:root {
  --purple:#56318f;
  --indigo:#304f9c;
  --green:#2f6f3e;
  --orange:#bd5a18;
  --gold:#b17b00;
  --red:#a92f2f;
  --ink:#27313b;
  --muted:#5c6670;
  --paper:#f6f2eb;
  --card:#fffdf9;
  --line:#d8d1c7;
}
*{box-sizing:border-box}
html,body{height:auto;min-height:0;margin:0;padding:0;overflow:visible}
body{font-family:Montserrat,Arial,sans-serif;color:var(--ink);background:#ece8e1 url('https://dcciportal.co.uk/wp-content/uploads/2026/02/Picture1.png') center top/cover no-repeat;line-height:1.5}
button{font:inherit}
button:focus-visible,.flashcard-frame:focus-visible{outline:4px solid #111;outline-offset:4px}
.app-shell{max-width:1180px;margin:0 auto;padding:22px}
.panel{background:rgba(255,253,249,.97);border:1px solid rgba(39,49,59,.15);border-radius:24px;margin:0 0 22px;overflow:hidden}
.rainbow-edge{border-left:7px solid var(--purple);position:relative}
.rainbow-edge:before{content:"";position:absolute;left:-7px;top:0;bottom:0;width:7px;background:linear-gradient(#8e44ad 0 20%,#e91e63 20% 40%,#3f51b5 40% 60%,#27ae60 60% 80%,#e67e22 80%)}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding:32px}
.eyebrow{text-transform:uppercase;letter-spacing:.09em;font-weight:800;font-size:.78rem;color:var(--purple);margin:0 0 6px}
h1,h2,h3{line-height:1.08;margin:0;color:#2c2450}
h1{font-size:clamp(2.2rem,6vw,4.4rem)}
h2{font-size:clamp(1.5rem,3vw,2.35rem)}
.lede{font-size:1.08rem;max-width:60ch;color:var(--muted)}
.hero-actions,.study-controls,.study-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
button{min-height:46px;border-radius:14px;border:2px solid transparent;padding:11px 18px;cursor:pointer;font-weight:800}
button.primary{background:var(--purple);color:#fff}
button.secondary{background:#fff;color:var(--purple);border-color:var(--purple)}
button.text-button{background:transparent;color:var(--purple);text-decoration:underline;padding-inline:6px}
button[disabled]{opacity:.45;cursor:not-allowed}
.hero-visuals{display:flex;justify-content:center;align-items:center}
.hero-visuals img{width:min(100%,420px);height:auto;display:block;border-radius:20px}
.hero-infinity{background:#f2ddd0}
.section-picker{padding:26px}
.section-intro{display:grid;grid-template-columns:1fr minmax(260px,440px);gap:24px;align-items:center;margin-bottom:22px}
.section-intro img{width:100%;border-radius:18px;display:block}
.section-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.section-btn{background:#fff;border:2px solid var(--accent);color:var(--ink);text-align:left;min-height:130px;padding:17px}
.section-btn strong{display:block;font-size:1.05rem;color:var(--accent);margin-bottom:6px}
.section-btn span{display:block;color:var(--muted);font-size:.92rem;font-weight:600}
.study{padding:26px}
.study-topline{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:16px}
.progress-meta{display:flex;justify-content:space-between;gap:12px;font-weight:700;font-size:.9rem;color:var(--muted)}
.progress-track{height:12px;background:#ded8d0;border-radius:999px;overflow:hidden;margin-top:7px}
.progress-bar{height:100%;width:0;background:var(--purple);transition:width .2s ease}
.flashcard-frame{margin:24px auto 12px;max-width:940px;perspective:1200px}
.flashcard{display:grid;min-height:480px;transform-style:preserve-3d;transition:transform .48s ease;position:relative}
.flashcard.is-flipped{transform:rotateY(180deg)}
.card-face{grid-area:1/1;border-radius:28px;border:3px solid var(--accent,var(--purple));background:var(--card);padding:34px;display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:center;backface-visibility:hidden;overflow:hidden}
.card-back{transform:rotateY(180deg);background:linear-gradient(135deg,#fffdf9,#f0ece5)}
.card-kicker{text-transform:uppercase;font-size:.82rem;letter-spacing:.08em;font-weight:900;color:var(--accent,var(--purple));margin:0 0 8px}
.card-number{font-size:.92rem;color:var(--muted);font-weight:700;margin:0 0 12px}
.card-face h3{font-size:clamp(1.8rem,4vw,3.2rem);color:var(--accent,var(--purple));max-width:18ch}
.tap-hint{color:var(--muted);margin-top:18px}
.card-art img,.answer-visual img{width:100%;height:auto;max-height:390px;object-fit:contain;border-radius:22px;display:block;margin:auto}
.answer-visual{display:flex;align-items:center;justify-content:center;min-width:0;padding:2px;border-radius:24px;background:linear-gradient(135deg,#8e44ad,#e91e63,#3f51b5,#27ae60,#e67e22)}
.answer-visual img{background:#fffdf9;border-radius:22px}
.answer{font-size:1.12rem;max-width:64ch}
.answer p{margin:0 0 14px}
.answer ul{margin:.5rem 0 0 1.25rem;padding:0}
.answer li{margin:.32rem 0}
.keyboard-hint{font-size:.82rem;color:var(--muted);text-align:center;margin:8px 0 18px}
.study-controls{justify-content:center}
.study-actions{justify-content:center;margin-top:10px}
.completion{display:grid;grid-template-columns:minmax(240px,.8fr) 1.2fr;gap:28px;align-items:center;padding:28px}
.completion img{width:100%;border-radius:20px}
.sr-live{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:860px){
  .hero,.section-intro,.completion{grid-template-columns:1fr}
  .section-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .card-face{grid-template-columns:1fr;min-height:620px}
  .card-art img,.answer-visual img{max-height:230px}
}
@media (max-width:560px){
  .app-shell{padding:10px}
  .hero,.section-picker,.study,.completion{padding:18px}
  .section-grid{grid-template-columns:1fr}
  .study-topline{display:block}
  .study-topline .text-button{margin-top:10px}
  .card-face{padding:22px;min-height:610px}
  .card-face h3{font-size:2rem}
  .study-controls button{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
  .flashcard.is-flipped{transform:none}
  .flashcard.is-flipped .card-front{display:none}
  .flashcard:not(.is-flipped) .card-back{display:none}
  .card-back{transform:none}
}