:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --line: rgba(17,24,39,0.12);
  --primary: #1d4ed8;
  --primary-2: #2563eb;
  --accent: #eef2ff;
  --shadow: 0 6px 24px rgba(17,24,39,0.10);
  --radius: 16px;
  --editor-h: 0px;
}

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

html, body { height: 100%; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #f7f9ff 0%, #eef3fb 100%);
  color: var(--text);
  min-height: 100dvh;
}

button, input, textarea, select { font: inherit; }

/* ── Access overlay ──────────────────────────────────────────────────────── */
.access-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,.82); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
}
.access-overlay.hidden { display: none; }

.access-box {
  background: #1a1a2e; border: 2px solid #f0c040; border-radius: 14px;
  padding: 32px 24px; max-width: 340px; width: 90%; text-align: center;
}
.access-box .lock { font-size: 44px; margin-bottom: 12px; }
.access-box h2 { color: #f0c040; font-size: 16px; margin-bottom: 8px; }
.access-box p { color: #d1d5db; font-size: 13px; margin-bottom: 6px; line-height: 1.5; }
.access-box a {
  display: inline-block; margin-top: 16px; background: #f0c040;
  color: #1a1a2e; font-weight: 700; padding: 11px 28px; border-radius: 8px;
  text-decoration: none; font-size: 14px;
}

/* ── Field editor — sticky top panel ────────────────────────────────────── */
.field-editor {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1.5px solid var(--primary-2);
  box-shadow: 0 4px 20px rgba(37,99,235,0.14);
  padding: 0;
}
.field-editor.hidden { display: none; }

.field-hint-bar {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 14px 8px;
  background: #eff6ff;
  border-bottom: 1px solid rgba(37,99,235,0.12);
}
.field-hint-text {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: #1e3a8a;
  line-height: 1.4;
}
.hint-dismiss {
  border: 0; background: transparent; color: var(--muted);
  font-size: 16px; cursor: pointer; padding: 0 4px; line-height: 1;
  flex-shrink: 0;
}
.hint-dismiss:hover { color: var(--text); }

.field-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
}

.field-input-wrap {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.field-text-inp {
  flex: 1;
  min-width: 0;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 9px 12px;
  font-size: 14px;
  outline: none;
  background: #fafbff;
}
.field-text-inp:focus { border-color: var(--primary-2); background: #fff; }

.choice-opt {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; cursor: pointer; padding: 5px 8px;
  border-radius: 8px; border: 1px solid var(--line); background: #f9fafb;
}
.choice-opt input[type=checkbox] { width: 15px; height: 15px; accent-color: var(--primary); }
.choice-opt:has(input:checked) { background: #eff6ff; border-color: rgba(37,99,235,.3); }

.photo-file-inp { display: none; }

.field-help-btn {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1.5px solid var(--line); background: #f3f4f6;
  color: var(--muted); font-weight: 700; font-size: 15px;
  cursor: pointer; flex-shrink: 0;
}
.field-help-btn:hover { background: #e5efff; color: var(--primary); border-color: var(--primary-2); }

.field-insert-btn {
  width: 40px; height: 36px; border-radius: 10px;
  background: var(--primary); color: #fff;
  border: 0; font-weight: 700; font-size: 18px; cursor: pointer; flex-shrink: 0;
}
.field-insert-btn:hover { background: var(--primary-2); }

.field-ai-reply {
  padding: 10px 14px 12px;
  font-size: 12.5px;
  line-height: 1.5;
  color: #1e40af;
  background: #f0f7ff;
  border-top: 1px solid rgba(37,99,235,0.1);
  white-space: pre-wrap;
}
.field-ai-reply.hidden { display: none; }

/* ── App shell ───────────────────────────────────────────────────────────── */
.app-shell { display: flex; flex-direction: column; min-height: 100dvh; }

/* ── Top bar ─────────────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: linear-gradient(180deg, #fff 0%, #f8faff 100%);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 12px rgba(17,24,39,0.06);
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }

.brand { font-size: 17px; font-weight: 800; letter-spacing: .2px; }
.brand-accent { color: var(--primary); }

.fill-status {
  font-size: 12px; color: var(--muted);
  background: #f0f4ff; padding: 4px 10px; border-radius: 999px;
  border: 1px solid rgba(37,99,235,0.14);
}

.btn-ghost-sm {
  border: 1px solid var(--line); background: #f9fafb; color: var(--text);
  border-radius: 10px; padding: 7px 12px; font-size: 13px; cursor: pointer;
}
.btn-ghost-sm:hover { background: #f0f0f0; }

.btn-primary-sm {
  border: 0; background: var(--primary); color: #fff;
  border-radius: 10px; padding: 7px 14px; font-size: 13px;
  font-weight: 600; cursor: pointer;
}
.btn-primary-sm:hover { background: var(--primary-2); }
.btn-primary-sm:disabled { opacity: .6; cursor: not-allowed; }

/* ── Zoom bar ────────────────────────────────────────────────────────────── */
.zoom-bar {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 6px 12px;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.zoom-label { font-size: 13px; color: var(--muted); min-width: 40px; text-align: center; }

/* ── PDF viewer ──────────────────────────────────────────────────────────── */
.pdf-viewer {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 10px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  width: 100%;
}

.doc-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  overflow-x: hidden;
}

.page-wrap {
  position: relative;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(17,24,39,0.1);
  box-shadow: 0 4px 20px rgba(17,24,39,0.08);
  max-width: 100%;
  flex-shrink: 0;
}

.page-img {
  display: block; width: 100%; height: auto;
  user-select: none; pointer-events: none;
}

.overlay-layer { position: absolute; inset: 0; }

/* ── Field overlays ──────────────────────────────────────────────────────── */
.ov-field {
  position: absolute;
  border-radius: 5px;
  border: 1.5px solid rgba(37,99,235,0.18);
  background: rgba(255,255,255,0.65);
  backdrop-filter: blur(1px);
  cursor: pointer;
  overflow: hidden;
  transition: border-color .1s, background .1s, box-shadow .1s;
  display: flex; align-items: center;
}
.ov-field:hover {
  border-color: var(--primary-2);
  background: rgba(219,234,254,0.7);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.14);
}
.ov-field.active {
  border-color: var(--primary);
  background: rgba(219,234,254,0.9);
  box-shadow: 0 0 0 4px rgba(37,99,235,0.22);
}
.ov-val {
  font-size: 11px; padding: 2px 5px;
  color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 100%;
}

/* Checkbox overlay — sits exactly over the PDF checkbox cell */
.ov-checkbox {
  background: rgba(255,255,255,0.4);
  align-items: center;
  justify-content: center;
  padding: 0;
}
.ov-box {
  width: 60%; height: 60%;
  min-width: 10px; min-height: 10px;
  border: 1.5px solid #64748b; border-radius: 2px; background: #fff;
  position: relative; flex-shrink: 0;
}
.ov-checkbox.ov-checked .ov-box {
  background: var(--primary); border-color: var(--primary);
}
.ov-checkbox.ov-checked .ov-box::after {
  content: "";
  position: absolute; left: 20%; top: 2%; width: 35%; height: 65%;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}

/* Photo slot */
.ov-photo-slot {
  position: absolute;
  border: 2px dashed rgba(37,99,235,.4);
  background: rgba(37,99,235,0.05);
  border-radius: 8px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.ov-photo-slot:hover { border-color: var(--primary); background: rgba(37,99,235,0.1); }
.ov-photo-hint { font-size: 12px; color: var(--primary); text-align: center; padding: 8px; }

/* ── Admin panel (keep these so admin.html still works) ─────────────────── */
.admin-shell { min-height: 100dvh; display: flex; flex-direction: column; }
.admin-shell .topbar { background: #080c10; border-bottom: 1px solid #1e2d42; }
.admin-shell .admin-main {
  display: grid; grid-template-columns: 360px 1fr; gap: 14px; padding: 14px; flex: 1;
}
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px;
}
.card h2 { margin: 0 0 12px 0; font-size: 18px; }
.card label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
.card input, .card textarea, .card select {
  width: 100%; border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 12px; background: #fff;
}
.row { display: flex; gap: 10px; margin-top: 12px; }
.muted { color: var(--muted); font-size: 13px; margin-top: 10px; }
button.primary { background: var(--primary); color: #fff; border: 0; border-radius: 12px; padding: 10px 12px; cursor: pointer; }
button.ghost { background: #f3f4f6; color: #111827; border: 0; border-radius: 12px; padding: 10px 12px; cursor: pointer; }
button.secondary { background: #e5efff; color: #1d4ed8; border: 0; border-radius: 12px; padding: 10px 12px; cursor: pointer; }
button:disabled { opacity: .6; cursor: not-allowed; }
.hidden { display: none !important; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .topbar { padding: 8px 10px; gap: 6px; flex-wrap: wrap; }
  .topbar-left { flex: 1; }
  .btn-ghost-sm, .btn-primary-sm { font-size: 12px; padding: 6px 10px; }
  .brand { font-size: 15px; }
  .fill-status { font-size: 11px; padding: 3px 8px; }
  .field-hint-bar { padding: 8px 10px 6px; }
  .field-hint-text { font-size: 12px; }
  .field-input-row { padding: 8px 10px; }
  .pdf-viewer { padding: 8px; }
  .doc-container { gap: 10px; }
  .page-wrap { border-radius: 10px; }
  .admin-shell .admin-main { grid-template-columns: 1fr; }
}