/* ============================================================
   D&D INVENTORY MANAGER — style.css
   Dark fantasy theme
   ============================================================ */

:root {
  --cell: 44px;
  --cols: 15;

  --bg:       #0e1117;
  --surface:  #161b27;
  --panel:    #1d2436;
  --border:   #2a3450;
  --border2:  #3a4870;
  --text:     #c8d4e8;
  --text-dim: #6a7a9a;
  --accent:   #c0893a;
  --danger:   #e05050;

  --zone-normal-bg:    #1a2230;
  --zone-normal-line:  #22344a;
  --zone-enc-bg:       #221e12;
  --zone-enc-line:     #3a3010;
  --zone-heavy-bg:     #22120e;
  --zone-heavy-line:   #3a1e18;

  --rarity-common:    #b0b0b0;
  --rarity-uncommon:  #1eff00;
  --rarity-rare:      #0084ff;
  --rarity-very_rare: #c040ff;
  --rarity-legendary: #ff8000;
  --rarity-artifact:  #e6cc80;

  --ghost-valid:   rgba(30, 255, 0, 0.25);
  --ghost-invalid: rgba(220, 40, 40, 0.30);
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 13px;
  overflow: hidden;
}

button { cursor: pointer; border: none; background: none; color: inherit; font: inherit; }
input, select, textarea {
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: 4px;
  padding: 4px 8px;
  font: inherit;
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
select option { background: var(--panel); }
textarea { resize: vertical; }

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: #000;
  border-radius: 5px;
  padding: 6px 14px;
  font-weight: 600;
  transition: filter 0.15s;
}
.btn-primary:hover { filter: brightness(1.2); }

.btn-sm {
  background: var(--panel);
  border: 1px solid var(--border2);
  border-radius: 4px;
  padding: 4px 10px;
}
.btn-sm:hover { border-color: var(--accent); }

.btn-sm.danger { color: var(--danger); border-color: var(--danger); }
.btn-sm.danger:hover { background: rgba(220,80,80,0.15); }

/* ─── LAYOUT ─────────────────────────────────────────────── */
#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

#header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 8px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  min-height: 56px;
}

#char-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}
#char-name-display {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
}
#char-str-display {
  font-weight: 600;
  color: var(--text-dim);
}

/* Weight bar */
#weight-bar-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#weight-bar-track {
  position: relative;
  height: 10px;
  background: var(--border);
  border-radius: 5px;
  overflow: visible;
}
#weight-bar-fill {
  height: 100%;
  border-radius: 5px;
  background: linear-gradient(90deg, #1eff00, #ff8000, #ff2020);
  transition: width 0.3s ease, background-size 0.3s ease;
}
.weight-marker {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 16px;
  background: #ff8000;
  border-radius: 1px;
}
.weight-marker.heavy { background: #ff2020; }

#weight-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-dim);
}
#encumbrance-status {
  font-weight: 700;
}
#encumbrance-status.enc    { color: #ffa000; }
#encumbrance-status.heavy  { color: #ff3030; }

/* ─── MAIN LAYOUT ────────────────────────────────────────── */
#main-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ─── INVENTORY PANEL ────────────────────────────────────── */
#inventory-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
  position: relative;
  border-right: 1px solid var(--border);
}

#grid-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: auto;
  padding: 8px;
}
#grid-scroll::-webkit-scrollbar { width: 6px; height: 6px; }
#grid-scroll::-webkit-scrollbar-track { background: var(--bg); }
#grid-scroll::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

#inventory-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--cols), var(--cell));
  width: calc(var(--cols) * var(--cell));
  flex-shrink: 0;
  user-select: none;
}

/* ─── GRID CELLS ─────────────────────────────────────────── */
.grid-cell {
  width: var(--cell);
  height: var(--cell);
  border: 1px solid;
  border-color: var(--zone-normal-line);
  background: var(--zone-normal-bg);
  position: relative;
  transition: background 0.1s;
}
.grid-cell.zone-enc   { border-color: var(--zone-enc-line);   background: var(--zone-enc-bg); }
.grid-cell.zone-heavy { border-color: var(--zone-heavy-line); background: var(--zone-heavy-bg); }

.grid-cell.highlight-valid   { background: var(--ghost-valid) !important; }
.grid-cell.highlight-invalid { background: var(--ghost-invalid) !important; }

/* Zone boundary lines — extra top border on first row of enc/heavy zones */
.grid-cell.zone-boundary-enc   { border-top: 2px solid #d9a64a66; }
.grid-cell.zone-boundary-heavy { border-top: 2px solid #d94a4a66; }

/* ─── PLACED ITEMS ───────────────────────────────────────── */
.placed-item {
  position: absolute;
  display: grid;
  z-index: 10;
  transition: filter 0.1s;
  pointer-events: none; /* bounding box is invisible to events */
}
.placed-item.dragging-source { opacity: 0.2; }

.placed-item.selected .item-cell.filled {
  filter: brightness(1.4);
}

.item-cell {
  width: var(--cell);
  height: var(--cell);
}
.item-cell.filled {
  border: 1.5px solid;
  position: relative;
  overflow: hidden;
  transition: filter 0.1s;
  pointer-events: auto; /* only filled cells capture events */
  cursor: grab;
}
.item-cell.filled:active { cursor: grabbing; }
.placed-item.dragging-source .item-cell.filled { pointer-events: none; }
.placed-item:hover .item-cell.filled { filter: brightness(1.25); }
.item-cell.empty {
  background: transparent !important;
  border: none !important;
  pointer-events: none;
}

/* Item label — centered overlay across the whole item */
.item-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  text-align: center;
  padding: 2px;
  pointer-events: none;
  line-height: 1.1;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
  color: rgba(255,255,255,0.9);
  overflow: hidden;
  word-break: break-word;
  z-index: 1;
}

/* Item image */
.item-image-bg {
  position: absolute;
  inset: 2px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.7;
  pointer-events: none;
}

/* Stack count badge */
.stack-badge {
  position: absolute;
  bottom: 2px;
  right: 3px;
  font-size: 9px;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 3px #000;
  pointer-events: none;
  line-height: 1;
}

/* Rarity colors */
.rarity-common    { --rc: var(--rarity-common);    }
.rarity-uncommon  { --rc: var(--rarity-uncommon);  }
.rarity-rare      { --rc: var(--rarity-rare);      }
.rarity-very_rare { --rc: var(--rarity-very_rare); }
.rarity-legendary { --rc: var(--rarity-legendary); }
.rarity-artifact  { --rc: var(--rarity-artifact);  }

.item-cell.filled {
  background: color-mix(in srgb, var(--rc) 35%, transparent);
  border-color: var(--rc);
  box-shadow: inset 0 0 6px color-mix(in srgb, var(--rc) 40%, transparent);
}

/* ─── DRAG GHOST ─────────────────────────────────────────── */
#drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 1000;
  display: grid;
  opacity: 0.85;
}
#drag-ghost.valid .item-cell.filled {
  box-shadow: inset 0 0 12px rgba(30,255,0,0.5), 0 0 8px rgba(30,255,0,0.3);
}
#drag-ghost.invalid .item-cell.filled {
  box-shadow: inset 0 0 12px rgba(220,40,40,0.5), 0 0 8px rgba(220,40,40,0.3);
}

/* ─── SIDEBAR ────────────────────────────────────────────── */
#sidebar {
  width: 300px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  overflow: hidden;
}

#sidebar-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.tab-btn {
  flex: 1;
  padding: 10px;
  font-weight: 600;
  color: var(--text-dim);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.tab-btn.active   { color: var(--accent); border-color: var(--accent); }
.tab-btn:hover:not(.active) { color: var(--text); }

.tab-pane { display: none; flex-direction: column; flex: 1; overflow: hidden; }
.tab-pane.active { display: flex; }

/* Browser controls */
#browser-controls {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
#item-search { width: 100%; }
#filter-row { display: flex; gap: 6px; }
#filter-row select { flex: 1; }

/* Item list */
#item-list {
  flex: 1;
  overflow-y: auto;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#item-list::-webkit-scrollbar { width: 5px; }
#item-list::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

.item-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.item-card:hover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); }
.item-card.placing { border-color: #1eff00; background: rgba(30,255,0,0.08); }

.item-card-swatch {
  width: 10px;
  flex-shrink: 0;
  align-self: stretch;
  border-radius: 2px;
}
.item-card-info { flex: 1; min-width: 0; }
.item-card-name {
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.item-card-sub { font-size: 10px; color: var(--text-dim); margin-top: 1px; }

.item-card-shape {
  display: grid;
  gap: 1px;
  flex-shrink: 0;
}
.card-cell {
  width: 7px;
  height: 7px;
  border-radius: 1px;
}
.card-cell.empty  { background: transparent !important; }

#browser-footer {
  display: flex;
  gap: 6px;
  padding: 8px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  align-items: center;
}
#new-item-btn { margin-right: auto; }

/* Details tab */
#tab-details {
  padding: 12px;
  overflow-y: auto;
  flex: 1;
  gap: 10px;
}
#tab-details::-webkit-scrollbar { width: 5px; }
#tab-details::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

#details-placeholder {
  text-align: center;
  color: var(--text-dim);
  margin-top: 40px;
  line-height: 1.6;
}

#details-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
#details-name {
  font-size: 15px;
  font-weight: 700;
  flex: 1;
}
#details-rarity-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  white-space: nowrap;
}

#details-shape-preview {
  display: grid;
  gap: 2px;
  margin-bottom: 10px;
}
#details-shape-preview .prev-cell {
  width: 20px;
  height: 20px;
  border-radius: 2px;
}
#details-shape-preview .prev-cell.filled {
  border: 1px solid;
}
#details-shape-preview .prev-cell.empty {
  background: transparent !important;
  border: none !important;
}

#details-image-wrap {
  margin-bottom: 8px;
  display: flex;
  justify-content: center;
}
#details-image {
  max-width: 80px;
  max-height: 80px;
  object-fit: contain;
  border-radius: 4px;
}

#details-meta { display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; }
.meta-row { display: flex; gap: 8px; }
.meta-label { color: var(--text-dim); min-width: 50px; }

#details-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 8px;
}
.tag-pill {
  background: var(--panel);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 2px 8px;
  font-size: 10px;
  color: var(--text-dim);
}

#details-desc {
  color: var(--text-dim);
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 10px;
  font-size: 12px;
}

#details-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* ─── CONTEXT MENU ───────────────────────────────────────── */
#context-menu {
  position: fixed;
  z-index: 2000;
  background: var(--panel);
  border: 1px solid var(--border2);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  min-width: 140px;
  overflow: hidden;
}
#context-menu button {
  padding: 8px 14px;
  text-align: left;
  transition: background 0.1s;
}
#context-menu button:hover { background: var(--border); }
#ctx-remove { color: var(--danger); }

/* ─── MODALS ─────────────────────────────────────────────── */
#modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 500;
  backdrop-filter: blur(2px);
}
.modal {
  position: fixed;
  inset: 0;
  z-index: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.modal-box {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 20px 24px;
  width: 400px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
  pointer-events: all;
  box-shadow: 0 8px 32px rgba(0,0,0,0.7);
}
.modal-box::-webkit-scrollbar { width: 5px; }
.modal-box::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
.modal-box.wide { width: 580px; }
.modal-box.narrow { width: 300px; }
.modal-box h2 { font-size: 16px; margin-bottom: 16px; color: var(--accent); }

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}
.field span, .field-label { font-size: 11px; color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.field input, .field select, .field textarea { width: 100%; }

.form-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.form-two-col .field { margin-bottom: 0; }

.field-group { margin-bottom: 12px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; cursor: pointer; margin-bottom: 8px; }
.checkbox-label input[type=checkbox] { width: 16px; height: 16px; }

.modal-note { font-size: 11px; color: var(--text-dim); margin-bottom: 10px; line-height: 1.5; }

.modal-footer {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  justify-content: flex-end;
}

/* ─── SHAPE EDITOR ───────────────────────────────────────── */
#shape-editor-section { margin-bottom: 12px; }
#shape-editor-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
#shape-weight-display { font-size: 12px; color: var(--text-dim); }

#shape-controls {
  display: flex;
  gap: 5px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
#shape-controls button {
  background: var(--panel);
  border: 1px solid var(--border2);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 11px;
}
#shape-controls button:hover { border-color: var(--accent); }

#shape-editor-grid {
  display: grid;
  gap: 2px;
  width: fit-content;
}
.shape-cell {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border2);
  border-radius: 3px;
  background: var(--bg);
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s;
}
.shape-cell.on {
  background: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 80%, white);
}
.shape-cell:hover:not(.on) { background: var(--panel); border-color: var(--accent); }

/* ─── UTILITIES ──────────────────────────────────────────── */
.hidden { display: none !important; }

/* Scrollbar resets */
* { scrollbar-width: thin; scrollbar-color: var(--border2) transparent; }

/* ─── PARTY — HEADER ─────────────────────────────────────── */
#party-header-area {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: auto;
}

#party-code-badge {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 10px;
  padding: 2px 10px;
}

/* ─── PARTY — INVENTORY PANEL ────────────────────────────── */
#viewing-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 7px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 600;
}

#viewing-banner-text { flex: 1; }

#gm-placeholder {
  position: absolute;
  inset: 0;
  z-index: 5;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.gm-ph-inner {
  text-align: center;
  color: var(--text-dim);
  max-width: 260px;
  line-height: 1.8;
  pointer-events: none;
}

.gm-ph-icon {
  font-size: 36px;
  margin-bottom: 14px;
  opacity: 0.35;
}

/* ─── PARTY — SIDEBAR TAB ────────────────────────────────── */
#tab-party {
  overflow-y: auto;
  gap: 0;
  padding: 0;
}

#party-no-session {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 40px 20px;
  text-align: center;
}

.party-idle-msg { color: var(--text-dim); }

#party-session {
  display: flex;
  flex-direction: column;
  height: 100%;
}

#party-info-bar {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

#party-code-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.party-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

#party-code-text {
  flex: 1;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
}

.party-role-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 10px;
}

.party-role-badge.gm {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
}

.party-role-badge.player {
  background: rgba(0, 132, 255, 0.15);
  color: #0084ff;
  border: 1px solid rgba(0, 132, 255, 0.35);
}

.party-hint {
  padding: 8px 12px;
  font-size: 11px;
  color: var(--text-dim);
  font-style: italic;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

#party-player-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.party-player-entry {
  padding: 8px 10px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: border-color 0.15s;
}

.party-player-entry.clickable { cursor: pointer; }
.party-player-entry.clickable:hover { border-color: var(--accent); }
.party-player-entry.viewing {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, var(--panel));
}
.party-player-entry.own { border-style: dashed; }

.party-entry-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.party-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.party-dot.online  { background: #1eff00; box-shadow: 0 0 5px #1eff0066; }
.party-dot.offline { background: var(--text-dim); opacity: 0.5; }

.party-player-name-text {
  font-size: 12px;
  font-weight: 600;
  flex: 1;
}

.party-player-info {
  font-size: 10px;
  color: var(--text-dim);
  padding-left: 16px;
}

.party-empty-hint {
  color: var(--text-dim);
  font-size: 12px;
  font-style: italic;
  text-align: center;
  padding: 20px;
}

#party-actions {
  padding: 8px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* ─── PARTY — MODAL ──────────────────────────────────────── */
.party-modal-tabs {
  display: flex;
  border-radius: 5px;
  overflow: hidden;
  border: 1px solid var(--border2);
  margin-bottom: 16px;
}

.party-role-btn {
  flex: 1;
  padding: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  border-right: 1px solid var(--border2);
  transition: background 0.15s, color 0.15s;
}

.party-role-btn:last-child { border-right: none; }
.party-role-btn.active { background: var(--accent); color: #000; }
.party-role-btn:not(.active):hover { background: var(--border); color: var(--text); }

.party-action-btn { width: 100%; margin-bottom: 4px; }

/* ─── PARTY — READ-ONLY MODE ─────────────────────────────── */
body.party-readonly #new-item-btn,
body.party-readonly #details-place-btn,
body.party-readonly #details-edit-btn,
body.party-readonly #details-delete-btn { display: none !important; }