/* AI Literacy Exam (/exam). Same house tokens as the quiz, but a heavier,
   calmer register: no per question colour feedback, a visible clock, an answer
   sheet grid, and a long review list at the end. */

.exam-wrap {
  min-height: 100svh;
  padding: calc(var(--nav-height, 5.5rem) + clamp(1.5rem, 5vh, 3rem)) var(--gutter, 1.5rem) clamp(3rem, 9vh, 6rem);
}
.exam-shell { width: 100%; max-width: 46rem; margin: 0 auto; }

.exam-lang { display: flex; justify-content: flex-end; margin-bottom: 0.9rem; }
.exam-lang .seg { display: inline-flex; background: var(--soft); border-radius: 999px; padding: 0.25rem; gap: 0.15rem; }
.exam-lang .seg button {
  font: inherit; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em;
  padding: 0.35rem 0.85rem; border-radius: 999px; color: var(--dark-2); cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}
.exam-lang .seg button.active { background: var(--ink); color: var(--on-dark); }

/* ---------- card ---------- */
.ex-card {
  background: #fff;
  border-radius: var(--r-panel, 1.5rem);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  box-shadow: 0 24px 60px -34px rgba(16, 42, 102, 0.32);
  animation: ex-in 0.45s cubic-bezier(.16, 1, .3, 1) both;
}
.ex-card + .ex-card { margin-top: 1.25rem; }
@keyframes ex-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.ex-eyebrow {
  display: block; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 0.75rem;
}
.ex-title {
  font-size: clamp(1.9rem, 5.4vw, 3rem); font-weight: 700; line-height: 1.02;
  letter-spacing: var(--track-5, -0.03em); margin-bottom: 0.9rem;
}
.ex-sub { color: var(--dark-2); line-height: 1.6; margin-bottom: 1.5rem; }

.ex-rules { list-style: none; padding: 0; margin: 0 0 1.75rem; display: grid; gap: 0.55rem; }
.ex-rules li {
  position: relative; padding-left: 1.9rem; font-size: 0.95rem; color: var(--ink); line-height: 1.5;
}
.ex-rules li::before {
  content: ""; position: absolute; left: 0; top: 0.38em;
  width: 1.15rem; height: 1.15rem; border-radius: 50%; background: var(--soft);
}
.ex-rules li::after {
  content: ""; position: absolute; left: 0.35rem; top: 0.62em;
  width: 0.44rem; height: 0.22rem; border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}

/* ---------- progress bar + clock ---------- */
.ex-bar { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 0.6rem; }
.ex-step { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.ex-clock {
  font-variant-numeric: tabular-nums; font-size: 1.05rem; font-weight: 700;
  color: var(--dark-2); letter-spacing: 0.02em;
}
.ex-clock.low { color: var(--error, #fb2c36); }
.ex-progress { height: 5px; background: var(--soft); border-radius: 3px; overflow: hidden; margin-bottom: 1.6rem; }
.ex-progress span { display: block; height: 100%; background: var(--blue); border-radius: 3px; transition: width 0.4s var(--ease-out, ease); }

/* ---------- question ---------- */
.ex-q {
  font-size: clamp(1.2rem, 2.6vw, 1.6rem); font-weight: 700; line-height: 1.25;
  letter-spacing: var(--track-3, -0.01em); margin-bottom: 1.35rem;
}
.ex-options { display: grid; gap: 0.6rem; margin-bottom: 1.6rem; }
.ex-opt {
  display: flex; align-items: flex-start; gap: 0.85rem; width: 100%; text-align: left;
  background: var(--bg); border: 2px solid transparent; border-radius: 14px;
  padding: 0.95rem 1.1rem; cursor: pointer; font-size: 1rem; line-height: 1.45;
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.1s ease;
}
.ex-opt:hover { border-color: rgba(37, 99, 255, 0.4); }
.ex-opt:active { transform: scale(0.995); }
/* Picked, not "correct". The exam never says correct until it is submitted. */
.ex-opt.picked { border-color: var(--blue); background: #fff; }
.ex-key {
  flex: none; width: 1.7rem; height: 1.7rem; border-radius: 50%;
  background: var(--soft); color: var(--dark-2);
  display: grid; place-items: center; font-size: 0.8rem; font-weight: 800;
}
.ex-opt.picked .ex-key { background: var(--blue); color: #fff; }

/* ---------- buttons ---------- */
.ex-foot, .ex-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.ex-foot { justify-content: space-between; }
.ex-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font: inherit; font-size: 0.9rem; font-weight: 700; letter-spacing: 0.01em;
  padding: 0.75rem 1.4rem; border-radius: 999px; cursor: pointer;
  transition: transform 0.4s var(--ease-pill, ease), background 0.18s ease, color 0.18s ease;
}
.ex-btn:hover { transform: scale(1.04); }
.ex-btn[disabled] { opacity: 0.4; pointer-events: none; }
.ex-primary { background: var(--ink); color: var(--on-dark); }
.ex-ghost { background: var(--soft); color: var(--ink); }
.ex-arrow { width: 1rem; height: 1rem; }

/* ---------- answer sheet ---------- */
.ex-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(2.6rem, 1fr));
  gap: 0.45rem; margin: 1.2rem 0 1.8rem;
}
.ex-cell {
  aspect-ratio: 1; border-radius: 10px; background: var(--bg); color: var(--muted);
  font-size: 0.82rem; font-weight: 700; cursor: pointer;
  border: 2px solid transparent; transition: 0.15s;
}
.ex-cell:hover { border-color: rgba(37, 99, 255, 0.45); }
.ex-cell.done { background: var(--blue); color: #fff; }

/* ---------- result ---------- */
.ex-result { text-align: center; }
.ex-timeup {
  background: #fff4f4; color: #b42318; border-radius: 12px;
  padding: 0.8rem 1rem; font-size: 0.9rem; font-weight: 600; margin-bottom: 1.25rem;
}
.ex-score {
  font-size: clamp(3.4rem, 12vw, 6rem); font-weight: 700; line-height: 1;
  letter-spacing: var(--track-7, -0.05em); color: var(--blue);
}
.ex-score span { font-size: 0.32em; color: var(--muted); letter-spacing: 0; }
.ex-pct { font-size: 0.9rem; font-weight: 600; color: var(--muted); margin-top: 0.5rem; }
.ex-band {
  font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 700; letter-spacing: var(--track-5, -0.03em);
  margin: 1rem 0 0.6rem;
}
.ex-result .ex-sub { max-width: 44ch; margin-inline: auto; }
.ex-actions { justify-content: center; margin-top: 1.5rem; }

/* ---------- review ---------- */
.ex-rev-head { font-size: 1.15rem; font-weight: 700; letter-spacing: var(--track-3, -0.01em); margin-bottom: 1.25rem; }
.ex-reviews { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.9rem; counter-reset: none; }
.ex-rev {
  display: grid; grid-template-columns: 2rem 1fr; gap: 0.9rem;
  background: var(--bg); border-radius: 14px; padding: 1rem 1.1rem;
  border-left: 4px solid var(--soft);
}
.ex-rev.ok { border-left-color: #1aa35a; }
.ex-rev.no { border-left-color: #fb2c36; }
.ex-rev.blank { border-left-color: var(--muted); }
.ex-rev-n { font-size: 0.85rem; font-weight: 800; color: var(--muted); }
.ex-rev-q { font-weight: 700; line-height: 1.4; margin-bottom: 0.5rem; }
.ex-rev-line { font-size: 0.9rem; line-height: 1.5; color: var(--dark-2); }
.ex-rev-line.mine { color: #b42318; }
.ex-rev-why { font-size: 0.85rem; line-height: 1.55; color: var(--muted); margin-top: 0.45rem; }

@media (prefers-reduced-motion: reduce) {
  .ex-card { animation: none; }
  .ex-btn:hover { transform: none; }
}

/* ===========================================================================
   Registration, six sections, hexagram, and the digital certificate.
   ======================================================================== */

.ex-career{background:rgba(37,99,255,.07);border-left:3px solid var(--blue);border-radius:0 10px 10px 0;
  padding:12px 14px;font-size:13px;line-height:1.6;color:var(--ink);margin-bottom:1.5rem}
.ex-h2{font-size:1.05rem;font-weight:700;letter-spacing:-.01em;margin:1.8rem 0 .3rem}
.ex-hint{font-size:.82rem;color:var(--muted);margin-bottom:1rem}

.ex-secgrid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin:0 0 1.6rem}
.ex-secitem{display:flex;gap:.6rem;align-items:flex-start;background:var(--bg);border-radius:10px;padding:.6rem .7rem}
.ex-secitem b{width:1.35rem;height:1.35rem;border-radius:50%;background:var(--ink);color:#fff;display:grid;
  place-items:center;font-size:.7rem;flex:none;margin-top:1px}
.ex-secitem span{font-size:.82rem;font-weight:600;line-height:1.35}
.ex-secitem s{display:block;text-decoration:none;font-weight:400;font-size:.76rem;color:var(--muted);margin-top:2px}

.ex-form{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.ex-f{min-width:0}
.ex-f label{display:block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--muted);margin-bottom:.3rem}
.ex-f input,.ex-f select{width:100%;background:var(--bg);border:1.5px solid transparent;border-radius:12px;
  padding:.7rem .85rem;font-size:.95rem;-webkit-appearance:none;appearance:none}
.ex-f input:focus,.ex-f select:focus{outline:none;border-color:var(--blue);background:#fff}
.ex-selwrap{position:relative}
.ex-selwrap select{padding-right:2.2rem;cursor:pointer}
.ex-chev{position:absolute;right:.85rem;top:50%;transform:translateY(-50%);width:1rem;height:1rem;color:var(--muted);pointer-events:none}
.ex-err{margin:.8rem 0 0;font-size:.85rem;font-weight:600;color:#d23b53}

.ex-secbar{display:flex;gap:3px;margin-bottom:.9rem}
.ex-seg{flex:1;height:4px;border-radius:2px;background:var(--soft)}
.ex-seg.done{background:var(--blue)}
.ex-seg.now{background:var(--ink)}
.ex-step b{font-weight:700;color:var(--ink)}
.ex-qmeta{font-size:.76rem;color:var(--muted);margin:-0.9rem 0 1rem;letter-spacing:.04em}

.ex-gsec{margin-bottom:1rem}
.ex-gname{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:.4rem}

/* result */
.ex-level{display:flex;align-items:baseline;justify-content:center;gap:.6rem}
.ex-level b{font-size:clamp(4rem,14vw,7rem);font-weight:700;line-height:1;letter-spacing:-.05em;color:var(--blue)}
.ex-level span{font-size:.95rem;color:var(--muted)}
.ex-scale{display:flex;gap:4px;justify-content:center;margin-top:1.2rem;flex-wrap:wrap}
.ex-scale span{width:2rem;height:2rem;border-radius:8px;background:var(--bg);color:var(--muted);
  display:grid;place-items:center;font-size:.8rem;font-weight:700}
.ex-scale span.on{background:var(--blue);color:#fff}

.ex-hexwrap{display:grid;grid-template-columns:340px 1fr;gap:2rem;align-items:center}
.ex-hex{width:100%;max-width:340px;height:auto;overflow:visible}
.ex-hexlist{display:flex;flex-direction:column;gap:.55rem}
.ex-hrow{display:grid;grid-template-columns:1fr 90px auto;gap:.7rem;align-items:center;font-size:.85rem}
.ex-hrow .t{height:6px;background:var(--soft);border-radius:3px;overflow:hidden}
.ex-hrow .t i{display:block;height:100%;background:var(--blue);border-radius:3px}
.ex-hrow .v{font-family:'JetBrains Mono',monospace;font-size:.78rem;color:var(--muted)}

.ex-sw{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;margin-top:1.6rem;padding-top:1.4rem;border-top:1px solid rgba(16,42,102,.1)}
.ex-sw h3{font-size:.74rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);margin-bottom:.6rem}
.ex-sw ul{list-style:none;padding:0;display:grid;gap:.35rem}
.ex-sw li{font-size:.9rem}
.ex-sw li b{font-family:'JetBrains Mono',monospace;color:var(--blue)}
.ex-none{font-size:.85rem;color:var(--muted)}

.ex-cta{background:#fff;border-radius:1.5rem;padding:clamp(1.4rem,3.5vw,2.2rem);margin-top:1.25rem;
  box-shadow:0 24px 60px -34px rgba(16,42,102,.32)}
.ex-cta h3{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.5rem}
.ex-cta p{color:var(--dark-2);line-height:1.6;max-width:60ch}
.ex-cta.strong{background:linear-gradient(135deg,#2f6bff,#12317f);color:#fff}
.ex-cta.strong h3{color:#fff}
.ex-cta.strong p{color:rgba(239,245,255,.9)}
.ex-cta.strong .ex-ghost{background:rgba(255,255,255,.18);color:#fff}
.ex-cta.strong .ex-primary{background:#fff;color:#12317f}
.ex-ctabtns{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.1rem}

.ex-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem}
.ex-mailmsg{margin-top:.8rem;font-size:.85rem;font-weight:600}
.ex-mailmsg.ok{color:#1aa35a}
.ex-mailmsg.warn{color:#b8791c}
.ex-revsec{list-style:none;font-size:.74rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  color:var(--blue);margin:1.1rem 0 .3rem}

/* ---- the certificate itself ---- */
.cert{background:#fff;border:1px solid rgba(16,42,102,.14);border-radius:14px;padding:10px;margin-top:1rem}
.cert-in{border:1px solid rgba(16,42,102,.16);border-radius:9px;padding:clamp(1.3rem,3.2vw,2.2rem);position:relative}
.cert-top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.4rem}
.cert-mark{font-size:1.3rem;font-weight:700;letter-spacing:-.04em;color:var(--blue)}
.cert-mark i{font-style:normal}
.cert-meta{text-align:right;font-size:.66rem}
.cert-meta span{display:block;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.cert-meta b{font-family:'JetBrains Mono',monospace;font-size:.78rem;letter-spacing:.02em}
.cert-kick{font-size:.64rem;font-weight:700;letter-spacing:.28em;color:var(--muted);text-align:center}
.cert-h{font-size:clamp(1.5rem,4vw,2.1rem);font-weight:700;letter-spacing:-.03em;text-align:center;margin:.35rem 0 1.2rem}
.cert-lead{text-align:center;font-size:.85rem;color:var(--muted);max-width:52ch;margin:0 auto;line-height:1.6}
.cert-name{text-align:center;font-size:clamp(1.5rem,4.6vw,2.3rem);font-weight:700;letter-spacing:-.02em;
  color:var(--blue);margin:.7rem 0 .9rem;word-break:break-word}
.cert-lv{text-align:center;margin:1.1rem 0}
.cert-lv b{display:block;font-size:1.5rem;font-weight:700;letter-spacing:-.02em}
.cert-lv span{font-size:.8rem;color:var(--muted)}
.cert-secs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(16,42,102,.1);
  border:1px solid rgba(16,42,102,.1);border-radius:9px;overflow:hidden;margin:1.2rem 0}
.cert-secs div{background:#fff;padding:.55rem .6rem;text-align:center}
.cert-secs span{display:block;font-size:.62rem;color:var(--muted);line-height:1.3}
.cert-secs b{font-family:'JetBrains Mono',monospace;font-size:.95rem}
.cert-foot{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;margin-top:1.2rem;
  padding-top:1rem;border-top:1px solid rgba(16,42,102,.1)}
.cert-sig{display:grid;gap:2px;font-size:.7rem;color:var(--muted)}
.cert-url{font-family:'JetBrains Mono',monospace;font-size:.6rem;word-break:break-all;max-width:32ch}
.cert-qr{text-align:center;flex:none}
.cert-qr svg{display:block;border-radius:5px}
.cert-qr span{display:block;font-size:.58rem;color:var(--muted);margin-top:4px;letter-spacing:.04em}

@media(max-width:760px){
  .ex-form,.ex-secgrid,.ex-sw{grid-template-columns:1fr}
  .ex-hexwrap{grid-template-columns:1fr}
  .ex-hex{width:100%;height:auto;max-width:300px;margin:0 auto}
  .cert-secs{grid-template-columns:repeat(2,1fr)}
  .cert-foot{flex-direction:column;align-items:flex-start}
}
@media print{
  body{background:#fff}
  .site-nav,.menu-panel,.site-footer,.exam-lang,.no-print,.ex-cta{display:none!important}
  .ex-card{box-shadow:none;padding:0}
  .cert{border:0;margin:0}
  @page{size:A4;margin:12mm}
}

/* the review rows no longer carry a number column */
.ex-rev{grid-template-columns:1fr}