:root {
  --navy:#10223d;
  --navy-2:#183455;
  --gold:#d7b15a;
  --gold-dark:#a97f29;
  --cream:#faf7ef;
  --paper:#fffdf8;
  --ink:#14243a;
  --muted:#667084;
  --line:#e8dfc8;
  --success:#2d6a4f;
  --danger:#a13d3d;
  --shadow:0 12px 30px rgba(16,34,61,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"Public Sans",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit}
button,input{font:inherit}
button,a{outline-offset:3px}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(215,177,90,.65)}
img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 32px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(250,247,239,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(169,127,41,.2)}
.nav-wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-family:"Fraunces",Georgia,serif;font-size:1.22rem;font-weight:600;white-space:nowrap}
.brand-logo{width:42px;height:42px;object-fit:contain;border-radius:50%;box-shadow:0 0 0 1px rgba(215,177,90,.35)}
.nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap;justify-content:flex-end}
.nav a{text-decoration:none;padding:8px 10px;border-radius:999px;font-size:.86rem;font-weight:600;color:#40506a}
.nav a:hover,.nav a.active{background:#f0e7d4;color:var(--navy)}
.hero{background:linear-gradient(135deg,var(--navy),#17395f 67%,#20466e);color:white;position:relative;overflow:hidden;padding:86px 0 82px}
.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(215,177,90,.22) 1px,transparent 1px);background-size:21px 21px;mask-image:linear-gradient(90deg,black,transparent 82%)}
.hero-inner{position:relative;z-index:1;max-width:850px}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.76rem;font-weight:700;color:var(--gold-dark)}
.hero .eyebrow{color:#f0cf7e}
h1,h2,h3{font-family:"Fraunces",Georgia,serif;line-height:1.1;margin:0}
h1{font-size:clamp(2.8rem,7vw,5.4rem);font-weight:500;letter-spacing:-.035em}
h2{font-size:clamp(2rem,4vw,3.2rem);font-weight:500;letter-spacing:-.025em}
h3{font-size:1.45rem;font-weight:500}
.hero p{font-size:1.12rem;max-width:660px;color:rgba(255,255,255,.83);margin:22px 0 0}
.hero-search{display:flex;gap:10px;max-width:720px;margin-top:28px}
.hero-search input{flex:1;min-width:0;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.96);color:var(--navy);border-radius:999px;padding:12px 17px}
.hero-search input::placeholder{color:#7c8796}
.hero-actions,.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:11px 18px;text-decoration:none;border:1px solid transparent;font-weight:700;font-size:.9rem;cursor:pointer;transition:.2s ease}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:#e3c46e;transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:#cdbb8e;color:var(--navy)}
.hero .btn-outline{border-color:rgba(255,255,255,.48);color:white}
.btn-outline:hover{background:rgba(215,177,90,.12)}
.btn-small{padding:8px 13px;font-size:.8rem}
.section{padding:72px 0}
.section-tight{padding:52px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}
.section-head p{max-width:640px;color:var(--muted);margin:10px 0 0}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:0 5px 16px rgba(16,34,61,.035)}
.level-card{padding:25px;display:block;text-decoration:none;transition:.2s ease}
.level-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4bb7b}
.level-badge,.tag{display:inline-flex;align-items:center;border-radius:999px;border:1px solid rgba(169,127,41,.35);background:#f6eedb;color:#765718;padding:4px 9px;font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.level-card h3{margin-top:14px}
.level-card p{margin:9px 0 0;color:var(--muted);font-size:.92rem}
.steps{counter-reset:step}
.step{padding:22px;display:flex;gap:15px;align-items:center}
.step:before{counter-increment:step;content:counter(step);width:40px;height:40px;border:1px solid var(--gold);background:#f7edd4;border-radius:50%;display:grid;place-items:center;font-family:"Fraunces";font-size:1.05rem;color:var(--navy);flex:0 0 auto}
.page-hero{padding:58px 0 26px}
.page-hero h1{font-size:clamp(2.6rem,6vw,4.4rem);color:var(--navy)}
.page-hero p{color:var(--muted);max-width:730px;margin:14px 0 0}
.topic-card{overflow:hidden;display:flex;flex-direction:column;min-height:100%;transition:.2s ease}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--gold);aspect-ratio:16/9;overflow:hidden}
.preview-tile{position:relative;background:linear-gradient(145deg,#173657,#0f223b);overflow:hidden;min-width:0}
.preview-tile img{width:100%;height:100%;object-fit:cover;background:white}
.preview-tile .fallback{position:absolute;inset:0;display:grid;place-items:center;padding:18px;text-align:center;color:#f3e7c8;font-family:"Fraunces",serif;font-size:1.15rem;background:linear-gradient(145deg,#173657,#0f223b)}
.preview-label{position:absolute;left:9px;bottom:9px;background:rgba(16,34,61,.88);color:white;border:1px solid rgba(215,177,90,.55);padding:4px 8px;border-radius:999px;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.card-meta span:last-child{font-size:.76rem;color:var(--muted)}
.card-body p{color:var(--muted);font-size:.9rem;margin:0;flex:1}
.resource-buttons{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.practice-link{margin-top:4px;color:var(--gold-dark);font-weight:700;text-decoration:none;font-size:.87rem}
.practice-link:hover{text-decoration:underline}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:20px 0 28px}
.search{width:min(100%,420px);border:1px solid var(--line);background:white;border-radius:999px;padding:11px 16px;color:var(--ink)}
.chip{border:1px solid var(--line);background:white;color:var(--ink);border-radius:999px;padding:8px 13px;cursor:pointer;font-size:.82rem;font-weight:700}
.chip.active,.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:white}
.empty{padding:42px;text-align:center;color:var(--muted)}
.practice-hero{background:var(--navy);color:white}
.practice-hero p{color:rgba(255,255,255,.76)}
.practice-card{padding:25px;display:flex;flex-direction:column;min-height:220px}
.practice-card.featured{background:var(--navy);color:white;border-color:rgba(215,177,90,.4)}
.practice-card.featured p{color:rgba(255,255,255,.72)}
.practice-card p{color:var(--muted)}
.practice-card .coming{align-self:flex-start;margin-bottom:18px}
.challenge-shell{width:min(800px,calc(100% - 32px));margin:0 auto;padding:48px 0 72px}
.challenge-top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.86rem;font-weight:700}
.progress{height:8px;background:#eae3d1;border-radius:99px;overflow:hidden;margin:12px 0 22px}
.progress > div{height:100%;background:var(--gold);transition:width .3s ease}
.question-box{background:var(--navy);color:white;border-radius:18px;padding:28px;border:1px solid rgba(215,177,90,.35)}
.question-box h2{font-size:clamp(1.55rem,4vw,2.4rem)}
.hint{color:#f2ce7c;margin:12px 0 0;font-size:.9rem}
.answers{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.answer{display:flex;gap:12px;align-items:center;text-align:left;border:2px solid #e0d4b8;background:white;color:var(--ink);border-radius:14px;padding:15px;cursor:pointer;font-weight:650}
.answer:hover{border-color:var(--gold)}
.answer:disabled{cursor:default}
.answer.removed{opacity:.28}
.answer.correct{border-color:#67a382;background:#edf8f1}
.answer.wrong{border-color:#c67373;background:#fff0f0}
.answer-letter{width:32px;height:32px;border:1px solid #cdbb8e;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;font-family:"Fraunces"}
.lifelines{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.feedback{margin-top:20px;padding:20px}
.feedback h3{margin-bottom:6px}
.setup{padding:26px;margin-top:25px}
.setup-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:18px 0}
.timer-toggle{display:flex;align-items:center;gap:9px;font-size:.9rem}
.results{text-align:center;padding:36px}
.result-score{font-family:"Fraunces";font-size:4rem;color:var(--navy);line-height:1}
.footer{background:var(--navy);color:white;padding:38px 0;margin-top:54px}
.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.footer p{margin:5px 0;color:rgba(255,255,255,.68);font-size:.86rem}
.footer a{color:#f0ce76;text-decoration:none}
.notice{border-left:3px solid var(--gold);padding:14px 18px;background:#fffaf0;color:#5d5a51;border-radius:0 10px 10px 0}
.sr-only{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:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}.nav-wrap{align-items:flex-start;padding:14px 0}.nav{max-width:580px}.hero{padding:66px 0}.preview-grid{aspect-ratio:15/9}}
@media (max-width:640px){.hero-search{display:grid;grid-template-columns:1fr}.hero-search .btn{width:100%}.container{width:min(100% - 22px,1160px)}.site-header{position:relative}.nav-wrap{display:block}.brand{margin-bottom:10px}.nav{justify-content:flex-start}.nav a{font-size:.79rem;padding:7px 8px}.hero{padding:54px 0}.grid-3,.grid-4,.grid-2{grid-template-columns:1fr}.section{padding:52px 0}.section-head{display:block}.answers{grid-template-columns:1fr}.preview-grid{aspect-ratio:16/10}.page-hero{padding-top:40px}}