/* ToolsOS — tool-specific layouts */

/* ---------- Dashboard ---------- */
.hero {
  background: linear-gradient(140deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-7);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, var(--accent-ghost), transparent 70%);
  pointer-events: none;
}
.hero h1 { font-size: var(--fs-3xl); max-width: 22ch; }
.hero p { color: var(--text-muted); max-width: 54ch; margin-top: var(--sp-3); }
.hero .btn-row { margin-top: var(--sp-5); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--sp-3); }
.stat { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-md); padding: var(--sp-4); }
.stat__value { font-size: var(--fs-xl); font-weight: 700; }
.stat__label { font-size: var(--fs-sm); color: var(--text-dim); }

.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--sp-4); }
.tool-card {
  display: flex; flex-direction: column; gap: var(--sp-3);
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: var(--sp-5); color: inherit; position: relative;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.tool-card:hover { border-color: var(--border-strong); transform: translateY(-2px); background: var(--bg-3); text-decoration: none; }
.tool-card__icon { width: 44px; height: 44px; border-radius: var(--r-md); display: grid; place-items: center; background: var(--accent-ghost); color: var(--accent); }
.tool-card__icon .icon { width: 24px; height: 24px; }
.tool-card__title { font-weight: 650; font-size: var(--fs-md); display: flex; align-items: center; gap: var(--sp-2); }
.tool-card__desc { font-size: var(--fs-sm); color: var(--text-muted); flex: 1; }
.tool-card__arrow { color: var(--text-dim); transition: transform var(--dur) var(--ease), color var(--dur) var(--ease); }
.tool-card:hover .tool-card__arrow { color: var(--accent); transform: translateX(3px); }

/* ---------- Studio split layout ---------- */
.studio { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: var(--sp-5); align-items: start; }
.studio__controls { min-width: 0; display: flex; flex-direction: column; gap: var(--sp-5); }
.studio__preview { position: sticky; top: calc(var(--topbar-h) + var(--sp-5)); display: flex; flex-direction: column; gap: var(--sp-4); }

.preview-surface {
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background-color: var(--bg-inset);
  background-image: var(--checker);
  background-size: 22px 22px;
  background-position: 0 0, 0 11px, 11px -11px, -11px 0;
  display: grid; place-items: center;
  padding: var(--sp-6);
  min-height: 320px;
  aspect-ratio: 1 / 1;
}
.preview-surface--auto { aspect-ratio: auto; }
.preview-surface img, .preview-surface svg { max-width: 100%; height: auto; border-radius: 4px; }
.preview-surface .preview-empty { color: var(--text-dim); text-align: center; }

.preview-meta { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-2); }
.preview-meta .kv { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 8px 10px; }
.preview-meta .kv dt { font-size: var(--fs-xs); color: var(--text-dim); }
.preview-meta .kv dd { font-size: var(--fs-sm); font-family: var(--font-mono); }

/* Appearance controls grid */
.controls-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
.controls-grid .field--full { grid-column: 1 / -1; }

/* Shape picker */
.shape-picker { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.shape-opt { width: 48px; height: 48px; border-radius: var(--r-sm); border: 1px solid var(--border-strong); background: var(--bg-3); cursor: pointer; display: grid; place-items: center; color: var(--text-muted); transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease); }
.shape-opt:hover { color: var(--text); }
.shape-opt[aria-pressed="true"] { border-color: var(--accent); color: var(--accent); background: var(--accent-ghost); }
.shape-opt svg { width: 26px; height: 26px; }

/* Logo preview thumb */
.logo-thumb { width: 54px; height: 54px; border-radius: var(--r-sm); border: 1px solid var(--border-strong); background-image: var(--checker); background-size: 10px 10px; display: grid; place-items: center; overflow: hidden; }
.logo-thumb img { width: 100%; height: 100%; object-fit: contain; }

/* Data-type grid */
.type-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: var(--sp-2); }
.type-opt { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 8px; border-radius: var(--r-sm); border: 1px solid var(--border); background: var(--bg-2); cursor: pointer; color: var(--text-muted); font-size: var(--fs-sm); text-align: center; transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease); }
.type-opt:hover { border-color: var(--border-strong); color: var(--text); }
.type-opt[aria-pressed="true"] { border-color: var(--accent); color: var(--text); background: var(--accent-ghost); }
.type-opt .icon { color: inherit; }
.type-opt[aria-pressed="true"] .icon { color: var(--accent); }

/* Contrast meter */
.meter { display: flex; align-items: center; gap: var(--sp-3); }
.meter__bar { flex: 1; height: 8px; border-radius: 999px; background: var(--bg-4); overflow: hidden; }
.meter__fill { height: 100%; border-radius: 999px; transition: width var(--dur) var(--ease), background var(--dur) var(--ease); }
.meter__val { font-family: var(--font-mono); font-size: var(--fs-sm); min-width: 68px; text-align: right; }

/* ---------- Scanner ---------- */
.scanner-stage { position: relative; border-radius: var(--r-lg); overflow: hidden; background: #000; aspect-ratio: 4 / 3; display: grid; place-items: center; border: 1px solid var(--border); }
.scanner-stage video { width: 100%; height: 100%; object-fit: cover; }
.scanner-stage__overlay { position: absolute; inset: 0; pointer-events: none; display: grid; place-items: center; }
.scanner-reticle { width: 62%; max-width: 280px; aspect-ratio: 1; border: 2px solid rgba(255,255,255,0.6); border-radius: var(--r-lg); box-shadow: 0 0 0 100vmax rgba(0,0,0,0.35); }
.scanner-reticle.is-hit { border-color: var(--success); }
.scanner-placeholder { color: rgba(255,255,255,0.75); text-align: center; padding: var(--sp-5); }
.scan-result { word-break: break-all; }
.scan-result__url { display: flex; align-items: center; gap: var(--sp-2); font-family: var(--font-mono); font-size: var(--fs-sm); }

/* ---------- Barcode ---------- */
.barcode-preview { background: #fff; border-radius: var(--r-md); padding: var(--sp-5); display: grid; place-items: center; min-height: 200px; }
.barcode-preview svg { max-width: 100%; height: auto; }
:root[data-theme="light"] .barcode-preview { border: 1px solid var(--border); }

/* ---------- History ---------- */
.history-item { display: flex; align-items: center; gap: var(--sp-3); padding: var(--sp-3) var(--sp-4); border: 1px solid var(--border); border-radius: var(--r-md); background: var(--bg-2); }
.history-item__icon { width: 38px; height: 38px; border-radius: var(--r-sm); background: var(--bg-3); display: grid; place-items: center; color: var(--text-muted); flex: 0 0 auto; }
.history-item__body { flex: 1; min-width: 0; }
.history-item__title { font-weight: 560; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-item__meta { font-size: var(--fs-xs); color: var(--text-dim); }

/* ---------- Settings ---------- */
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); padding: var(--sp-4) 0; border-bottom: 1px solid var(--border-soft); }
.setting-row:last-child { border-bottom: 0; }
.setting-row__info h3 { font-size: var(--fs-base); }
.setting-row__info p { font-size: var(--fs-sm); color: var(--text-dim); }
.accent-dots { display: flex; gap: var(--sp-2); }
.accent-dot { width: 26px; height: 26px; border-radius: 50%; border: 2px solid transparent; cursor: pointer; }
.accent-dot[aria-pressed="true"] { border-color: var(--text); }

/* Batch output table status */
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.status-dot--ok { background: var(--success); }
.status-dot--err { background: var(--danger); }

/* ---------- PDF Studio ---------- */
.pdf-app { display: flex; flex-direction: column; gap: var(--sp-4); }

.pdf-open { }
.pdf-toolbar {
  position: sticky; top: calc(var(--topbar-h));
  z-index: 20;
  display: flex; align-items: center; gap: var(--sp-2); flex-wrap: wrap;
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.pdf-toolbar .divider-v { width: 1px; align-self: stretch; background: var(--border); margin: 2px 2px; }
.pdf-toolbar__group { display: flex; align-items: center; gap: var(--sp-2); }
.pdf-pagejump { width: 56px; text-align: center; padding: 6px 8px; }
.pdf-zoom-val { min-width: 54px; text-align: center; font-family: var(--font-mono); font-size: var(--fs-sm); color: var(--text-muted); }
.pdf-filename { font-size: var(--fs-sm); color: var(--text-muted); max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.pdf-layout { display: grid; grid-template-columns: 180px minmax(0, 1fr) 320px; gap: var(--sp-4); align-items: start; }
.pdf-layout.no-thumbs { grid-template-columns: minmax(0,1fr) 320px; }
.pdf-layout.no-panel { grid-template-columns: 180px minmax(0,1fr); }
.pdf-layout.no-thumbs.no-panel { grid-template-columns: minmax(0,1fr); }

.pdf-thumbs {
  position: sticky; top: calc(var(--topbar-h) + 64px);
  max-height: calc(100vh - var(--topbar-h) - 96px);
  overflow-y: auto; display: flex; flex-direction: column; gap: var(--sp-2);
  padding-right: 4px;
}
.pdf-thumb { border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--bg-2); cursor: pointer; padding: 6px; transition: border-color var(--dur) var(--ease); position: relative; }
.pdf-thumb:hover { border-color: var(--border-strong); }
.pdf-thumb.is-active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.pdf-thumb canvas { width: 100%; height: auto; border-radius: 3px; display: block; background: #fff; }
.pdf-thumb__num { position: absolute; bottom: 8px; right: 8px; font-size: 10px; background: rgba(0,0,0,0.6); color: #fff; padding: 1px 6px; border-radius: var(--r-pill); }

.pdf-viewer {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: auto;
  max-height: calc(100vh - var(--topbar-h) - 96px);
  padding: var(--sp-4);
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-4);
  scroll-behavior: smooth;
}
.pdf-page { position: relative; box-shadow: var(--shadow-md); background: #fff; border-radius: 2px; }
.pdf-page canvas { display: block; border-radius: 2px; }
.pdf-page__hl-layer { position: absolute; inset: 0; pointer-events: none; }
.pdf-highlight { position: absolute; background: rgba(251, 191, 36, 0.42); outline: 1px solid rgba(251,191,36,0.9); border-radius: 2px; }
.pdf-highlight.is-current { background: rgba(124, 92, 255, 0.5); outline-color: var(--accent); }

.pdf-viewer-empty { display: grid; place-items: center; width: 100%; min-height: 360px; color: var(--text-dim); text-align: center; }

.pdf-panel { position: sticky; top: calc(var(--topbar-h) + 64px); display: flex; flex-direction: column; gap: var(--sp-3); }
.pdf-prop-list { display: grid; gap: 6px; }
.pdf-prop { display: grid; grid-template-columns: 110px 1fr; gap: var(--sp-2); font-size: var(--fs-sm); padding: 6px 0; border-bottom: 1px solid var(--border-soft); }
.pdf-prop:last-child { border-bottom: 0; }
.pdf-prop dt { color: var(--text-dim); }
.pdf-prop dd { color: var(--text); word-break: break-word; }

.pdf-search-result { padding: 8px 10px; border-radius: var(--r-sm); cursor: pointer; border: 1px solid transparent; }
.pdf-search-result:hover { background: var(--bg-3); }
.pdf-search-result.is-active { border-color: var(--accent); background: var(--accent-ghost); }
.pdf-search-result__page { font-size: var(--fs-xs); color: var(--text-dim); }
.pdf-search-result__snippet { font-size: var(--fs-sm); }
.pdf-search-result__snippet mark { background: transparent; color: var(--accent); font-weight: 700; }

.pdf-viewer:fullscreen, .pdf-viewer:-webkit-full-screen { max-height: 100vh; background: var(--bg-0); padding: var(--sp-6); }

.pdf-tool-op { padding: var(--sp-3) 0; border-bottom: 1px solid var(--border-soft); }
.pdf-tool-op:last-child { border-bottom: 0; }
.pdf-tool-op h4 { font-size: var(--fs-base); margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.pdf-tool-op p { font-size: var(--fs-xs); color: var(--text-dim); margin-bottom: 8px; }

@media (max-width: 1200px) {
  .pdf-layout, .pdf-layout.no-thumbs, .pdf-layout.no-panel { grid-template-columns: 1fr; }
  .pdf-thumbs { flex-direction: row; max-height: none; position: static; overflow-x: auto; }
  .pdf-thumb { min-width: 110px; }
  .pdf-panel { position: static; }
  .pdf-viewer { max-height: 70vh; }
}