:root{--hero-fill:rgba(255,255,255,0.12);--hero-stat:rgba(255,255,255,0.26);--bg-base:#ffffff;--blob-mint:#d3f3e0;--blob-lime:#e3f7d8;--blob-aqua:#d6f2e8;--blob-sage:#eaf7d3;--glass-fill:rgba(255,255,255,0.42);--glass-fill-strong:rgba(255,255,255,0.66);--glass-border:rgba(255,255,255,0.78);--glass-highlight:rgba(255,255,255,0.95);--ink:#10201e;--ink-muted:#465855;--line:rgba(16,32,30,0.12);--accent:#1f7a55;--accent-ink:#ffffff;--accent-soft:rgba(31,122,85,0.13);--focus:#1f7a55;--correct:#17704a;--correct-soft:rgba(23,112,74,0.12);--wrong:#b0372b;--wrong-soft:rgba(176,55,43,0.10);--shadow-glass:0 12px 40px rgba(16,32,30,0.12);--shadow-lift:0 6px 18px rgba(31,122,85,0.28);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--space-12:48px;--radius-sm:12px;--radius-md:18px;--radius-lg:28px;--radius-pill:999px;--glass-blur:24px;--glass-blur-sm:12px;--glass-saturate:180%;--font-sans:"IBM Plex Sans Thai", "Noto Sans Thai", system-ui, sans-serif;}[data-theme="dark"]{--hero-fill:rgba(255,255,255,0.03);--hero-stat:rgba(255,255,255,0.06);--bg-base:#0b1511;--blob-mint:#1f6a4a;--blob-lime:#3f6a2c;--blob-aqua:#1f5e55;--blob-sage:#566a2a;--glass-fill:rgba(255,255,255,0.07);--glass-fill-strong:rgba(255,255,255,0.13);--glass-border:rgba(255,255,255,0.16);--glass-highlight:rgba(255,255,255,0.28);--ink:#eef5f3;--ink-muted:#a6b8b4;--line:rgba(238,245,243,0.14);--accent:#7ddba8;--accent-ink:#07261a;--accent-soft:rgba(125,219,168,0.16);--focus:#9aecbd;--correct:#64d595;--correct-soft:rgba(100,213,149,0.16);--wrong:#ff8d7c;--wrong-soft:rgba(255,141,124,0.16);--shadow-glass:0 16px 48px rgba(0,0,0,0.45);--shadow-lift:0 6px 18px rgba(125,219,168,0.22);}

/* Clear Quiz — liquid-glass components. Every value comes from tokens.css. */
.cq, .cq * { box-sizing: border-box; }
.cq { font-family: var(--font-sans); color: var(--ink); -webkit-font-smoothing: antialiased; }

/* ---------- Backdrop: soft colour blobs the glass refracts ---------- */
.cq-backdrop {
  position: relative; min-height: 100%; overflow: hidden; overflow: clip;
  background: var(--bg-base);
  padding: var(--space-8) var(--space-4);
  display: flex; align-items: safe center; justify-content: center; gap: var(--space-6); flex-wrap: wrap;
}
.cq-backdrop::before, .cq-backdrop::after, .cq-blob {
  content: ""; position: absolute; border-radius: 50%; filter: blur(48px); opacity: .9; pointer-events: none; z-index: 0;
}
.cq-backdrop::before { width: 340px; height: 340px; left: -60px; top: -80px; background: var(--blob-mint); }
.cq-backdrop::after  { width: 320px; height: 320px; right: -60px; bottom: -100px; background: var(--blob-lime); }
.cq-blob.aqua   { width: 260px; height: 260px; right: 18%; top: -60px; background: var(--blob-aqua); }
.cq-blob.sage { width: 180px; height: 180px; left: 22%; bottom: -40px; background: var(--blob-sage); }
.cq-backdrop > :not(.cq-blob) { position: relative; z-index: 1; }

/* ---------- GlassCard ---------- */
.cq-glass {
  position: relative; isolation: isolate;
  background: var(--glass-fill);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass), inset 0 1px 0 var(--glass-highlight);
  padding: var(--space-8);
  width: 100%; max-width: 420px;
}
/* specular sheen: the "liquid" highlight in the top-left */
.cq-glass::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; pointer-events: none;
  background: linear-gradient(135deg, var(--glass-highlight) 0%, transparent 38%);
  opacity: .35;
}
.cq-glass.compact { padding: var(--space-6); }
.cq-glass.wide { max-width: 560px; }

/* ---------- Text ---------- */
.cq-display { font-size: 36px; line-height: 44px; font-weight: 700; letter-spacing: -0.01em; margin: 0; }
.cq-title { font-size: 22px; line-height: 30px; font-weight: 600; margin: 0; }
.cq-question { font-size: 20px; line-height: 30px; font-weight: 600; margin: 0; }
.cq-body { font-size: 16px; line-height: 26px; margin: 0; }
.cq-muted { color: var(--ink-muted); }
.cq-label { font-size: 14px; line-height: 20px; font-weight: 500; display: block; margin-bottom: var(--space-2); }
.cq-caption { font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: .02em; color: var(--ink-muted); }
.cq-stack > * + * { margin-top: var(--space-6); }
.cq-row { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }

/* ---------- Button ---------- */
.cq-btn {
  appearance: none; border: 1px solid transparent; cursor: pointer;
  font: 600 16px/24px var(--font-sans);
  padding: var(--space-3) var(--space-6); min-height: 48px;
  border-radius: var(--radius-md);
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, opacity .2s ease;
}
.cq-btn:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.cq-btn:active { transform: scale(.98); }
.cq-btn.block { width: 100%; }
.cq-btn-primary { background: var(--accent); color: var(--accent-ink); }
.cq-btn-primary:hover { box-shadow: var(--shadow-lift); }
.cq-btn-glass {
  background: var(--glass-fill-strong); color: var(--ink); border-color: var(--glass-border);
  -webkit-backdrop-filter: blur(var(--glass-blur-sm)); backdrop-filter: blur(var(--glass-blur-sm));
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}
.cq-btn-ghost { background: transparent; color: var(--ink-muted); }
.cq-btn-ghost:hover { color: var(--ink); }
.cq-btn:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; transform: none; }

/* ---------- TextField ---------- */
.cq-field {
  width: 100%; min-height: 52px;
  font: 400 16px/24px var(--font-sans); color: var(--ink);
  padding: var(--space-3) var(--space-4);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border); border-radius: var(--radius-md);
  box-shadow: inset 0 1px 2px var(--line);
  transition: border-color .2s, box-shadow .2s;
}
.cq-field::placeholder { color: var(--ink-muted); }
.cq-field:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px var(--accent-soft); }
.cq-field.is-error { border-color: var(--wrong); }
.cq-hint { margin-top: var(--space-2); font-size: 12px; line-height: 16px; color: var(--ink-muted); }
.cq-hint.is-error { color: var(--wrong); }

/* ---------- PinInput (5 digits) ---------- */
.cq-pin { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-2); }
.cq-pin input {
  width: 100%; aspect-ratio: 1 / 1.1; min-height: 52px; text-align: center;
  font: 600 22px/1 var(--font-sans); color: var(--ink);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  box-shadow: inset 0 1px 2px var(--line);
  -webkit-text-security: disc; caret-color: var(--accent);
  transition: border-color .2s, box-shadow .2s, transform .15s;
}
.cq-pin input:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px var(--accent-soft); transform: translateY(-1px); }
.cq-pin input.filled { border-color: var(--accent); }
.cq-pin.is-error input { border-color: var(--wrong); }
.cq-pin.reveal input { -webkit-text-security: none; }

/* ---------- Progress ---------- */
.cq-progress-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--space-2); }
.cq-progress { height: 8px; border-radius: var(--radius-pill); background: var(--line); overflow: hidden; }
.cq-progress > span { display: block; height: 100%; border-radius: inherit; background: var(--accent); transition: width .35s ease; }

/* ---------- AnswerOption ---------- */
.cq-options { display: grid; gap: var(--space-3); }
.cq-option {
  appearance: none; width: 100%; text-align: left; cursor: pointer;
  display: flex; align-items: center; gap: var(--space-3);
  font: 400 16px/26px var(--font-sans); color: var(--ink);
  padding: var(--space-3) var(--space-4); min-height: 56px;
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border); border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  transition: border-color .2s, background .2s, transform .15s;
}
.cq-option:hover { border-color: var(--accent); }
.cq-option:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.cq-option .key {
  flex: none; width: 32px; height: 32px; border-radius: var(--radius-sm);
  display: grid; place-items: center; font: 600 14px/1 var(--font-sans);
  border: 1px solid var(--line); color: var(--ink-muted);
}
.cq-option.is-selected { background: var(--accent-soft); border-color: var(--accent); }
.cq-option.is-selected .key { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.cq-option.is-correct { background: var(--correct-soft); border-color: var(--correct); }
.cq-option.is-correct .key { background: var(--correct); border-color: var(--correct); color: var(--accent-ink); }
.cq-option.is-wrong { background: var(--wrong-soft); border-color: var(--wrong); }
.cq-option.is-wrong .key { background: var(--wrong); border-color: var(--wrong); color: var(--accent-ink); }

/* ---------- ScoreRing ---------- */
.cq-ring { position: relative; width: 184px; height: 184px; margin: 0 auto; }
.cq-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.cq-ring .track { fill: none; stroke: var(--line); stroke-width: 12; }
.cq-ring .value { fill: none; stroke: var(--accent); stroke-width: 12; stroke-linecap: round; transition: stroke-dashoffset 1s cubic-bezier(.2,.8,.2,1); }
.cq-ring .center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.cq-ring .num { font-size: 56px; line-height: 56px; font-weight: 700; letter-spacing: -0.02em; }
.cq-ring .num small { font-size: 24px; font-weight: 600; color: var(--ink-muted); }

/* ---------- Result review list ---------- */
.cq-review { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.cq-review li {
  display: flex; gap: var(--space-3); align-items: flex-start;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--glass-fill-strong); border: 1px solid var(--glass-border);
  font-size: 14px; line-height: 20px;
}
.cq-review .mark { flex: none; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 13px; color: var(--accent-ink); }
.cq-review .ok .mark { background: var(--correct); }
.cq-review .no .mark { background: var(--wrong); }
.cq-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }
.cq-stat { text-align: center; padding: var(--space-3) var(--space-2); border-radius: var(--radius-md); background: var(--glass-fill-strong); border: 1px solid var(--glass-border); }
.cq-stat b { display: block; font-size: 20px; line-height: 28px; }

/* ---------- Avatar / chip ---------- */
.cq-chip { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-1) var(--space-3) var(--space-1) var(--space-1); border-radius: var(--radius-pill); background: var(--glass-fill-strong); border: 1px solid var(--glass-border); font-size: 14px; font-weight: 500; }
.cq-avatar { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: var(--accent-ink); font-size: 13px; font-weight: 700; }

@keyframes cq-in { from { opacity: 0; transform: translateY(8px) scale(.99); } to { opacity: 1; transform: none; } }
.cq-enter { animation: cq-in .35s cubic-bezier(.2,.8,.2,1) both; }
@keyframes cq-shake { 0%,100% { transform: none; } 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
.cq-shake { animation: cq-shake .3s ease; }
@media (prefers-reduced-motion: reduce) { .cq-enter, .cq-shake { animation: none; } .cq-ring .value, .cq-progress > span { transition: none; } }

html,body{margin:0;min-height:100%;background:var(--bg-base)}
.cq-backdrop{min-height:100vh}
@media (max-width:480px){.cq-glass{padding:var(--space-6)}}

/* ---------- QUIZ-PLS additions ---------- */
.cq-col { width: 100%; max-width: 860px; display: grid; gap: var(--space-6); }
.cq-col > .cq-glass { max-width: none; }
.cq-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.cq-stats4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: var(--space-3); }
.cq-chart-wrap { overflow-x: auto; }
.cq-chart { width: 100%; min-width: 440px; height: auto; display: block; }
.cq-chart text { font-family: var(--font-sans); fill: var(--ink-muted); font-size: 11px; }
.cq-chart .grid { stroke: var(--line); stroke-width: 1; }
.cq-chart .line { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linejoin: round; stroke-linecap: round; }
.cq-chart .dot { fill: var(--glass-fill-strong); stroke: var(--accent); stroke-width: 3; }
.cq-empty { text-align: center; padding: var(--space-8) 0; color: var(--ink-muted); }
.cq-qbar { display: grid; grid-template-columns: 52px 1fr 44px; align-items: center; gap: var(--space-3); font-size: 14px; }
.cq-qbar + .cq-qbar { margin-top: var(--space-3); }
.cq-qbar .cq-progress > span.low { background: var(--wrong); }
.cq-table-wrap { overflow-x: auto; }
.cq-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.cq-table th, .cq-table td { text-align: left; padding: var(--space-3); border-bottom: 1px solid var(--line); white-space: nowrap; }
.cq-table th { font-size: 12px; color: var(--ink-muted); font-weight: 500; }
.cq-table td.wrong { white-space: normal; color: var(--wrong); }
.cq-score-pill { display: inline-block; padding: 2px 12px; border-radius: var(--radius-pill); background: var(--accent-soft); font-weight: 600; }
.cq-score-pill.top { background: var(--accent); color: var(--accent-ink); }
.cq-items { margin: var(--space-3) 0 0; padding-left: 1.4em; color: var(--ink-muted); }
.cq-note { margin-top: 2px; color: var(--ink-muted); }
.cq-error-box { background: var(--wrong-soft); color: var(--wrong); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); font-size: 14px; }
.cq-review .grow { min-width: 0; }

/* การ์ด Hero ใสกว่าการ์ดทั่วไป */
.cq-glass.hero { background: var(--hero-fill); -webkit-backdrop-filter: blur(10px) saturate(190%); backdrop-filter: blur(10px) saturate(190%); border-color: rgba(255,255,255,0.9); }
.cq-glass.hero::before { opacity: .22; }
.cq-glass.hero .cq-stat { background: var(--hero-stat); }
.cq-glass.hero .cq-btn-glass { background: var(--hero-stat); }
/* กราฟคลื่น */

/* Hero แบบ Liquid Glass ใสสไตล์ iOS: เกือบไม่มีสีพื้น เน้นขอบสะท้อนแสงและเงาด้านใน */
.cq-glass.hero {
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(255,255,255,.20) 0%, rgba(255,255,255,.04) 42%, rgba(255,255,255,.10) 100%);
  -webkit-backdrop-filter: blur(3px) saturate(220%) brightness(1.05);
  backdrop-filter: blur(3px) saturate(220%) brightness(1.05);
  border: 0;
  box-shadow:
    0 0 0 1px rgba(31,122,85,.10),
    inset 2px 2.5px 4px -2px rgba(255,255,255,1),
    inset -2px -2.5px 4px -2px rgba(255,255,255,.75),
    inset 0 0 28px rgba(255,255,255,.38),
    0 14px 40px rgba(31,122,85,.14),
    0 2px 6px rgba(31,122,85,.08);
}
.cq-glass.hero::before {
  background: radial-gradient(70% 55% at 14% 0%, rgba(255,255,255,.9), transparent 70%);
  opacity: .5;
}
/* วงขอบสะท้อนแสง สว่างมุมซ้ายบนและขวาล่าง */
.cq-glass.hero::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px; pointer-events: none;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,.15) 28%, rgba(255,255,255,0) 58%, rgba(255,255,255,.85) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}
.cq-glass.hero .cq-stat, .cq-glass.hero .cq-btn-glass {
  background: rgba(255,255,255,.22);
  border-color: rgba(255,255,255,.8);
  -webkit-backdrop-filter: blur(2px) saturate(200%);
  backdrop-filter: blur(2px) saturate(200%);
}

/* กราฟแนวโน้ม */
.cq-chart-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.cq-pill { padding: var(--space-3) var(--space-6); border-radius: var(--radius-md); background: var(--glass-fill-strong); border: 1px solid var(--glass-border); font-weight: 600; color: var(--ink-muted); }
.cq-legend { display: flex; justify-content: center; gap: var(--space-6); flex-wrap: wrap; color: var(--ink-muted); font-size: 15px; }
.cq-legend span { display: inline-flex; align-items: center; gap: var(--space-2); }
.cq-legend .sw { width: 18px; height: 18px; border-radius: 50%; background: var(--accent); }
.cq-legend .sw.gray { background: #8a91a0; }
.cq-chart .axis { stroke: var(--line); stroke-width: 1; }
.cq-chart .line2 { fill: none; stroke: #8a91a0; stroke-width: 3; stroke-dasharray: 5 4; stroke-linecap: round; }
.cq-chart .dot2 { fill: #8a91a0; stroke: none; }
.cq-chart .dot { stroke: #fff; stroke-width: 2; fill: var(--accent); }