | tojson }},
    initialHasMore: {{ 'true' if initial_has_more else 'false' }},
    initialNextOffset: {{ initial_next_offset }},
    initialMode: {{ active_mode | tojson }},
    initialSeed: {{ mode_seed | tojson }},
    minMb: {{ min_mb }},
    emptyMessage: {{ empty_message | tojson }},
    libraryView: {{ library_view | default('explore') | tojson }},
    timelineMonth: {{ timeline_month | default('') | tojson }},
  };
</script>
{% if scope == 'all' and library_view == 'timeline' %}
<script>
  window.__TIKLOCAL_TIMELINE_BOOT__ = {{ timeline_payload | tojson }};
</script>
<script src="{{ url_for('static', filename='library_timeline_controller.js') }}"></script>
{% else %}
<script src="{{ url_for('static', filename='library_page_controller.js') }}"></script>
{% endif %}
{% endblock %}