/* ============================================================
   ChartArchive Cloud - Dark Theme Style
   ============================================================ */

:root {
  --bg:         #111114;
  --surface:    #1a1a1f;
  --surface2:   #222228;
  --border:     #2a2a32;
  --text:       #d0d0dc;
  --text-muted: #606070;
  --accent:     #4a9eff;
  --accent-dim: rgba(74, 158, 255, 0.15);
  --danger:     #ff5555;
  --success:    #44cc88;
  --sidebar-w:  260px;
  --toolbar-h:  50px;
  --infobar-h:  44px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar              { width: 6px; height: 6px; }
::-webkit-scrollbar-track        { background: transparent; }
::-webkit-scrollbar-thumb        { background: #3a3a48; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover  { background: #4a4a5c; }

/* ============================================================
   LAYOUT: SIDEBAR + MAIN
   ============================================================ */
body:not(.viewer-body) {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#main {
  flex: 1;
  overflow-y: auto;
  padding: 0 0 40px;
}

/* ============================================================
   SIDEBAR COMPONENTS
   ============================================================ */
.sidebar-logo {
  padding: 20px 20px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
}
.logo-icon {
  color: var(--accent);
  font-size: 1.3rem;
}
.logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: #e8e8f4;
}

.btn-primary {
  display: block;
  margin: 14px 16px;
  padding: 9px 0;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: opacity .15s;
}
.btn-primary:hover { opacity: .85; }

.btn-secondary {
  padding: 8px 20px;
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: .9rem;
  cursor: pointer;
  transition: background .15s;
}
.btn-secondary:hover { background: var(--border); }

.sidebar-section {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sidebar-tags-section {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.sidebar-label {
  padding: 4px 20px 6px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--text-muted);
}

.folder-list, .tag-list {
  list-style: none;
  overflow-y: auto;
  max-height: 160px;
}
.sidebar-tags-section .tag-list { max-height: none; flex: 1; }

.folder-list li a,
.tag-list li a {
  display: flex;
  align-items: center;
  padding: 5px 20px;
  color: var(--text);
  transition: background .1s;
  cursor: pointer;
}
.folder-list li a:hover,
.tag-list li a:hover { background: var(--surface2); }
.folder-list li.active a,
.tag-list li.active a {
  background: var(--accent-dim);
  color: var(--accent);
}

.fi { margin-right: 8px; font-size: .85rem; color: var(--text-muted); }

.cnt {
  margin-left: auto;
  font-size: .75rem;
  color: var(--text-muted);
  background: var(--surface2);
  padding: 1px 6px;
  border-radius: 10px;
}

.tag-search {
  margin: 6px 16px;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: .85rem;
  width: calc(100% - 32px);
  outline: none;
}
.tag-search:focus { border-color: var(--accent); }

.tag-item { }
.tag-item[data-hidden="1"] { display: none; }

/* ============================================================
   SEARCH BAR
   ============================================================ */
#search-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
#search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}

.search-input {
  padding: 7px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: .88rem;
  outline: none;
  min-width: 0;
}
.search-input:focus { border-color: var(--accent); }

.date-sep { color: var(--text-muted); font-size: .9rem; }

.btn-search {
  padding: 7px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: .88rem;
  cursor: pointer;
  font-weight: 600;
}
.btn-search:hover { opacity: .85; }

.btn-preset {
  padding: 6px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: .82rem;
  color: var(--text-muted);
  transition: all .15s;
}
.btn-preset:hover,
.btn-preset.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

.btn-reset {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: .82rem;
  color: var(--text-muted);
}
.btn-reset:hover { background: var(--surface2); }

.result-info {
  font-size: .82rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ============================================================
   IMAGE GRID
   ============================================================ */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 4px;
  padding: 16px;
}

.grid-item {
  background: var(--surface2);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid transparent;
  transition: border-color .15s, transform .1s;
  cursor: pointer;
  position: relative;
}
.grid-item:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.grid-item.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

.grid-thumb-link { display: block; }
.grid-thumb {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
  background: var(--bg);
}

.grid-info {
  padding: 4px 8px;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.grid-tags {
  padding: 0 8px 6px;
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
}

.stock-badge {
  background: rgba(74, 158, 255, .18);
  color: var(--accent);
  font-size: .72rem;
  padding: 1px 6px;
  border-radius: 3px;
  font-weight: 600;
}
.date-badge {
  background: var(--surface);
  color: var(--text-muted);
  font-size: .72rem;
  padding: 1px 6px;
  border-radius: 3px;
}
.tag-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: .7rem;
  padding: 1px 7px;
  border-radius: 3px;
  white-space: nowrap;
}
.tag-chip.add-tag-btn {
  cursor: pointer;
  color: var(--accent);
  border-color: var(--accent);
}
.tag-chip.add-tag-btn:hover { background: var(--accent-dim); }

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 100px 40px;
  color: var(--text-muted);
}
.empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-sub  { font-size: .85rem; margin-top: 8px; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 24px;
}
.page-btn {
  padding: 6px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: .85rem;
  color: var(--text);
  transition: all .15s;
}
.page-btn:hover { background: var(--border); }
.page-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ============================================================
   CONTEXT MENU
   ============================================================ */
.ctx-menu {
  position: fixed;
  z-index: 1000;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 0;
  min-width: 160px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
  animation: fadeIn .1s ease;
}
.ctx-menu.hidden { display: none; }
.ctx-menu ul { list-style: none; }
.ctx-menu li {
  padding: 8px 18px;
  cursor: pointer;
  font-size: .88rem;
  transition: background .1s;
}
.ctx-menu li:hover   { background: var(--border); }
.ctx-menu li.sep     { height: 1px; background: var(--border); padding: 0; margin: 4px 0; cursor: default; }
.ctx-menu li.danger  { color: var(--danger); }

/* ============================================================
   MODAL
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn .15s ease;
}
.modal.hidden { display: none; }

.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 32px;
  min-width: 340px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
}
.modal-box h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #e8e8f4;
  margin-bottom: 18px;
}

.modal-box input[type="text"],
.modal-box input[type="date"],
.modal-box input[type="password"] {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: .9rem;
  margin-bottom: 10px;
  outline: none;
}
.modal-box input:focus { border-color: var(--accent); }

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  justify-content: flex-end;
}

.current-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
  min-height: 28px;
}
.current-tags .tag-chip {
  cursor: pointer;
  position: relative;
}
.current-tags .tag-chip::after { content: ' ×'; color: var(--danger); }

.tag-suggest {
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  max-height: 160px;
  overflow-y: auto;
}
.tag-suggest li {
  padding: 7px 12px;
  cursor: pointer;
  font-size: .88rem;
  transition: background .1s;
}
.tag-suggest li:hover { background: var(--surface2); }

/* ============================================================
   UPLOAD MODAL
   ============================================================ */
.upload-box { min-width: 480px; max-width: 600px; }

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 36px;
  text-align: center;
  transition: all .2s;
  background: var(--bg);
  margin-bottom: 14px;
}
.drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.drop-icon { font-size: 2rem; margin-bottom: 10px; color: var(--text-muted); }
.drop-sub  { font-size: .82rem; color: var(--text-muted); margin: 6px 0; }

.upload-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.upload-meta .search-input { flex: 1; min-width: 100px; }

.upload-queue {
  max-height: 160px;
  overflow-y: auto;
  margin-bottom: 8px;
}
.queue-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: .85rem;
}
.queue-thumb {
  width: 48px;
  height: 32px;
  object-fit: cover;
  border-radius: 3px;
  background: var(--bg);
}
.queue-name  { flex: 1; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.queue-status { font-size: .78rem; white-space: nowrap; }
.queue-status.ok      { color: var(--success); }
.queue-status.error   { color: var(--danger); }
.queue-status.pending { color: var(--text-muted); }
.queue-progress {
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width .3s;
}

/* ============================================================
   VIEWER LAYOUT
   ============================================================ */
.viewer-body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

#v-toolbar {
  height: var(--toolbar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 12px;
  flex-shrink: 0;
  z-index: 10;
}
.v-toolbar-left  { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.v-toolbar-center{ display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.v-toolbar-right { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: flex-end; }

.v-filename {
  font-size: .82rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 220px;
}

.v-btn {
  padding: 6px 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: .88rem;
  cursor: pointer;
  transition: background .1s;
  text-align: center;
}
.v-btn:hover { background: var(--border); }
.v-back { font-size: 1.1rem; font-weight: 700; }
.v-home { font-size: 1.1rem; }
.v-img-delete-btn {
  color: var(--danger);
  border-color: rgba(255,85,85,.35);
  background: rgba(255,85,85,.08);
}
.v-img-delete-btn:hover { background: rgba(255,85,85,.2); }

/* Undo/Redo 無効時 */
.tool-btn:disabled {
  opacity: .3;
  cursor: not-allowed;
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px;
}

.tool-btn {
  padding: 5px 9px;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--text-muted);
  font-size: .9rem;
  cursor: pointer;
  transition: all .1s;
  white-space: nowrap;
}
.tool-btn:hover { background: var(--surface2); color: var(--text); }
.tool-btn.active {
  background: var(--accent);
  color: #fff;
}
.tool-btn.danger { color: var(--danger); }
.tool-btn.danger:hover { background: rgba(255, 85, 85, .15); }

.color-picker {
  width: 32px;
  height: 28px;
  padding: 2px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}

.tool-select {
  padding: 4px 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: .82rem;
  cursor: pointer;
  outline: none;
}

.tool-input {
  padding: 4px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: .82rem;
  width: 100px;
  outline: none;
}
.tool-input:focus { border-color: var(--accent); }

.v-save-btn {
  display: inline-block;
  margin: 0;
  padding: 6px 16px;
  font-size: .85rem;
}

.zoom-info {
  font-size: .78rem;
  color: var(--text-muted);
  min-width: 44px;
  text-align: right;
}

/* ============================================================
   CANVAS AREA
   ============================================================ */
#v-canvas-wrap {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #0a0a0d;
}

#ann-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

/* ナビゲーション矢印 */
.v-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,.45);
  color: rgba(255,255,255,.7);
  font-size: 2.5rem;
  line-height: 1;
  padding: 16px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s;
  user-select: none;
  z-index: 5;
}
.v-nav:hover { background: rgba(0,0,0,.7); color: #fff; }
.v-nav-prev { left: 10px; }
.v-nav-next { right: 10px; }

/* ============================================================
   VIEWER INFO BAR (BOTTOM)
   ============================================================ */
#v-infobar {
  height: var(--infobar-h);
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
  flex-shrink: 0;
}
.v-tags  { display: flex; gap: 5px; flex-wrap: wrap; align-items: center; flex: 1; overflow: hidden; }
.v-meta  { font-size: .78rem; color: var(--text-muted); white-space: nowrap; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   GRID ITEM - 削除ボタン
   ============================================================ */
.grid-item { position: relative; }

.grid-delete-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 26px;
  height: 26px;
  background: rgba(0,0,0,.65);
  color: #ff5555;
  border: 1px solid rgba(255,85,85,.4);
  border-radius: 4px;
  font-size: .85rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .15s;
  z-index: 2;
}
.grid-item:hover .grid-delete-btn { opacity: 1; }
.grid-delete-btn:hover {
  background: rgba(255,85,85,.25);
  border-color: #ff5555;
}

/* ============================================================
   タグクラウド（ダイアログ内）
   ============================================================ */
.tag-dialog-box {
  min-width: 480px;
  max-width: 620px;
  max-height: 85vh;
  overflow-y: auto;
}

.tag-section-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--text-muted);
  margin: 14px 0 6px;
  text-transform: uppercase;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 240px;
  overflow-y: auto;
  padding: 4px 0;
}

.tc-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: .82rem;
  color: var(--text);
  cursor: pointer;
  transition: all .12s;
  user-select: none;
}
.tc-chip:hover { background: var(--border); border-color: #4a4a60; }

.tc-chip.tc-applied {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}
.tc-chip.tc-applied:hover { background: rgba(74,158,255,.25); }

.tc-chip.tc-new {
  border-style: dashed;
  border-color: var(--accent);
  color: var(--accent);
}

.tc-cnt {
  font-size: .7rem;
  color: var(--text-muted);
  background: var(--bg);
  padding: 0 4px;
  border-radius: 3px;
}

.current-chip {
  cursor: pointer;
  color: #ff5555;
  border-color: rgba(255,85,85,.4);
  background: rgba(255,85,85,.1);
}
.current-chip:hover { background: rgba(255,85,85,.2); }

/* ============================================================
   グローバルドロップオーバーレイ
   ============================================================ */
.global-drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(74, 158, 255, 0.1);
  border: 3px dashed var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.drop-overlay-inner {
  text-align: center;
  color: var(--accent);
}
.drop-overlay-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}
.drop-overlay-inner p {
  font-size: 1.2rem;
  font-weight: 600;
}

/* ============================================================
   設定モーダル
   ============================================================ */
.setting-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.setting-label {
  flex: 0 0 160px;
  font-size: .88rem;
  color: var(--text-muted);
}
.setting-row .search-input { flex: 1; }

.setting-hint {
  font-size: .78rem;
  color: var(--text-muted);
  margin: 8px 0 4px;
  line-height: 1.7;
}
.setting-hint code {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 5px;
  font-family: monospace;
  font-size: .8rem;
}

/* ============================================================
   UTILITY
   ============================================================ */
.hidden { display: none !important; }
.text-muted { color: var(--text-muted); }