/* ==========================================================================
   RPL-CBTA Practical Grading — shared styles (Dashboard + Grading form)
   Colours are defined once here; change them to restyle the whole app.
   ========================================================================== */
:root {
  --navy: #1f3a5f;
  --navy-2: #2c5282;
  --bg: #f3f5f8;
  --card: #ffffff;
  --line: #dde3ea;
  --text: #1c2530;
  --muted: #667385;
  --green: #1e8e4e;
  --green-bg: #e3f5ea;
  --red: #c53030;
  --red-bg: #fde8e8;
  --amber: #b7791f;
  --amber-bg: #fdf3dc;
  --accent: #2b6cb0;
  --accent-bg: #e6f0fa;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 30, 50, .08), 0 1px 2px rgba(20, 30, 50, .04);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}
h1, h2, h3 { margin: 0; line-height: 1.25; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: var(--navy); color: #fff;
}
.topbar .brand { font-weight: 700; font-size: 16px; }
.topbar .brand small { display: block; font-weight: 400; opacity: .75; font-size: 12px; }
.topbar .spacer { flex: 1; }
.topbar .who { font-size: 13px; opacity: .9; }
.topbar .btn { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.25); }
.topbar .btn:hover { background: rgba(255,255,255,.22); }

/* ---------- Buttons & inputs ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 38px; padding: 7px 14px;
  border: 1px solid var(--line); border-radius: 8px;
  background: #fff; cursor: pointer; text-decoration: none; color: var(--text);
  white-space: nowrap;
}
.btn:hover { background: #f0f3f7; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--navy-2); }
.btn.success { background: var(--green); border-color: var(--green); color: #fff; }
.btn.danger { color: var(--red); border-color: #f1b5b5; }
.btn.danger:hover { background: var(--red-bg); }
.btn.small { min-height: 30px; padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

input[type=text], input[type=password], input[type=number], input[type=date], input[type=search], select, textarea {
  width: 100%; padding: 8px 10px; min-height: 38px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-bg); border-color: var(--accent); }
textarea { min-height: 80px; resize: vertical; }
label.field { display: block; margin-bottom: 10px; }
label.field > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 3px; }

/* ---------- Layout ---------- */
.wrap { max-width: 1280px; margin: 0 auto; padding: 16px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px;
}
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.grow { flex: 1; min-width: 160px; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 12px; font-weight: 600; background: #edf0f4; color: var(--muted);
}
.badge.c { background: var(--green-bg); color: var(--green); }
.badge.nc { background: var(--red-bg); color: var(--red); }
.badge.draft { background: var(--amber-bg); color: var(--amber); }
.badge.blue { background: var(--accent-bg); color: var(--accent); }

/* ---------- Modal ---------- */
.modal-back {
  position: fixed; inset: 0; z-index: 50; background: rgba(15, 25, 40, .45);
  display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto;
}
.modal {
  width: 100%; max-width: 560px; background: #fff; border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,.25); padding: 20px;
}
.modal.wide { max-width: 820px; }
.modal h2 { font-size: 18px; margin-bottom: 14px; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; overflow-x: auto; }
.tabs button {
  border: none; background: none; padding: 8px 12px; cursor: pointer; color: var(--muted);
  border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ---------- Toast ---------- */
#toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%);
  background: #1c2530; color: #fff; padding: 10px 16px; border-radius: 8px;
  z-index: 100; font-size: 14px; max-width: calc(100% - 32px); box-shadow: 0 4px 16px rgba(0,0,0,.25);
}
#toast.error { background: var(--red); }

/* ---------- Login ---------- */
.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; background: var(--navy); }
.login-box { width: 100%; max-width: 380px; background: #fff; border-radius: 14px; padding: 26px; box-shadow: 0 10px 40px rgba(0,0,0,.3); }
.login-box h1 { font-size: 20px; color: var(--navy); }
.login-box p { margin: 4px 0 18px; }

/* ==========================================================================
   DASHBOARD
   ========================================================================== */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.stat b { display: block; font-size: 24px; }
.stat span { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.stat.c b { color: var(--green); }
.stat.nc b { color: var(--red); }
.stat.draft b { color: var(--amber); }

.module-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.module-tabs button {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 14px; cursor: pointer;
}
.module-tabs button.active { background: var(--navy); color: #fff; border-color: var(--navy); }

.matrix-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
table.matrix { border-collapse: separate; border-spacing: 0; width: 100%; min-width: 640px; }
table.matrix th, table.matrix td { border-bottom: 1px solid var(--line); padding: 8px; text-align: center; vertical-align: middle; }
table.matrix thead th {
  position: sticky; top: 0; background: #f7f9fb; font-size: 12px; font-weight: 600; color: var(--muted);
  min-width: 110px;
}
table.matrix thead th .code { display: block; color: var(--navy); font-size: 13px; }
table.matrix th.name, table.matrix td.name {
  position: sticky; left: 0; z-index: 2; background: #fff; text-align: left; min-width: 190px;
  border-right: 1px solid var(--line);
}
table.matrix thead th.name { background: #f7f9fb; z-index: 3; }
table.matrix td.name b { display: block; }
table.matrix tr:hover td { background: #fafbfd; }
.cell-btn {
  width: 100%; min-height: 44px; border-radius: 8px; border: 1px dashed #c9d2dc; background: #fff; cursor: pointer;
  font-size: 13px; color: var(--muted); padding: 4px;
}
.cell-btn:hover { border-color: var(--accent); color: var(--accent); }
.cell-btn.c { border: 1px solid #a8dcbc; background: var(--green-bg); color: var(--green); font-weight: 600; }
.cell-btn.nc { border: 1px solid #f1b5b5; background: var(--red-bg); color: var(--red); font-weight: 600; }
.cell-btn.draft { border: 1px solid #f0d49b; background: var(--amber-bg); color: var(--amber); }
.cell-btn small { display: block; font-weight: 400; font-size: 11px; opacity: .85; }
.empty-state { padding: 40px 16px; text-align: center; color: var(--muted); }

.list-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.list-table th, .list-table td { padding: 7px 6px; border-bottom: 1px solid var(--line); text-align: left; }
.list-table th { font-size: 12px; color: var(--muted); font-weight: 600; }
.scroll-box { max-height: 340px; overflow-y: auto; }

.qr-box { text-align: center; }
.qr-box svg { width: 220px; height: 220px; }
.qr-box .url { font-size: 20px; font-weight: 700; margin-top: 8px; word-break: break-all; }

/* ==========================================================================
   GRADING FORM
   ========================================================================== */
body.grade { padding-bottom: 96px; }
.form-wrap { max-width: 920px; margin: 0 auto; padding: 16px; }
.save-state { font-size: 12px; opacity: .9; }
.save-state.err { color: #ffd1d1; font-weight: 600; }

.title-card h1 { font-size: 20px; color: var(--navy); }
.title-card .sub { color: var(--muted); font-size: 13px; }
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin-top: 12px; }
.profile-grid div { padding: 6px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.profile-grid div span { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }

.section-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--navy); color: #fff; margin: -16px -16px 14px; padding: 10px 16px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.section-head h2 { font-size: 15px; }
.section-head .pts { font-weight: 700; white-space: nowrap; }

.item { padding: 12px 0; border-bottom: 1px solid var(--line); }
.item:last-child { border-bottom: none; }
.item .q { display: flex; gap: 10px; }
.item .num {
  flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--accent-bg); color: var(--accent);
  font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center;
}
.item .txt { flex: 1; }
.item .meta { font-size: 12px; color: var(--muted); margin-top: 2px; }
.item .got { font-weight: 700; white-space: nowrap; color: var(--navy); }
.scale { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0 36px; }
.scale button {
  min-width: 42px; height: 42px; border-radius: 8px; border: 1px solid var(--line); background: #fff;
  cursor: pointer; font-weight: 600;
}
.scale button:hover { border-color: var(--accent); }
.scale button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.scale button.max { border-style: dashed; }
.item.unscored .num { background: var(--amber-bg); color: var(--amber); }

.variant-pick { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 8px; }
.variant-pick button {
  padding: 12px; border-radius: 10px; border: 2px solid var(--line); background: #fff; cursor: pointer; text-align: left;
}
.variant-pick button b { display: block; color: var(--navy); }
.variant-pick button.on { border-color: var(--accent); background: var(--accent-bg); }

.timer { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.timer .clock { font-size: 40px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--navy); min-width: 150px; }
.timer .clock.running { color: var(--green); }
.time-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 12px; }
.time-score-box { background: var(--accent-bg); border-radius: 8px; padding: 8px 12px; }
.time-score-box b { font-size: 22px; color: var(--navy); }
.bands { font-size: 13px; margin-top: 10px; }
.bands td { padding: 3px 10px 3px 0; }
.bands tr.hit td { font-weight: 700; color: var(--accent); }

.yn { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; flex: none; }
.yn button { border: none; background: #fff; padding: 8px 16px; cursor: pointer; font-weight: 600; min-width: 58px; }
.yn button + button { border-left: 1px solid var(--line); }
.yn button.yes.on { background: var(--green); color: #fff; }
.yn button.no.on { background: var(--red); color: #fff; }
#reassess button.on { background: var(--navy); color: #fff; }
.crit { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid var(--line); }
.crit:last-of-type { border-bottom: none; }
.crit .txt { flex: 1; }
.crit input { margin-top: 8px; }
.crit.failed { background: var(--red-bg); margin: 0 -16px; padding: 12px 16px; }

.decision-box { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.decision-big { border-radius: 10px; padding: 14px; text-align: center; background: #edf0f4; }
.decision-big b { display: block; font-size: 30px; }
.decision-big.c { background: var(--green-bg); color: var(--green); }
.decision-big.nc { background: var(--red-bg); color: var(--red); }
.sign-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.sign-pad { border: 1px dashed #b9c3cf; border-radius: 8px; background: #fcfdfe; touch-action: none; width: 100%; height: 140px; display: block; }
.sign-label { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--muted); margin-bottom: 4px; }

.notes-box summary { cursor: pointer; font-weight: 600; color: var(--accent); }
.notes-box ul { margin: 8px 0 0; padding-left: 20px; font-size: 13px; color: var(--muted); }

.locked-banner { background: var(--green-bg); color: var(--green); border: 1px solid #a8dcbc; border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px; }
.locked-banner.nc { background: var(--red-bg); color: var(--red); border-color: #f1b5b5; }
fieldset.lock { border: none; padding: 0; margin: 0; min-width: 0; }

/* Sticky score bar */
.scorebar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -4px 16px rgba(0,0,0,.07);
}
.scorebar .inner { max-width: 920px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 12px; }
.scorebar .parts { display: flex; gap: 14px; font-size: 13px; color: var(--muted); }
.scorebar .parts b { color: var(--text); font-size: 15px; }
.scorebar .total { font-size: 22px; font-weight: 800; color: var(--navy); }
.scorebar .spacer { flex: 1; }

.history { font-size: 13px; }
.history li { margin-bottom: 4px; }

/* ---------- Phone ---------- */
@media (max-width: 720px) {
  body { font-size: 15px; }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stats .stat:nth-child(n+4) { grid-column: span 1; }
  .topbar .who { display: none; }
  .profile-grid, .decision-box, .sign-grid { grid-template-columns: 1fr; }
  .time-grid { grid-template-columns: 1fr 1fr; }
  .time-grid .time-score-box { grid-column: span 2; }
  .scale { margin-left: 0; }
  .scale button { min-width: 40px; height: 44px; flex: 1 0 40px; }
  .scorebar .parts { display: none; }
  .crit { flex-direction: column; gap: 8px; }
  .hide-phone { display: none !important; }
}

/* ==========================================================================
   PRINT — official form layout (generated into #printForm by grade.js)
   ========================================================================== */
#printForm { display: none; }
@media print {
  @page { size: A4; margin: 12mm; }
  body { background: #fff; padding: 0 !important; font-size: 10.5px; }
  body > *:not(#printForm) { display: none !important; }
  #printForm { display: block; color: #000; }
  #printForm .hdr { display: flex; justify-content: space-between; font-size: 9px; border-bottom: 1px solid #000; padding-bottom: 2px; margin-bottom: 6px; }
  #printForm h1 { font-size: 13px; text-align: center; background: #1f3a5f; color: #fff; padding: 6px; margin: 0 0 6px; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  #printForm h2 { font-size: 11px; background: #dde3ea; padding: 3px 6px; margin: 8px 0 0; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  #printForm table { width: 100%; border-collapse: collapse; page-break-inside: auto; }
  #printForm tr { page-break-inside: avoid; }
  #printForm th, #printForm td { border: 1px solid #555; padding: 3px 5px; vertical-align: top; text-align: left; }
  #printForm th { background: #f0f2f5; font-size: 9.5px; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  #printForm td.n { text-align: center; width: 42px; }
  #printForm .tot td { font-weight: 700; }
  #printForm .sig img { height: 50px; }
  #printForm .foot { font-size: 8.5px; margin-top: 6px; color: #333; }
}