/* ============================================================================
   Demo page shell — header, form picker, and the browser/side-panel split.
   The .vof-* block further down is copied from src/ext/panel/sidepanel.html so
   the review UI renders exactly as it does inside the real extension.
   ========================================================================== */
:root {
  color-scheme: light dark;
  accent-color: #6e7781;
  --bg: #f6f8fa;
  --surface: #ffffff;
  --text: #1f2328;
  --muted: #57606a;
  --border: #d0d7de;
  --accent: #4b5563;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #010409;
    --surface: #0d1117;
    --text: #e6edf3;
    --muted: #9198a1;
    --border: #30363d;
    --accent: #6e7781;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 14px/1.5 system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

.site-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.site-header-main { flex: 1 1 auto; min-width: 0; }
.site-header h1 { margin: 0 0 4px; font-size: 18px; }
.tagline { margin: 0; color: var(--muted); font-size: 13px; max-width: 70ch; }
.repo-link {
  flex: none; align-self: center; font-weight: 600; font-size: 13px;
  color: var(--text); text-decoration: none;
  border: 1px solid var(--border); border-radius: 6px; padding: 6px 12px;
  background: var(--bg);
}
.repo-link:hover { border-color: var(--accent); }

.top-bar {
  display: flex; align-items: end; gap: 16px;
  padding: 12px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.form-picker { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.form-picker select {
  font: inherit; font-size: 14px; padding: 6px 8px; min-width: 260px;
  border: 1px solid var(--border); border-radius: 6px; background: var(--surface); color: var(--text);
}
.secondary-btn {
  font: 600 13px system-ui, sans-serif; padding: 7px 12px; cursor: pointer;
  color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 6px;
}
.secondary-btn:hover { border-color: var(--accent); }

.stage { flex: 1 1 auto; display: flex; gap: 16px; padding: 16px 20px; min-height: 0; }

.page-pane {
  flex: 1 1 60%; min-width: 0; display: flex; flex-direction: column;
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface);
}
.pane-chrome {
  display: flex; align-items: center; gap: 6px; padding: 8px 12px;
  background: var(--bg); border-bottom: 1px solid var(--border);
}
.pane-chrome .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.pane-url { margin-left: 10px; font-size: 12px; color: var(--muted); }
#form-frame { flex: 1 1 auto; width: 100%; border: 0; background: #fff; }

.panel-pane {
  flex: 0 0 380px; display: flex; flex-direction: column; min-height: 0;
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface);
}
.panel-titlebar {
  padding: 10px 14px; font-weight: 700; font-size: 13px;
  background: var(--bg); border-bottom: 1px solid var(--border);
}
.panel-scroll { flex: 1 1 auto; overflow-y: auto; padding: 12px 14px; }

.sim-banner {
  font-size: 12px; line-height: 1.45; color: var(--muted);
  background: rgba(110,119,129,0.1); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 12px; margin-bottom: 10px;
}
.sim-banner strong { color: var(--text); }

.legend { display: flex; flex-direction: column; gap: 3px; font-size: 11px; color: var(--muted); margin-bottom: 10px; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.swatch { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.swatch-green { background: #1a7f37; }
.swatch-yellow { background: #9a6700; }
.swatch-red { background: #d1242f; }

.demo-tip {
  font-size: 11px; line-height: 1.5; color: var(--muted);
  background: rgba(139, 148, 158, 0.1); border-radius: 6px;
  padding: 8px 10px; margin: 0 0 10px;
}
.demo-tip strong { color: var(--text); }

.read-btn { width: 100%; margin-bottom: 8px; }
.status-line { font-size: 12px; color: var(--muted); min-height: 1.4em; margin-bottom: 8px; }

@media (max-width: 860px) {
  .stage { flex-direction: column; }
  .panel-pane { flex: 1 1 auto; }
  #form-frame { min-height: 320px; }
}

/* ============================================================================
   Review UI — copied verbatim from src/ext/panel/sidepanel.html so the demo
   panel matches the real extension. Keep in sync if the panel styles change.
   ========================================================================== */
.vof-placeholder { font-size: 13px; color: #57606a; padding: 16px 4px; text-align: center; }
/* Two-line row: [label · tier badge · ⋮] on top, full-width value below.
   position:relative anchors the menu popover. */
.vof-row {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px 8px;
  border-left: 4px solid transparent;
  margin-bottom: 4px;
  border-radius: 4px;
}
.vof-row-head { display: flex; align-items: center; gap: 6px; }
.vof-row label.vof-field-label { flex: 0 1 auto; min-width: 0; font-size: 12px; word-break: break-word; }
/* The vault label we matched the field to (why it filled). */
.vof-used-label { flex: none; font-size: 10px; color: #6e7781; background: rgba(139,148,158,0.15); border-radius: 10px; padding: 1px 6px; white-space: nowrap; }
.vof-used-label::before { content: "→ "; }
.vof-row-meta { flex: none; margin-left: auto; display: flex; align-items: center; gap: 6px; }
.vof-row input, .vof-row select, .vof-row textarea { padding: 4px 6px; font: inherit; min-width: 0; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 4px; }
/* Value on its own line, full width, matching the page field. */
.vof-row .vof-value { width: 100%; box-sizing: border-box; }
.vof-row .vof-combo { width: 100%; display: flex; }
.vof-row .vof-combo input { flex: 1 1 auto; min-width: 0; }
.vof-row textarea { resize: vertical; min-height: 2.4em; }
.vof-row .vof-choices { display: flex; flex-direction: column; gap: 2px; }
.vof-choice { font-size: 12px; display: flex; align-items: center; gap: 4px; }
.vof-choice input { flex: none; padding: 0; min-width: 0; }
/* Cycling storage-tier badge (click to change); colour reflects the tier. */
.vof-tier-badge {
  flex: none; cursor: pointer; font: 600 10px system-ui, sans-serif;
  padding: 2px 6px; border-radius: 10px; border: 1px solid transparent; white-space: nowrap;
  /* Constant width so cycling Permanent/Temporary/One-time doesn't reflow. */
  min-width: 68px; text-align: center; box-sizing: border-box;
}
.vof-tier-badge[data-tier="stable"] { background: rgba(26,127,55,0.15); color: #1a7f37; border-color: rgba(26,127,55,0.35); }
.vof-tier-badge[data-tier="volatile"] { background: rgba(154,103,0,0.15); color: #9a6700; border-color: rgba(154,103,0,0.35); }
.vof-tier-badge[data-tier="ephemeral"] { background: rgba(139,148,158,0.15); color: #6e7781; border-color: rgba(139,148,158,0.35); }
/* Sensitive-field lock toggle (opt-in). */
.vof-sensitive { flex: none; cursor: pointer; background: none; border: none; font-size: 13px; line-height: 1; padding: 0 2px; }
/* ⋮ menu trigger + popover. */
.vof-menu-btn { flex: none; cursor: pointer; background: none; border: none; font-size: 16px; line-height: 1; padding: 0 4px; color: #6e7781; }
.vof-menu {
  display: none; position: absolute; right: 8px; top: 100%; z-index: 10;
  min-width: 180px; padding: 6px; margin-top: 2px;
  background: #fff; border: 1px solid #d0d7de; border-radius: 6px; box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.vof-menu.open { display: block; }
.vof-menu-section { padding: 4px 2px; }
.vof-menu-section + .vof-menu-section { border-top: 1px solid #eaeef2; }
.vof-menu-heading { font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; color: #8b949e; margin-bottom: 3px; }
.vof-menu input.vof-new-variant, .vof-menu input.vof-new-label { width: 100%; font-size: 12px; padding: 3px 4px; }
.vof-menu-toggle { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.vof-menu-toggle input { flex: none; }
.vof-missing { border-left-color: #d1242f; background: rgba(209, 36, 47, 0.08); }
.vof-connected { border-left-color: #9a6700; background: rgba(154, 103, 0, 0.08); }
.vof-certain { border-left-color: #1a7f37; background: rgba(26, 127, 55, 0.08); }
.vof-pending { border-left-color: #8b949e; background: rgba(139, 148, 158, 0.06); opacity: 0.85; }
.vof-pending-mark { flex: none; font-size: 11px; font-style: italic; color: #8b949e; }
.vof-progress-note { font-size: 12px; color: #8b949e; margin: 8px 0 2px; }
.vof-actions { display: flex; gap: 8px; margin-top: 6px; }
#submit-button, #fill-only-button {
  font: 600 13px system-ui, sans-serif;
  padding: 8px 12px;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}
#submit-button { background: #1a7f37; }
#fill-only-button { background: #6e7781; }
#submit-button:disabled, #fill-only-button:disabled { opacity: 0.6; cursor: default; }

@media (prefers-color-scheme: dark) {
  #form-frame { background: #fff; } /* fixtures are light-themed documents */
  .vof-menu { background: #161b22; border-color: #30363d; box-shadow: 0 4px 12px rgba(0,0,0,0.5); }
  .vof-menu-section + .vof-menu-section { border-top-color: #30363d; }
  .vof-placeholder { color: #9198a1; }
}