/* iSATPrep — editorial academic */
:root{
  --navy:#152647;
  --navy-2:#0F1E3D;
  --navy-3:#1B2D52;
  --amber:#F59E0B;
  --amber-deep:#C97A05;
  --bg:#FAFAF7;
  --bg-2:#F4F2EC;
  --rule:#E5E2D8;
  --ink:#1F2937;
  --ink-soft:#4B5563;
  --muted:#9CA3AF;
  --serif:"Fraunces", "Source Serif 4", Georgia, serif;
  --sans:"Source Sans 3", "Inter", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --pad-y: 7rem;
  --maxw: 1240px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  font-size:17px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* TYPE */
.serif{font-family:var(--serif); font-optical-sizing:auto; font-variation-settings:"SOFT" 30, "WONK" 0;}
.mono{font-family:var(--mono); letter-spacing:-0.01em}
h1,h2,h3,h4{font-family:var(--serif); color:var(--navy); margin:0; font-weight:500; letter-spacing:-0.015em; text-wrap:balance;}
h1{font-size:clamp(44px, 6.2vw, 84px); line-height:1.02; letter-spacing:-0.03em; font-weight:400;}
h2{font-size:clamp(32px, 3.8vw, 52px); line-height:1.06; letter-spacing:-0.02em;}
h3{font-size:clamp(22px, 2vw, 28px); line-height:1.15;}
p{margin:0 0 1em; text-wrap:pretty;}
a{color:inherit; text-decoration:none}

.eyebrow{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--ink-soft);
  display:inline-flex; align-items:center; gap:8px;
  flex-wrap:nowrap; white-space:nowrap;
}
.eyebrow::before{
  content:""; width:18px; height:1px; background:currentColor; opacity:0.5;
}

/* LAYOUT */
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px;}
section{padding:var(--pad-y) 0;}
.rule{border:0; border-top:1px solid var(--rule); margin:0;}

/* NAV */
.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(250,250,247,0.82);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--rule);
}
.nav-inner{display:flex; align-items:center; justify-content:space-between; height:64px;}
.brand{display:flex; align-items:center; gap:10px; font-family:var(--serif); color:var(--navy); font-size:20px; font-weight:500; letter-spacing:-0.01em;}
.brand-mark{
  width:28px; height:28px; border:1.5px solid var(--navy); border-radius:6px;
  display:grid; place-items:center; color:var(--navy); font-family:var(--mono); font-size:12px; font-weight:600;
  background:var(--bg);
  position:relative;
}
.brand-mark::after{
  content:""; position:absolute; right:-3px; bottom:-3px; width:8px; height:8px; background:var(--amber); border-radius:1px;
}
.nav-links{display:flex; gap:28px; align-items:center; font-size:14px; color:var(--ink-soft);}
.nav-links a{transition:color .15s}
.nav-links a:hover{color:var(--navy)}
.nav-cta{display:flex; gap:10px; align-items:center;}
@media (max-width: 800px){
  .nav-links{display:none}
}

/* BUTTONS */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--sans); font-size:15px; font-weight:600;
  padding:12px 22px; border-radius:8px; cursor:pointer;
  transition:transform .12s ease, box-shadow .15s ease, background .15s, border-color .15s;
  border:1px solid transparent;
  white-space:nowrap;
}
.btn-primary{background:var(--amber); color:#1a1205; border-color:var(--amber);}
.btn-primary:hover{background:var(--amber-deep); border-color:var(--amber-deep); color:#fff; transform:translateY(-1px); box-shadow:0 8px 22px -10px rgba(217, 119, 6, 0.55)}
.btn-outline{background:transparent; color:var(--navy); border-color:var(--navy);}
.btn-outline:hover{background:var(--navy); color:#fff;}
.btn-ghost{background:transparent; color:var(--navy); border-color:var(--rule);}
.btn-ghost:hover{border-color:var(--navy);}
.btn-sm{font-size:13px; padding:8px 14px;}
.btn-lg{font-size:17px; padding:16px 28px;}
.btn-block{width:100%; justify-content:center;}
.btn-arrow{display:inline-block; transition:transform .15s ease;}
.btn:hover .btn-arrow{transform:translateX(3px);}

/* HERO */
.hero{
  position:relative; overflow:hidden;
  padding:6rem 0 7rem;
}
.hero-grid{
  display:grid; grid-template-columns: 1.4fr 1fr; gap:64px; align-items:center;
}
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr; gap:48px;}
}
.hero h1 em{font-style:normal; color:var(--amber-deep); font-family:var(--serif); font-weight:500;}
.hero-sub{font-size:clamp(17px, 1.4vw, 20px); color:var(--ink-soft); max-width:54ch; margin:1.5rem 0 2rem;}
.hero-ctas{display:flex; gap:12px; flex-wrap:wrap;}
.hero-meta{display:flex; gap:24px; margin-top:2.5rem; padding-top:1.5rem; border-top:1px solid var(--rule); flex-wrap:wrap;}
.hero-meta div{font-size:13px; color:var(--ink-soft);}
.hero-meta strong{color:var(--navy); font-family:var(--serif); font-size:24px; font-weight:500; display:block; line-height:1; margin-bottom:4px;}

/* Hero diagram (geometric) */
.hero-diagram{
  position:relative;
  aspect-ratio: 1/1;
  max-width:480px;
  margin-left:auto;
}

/* THE PROBLEM */
.split-2{display:grid; grid-template-columns: 1fr 1.2fr; gap:80px; align-items:start;}
@media (max-width: 900px){ .split-2{grid-template-columns:1fr; gap:32px;} }
.lead{font-size:clamp(20px, 1.6vw, 24px); line-height:1.45; color:var(--ink); font-family:var(--serif); font-weight:400;}
.body-text{color:var(--ink-soft); font-size:17px;}

.bg-bone{background:var(--bg-2); border-top:1px solid var(--rule); border-bottom:1px solid var(--rule);}
.bg-navy{background:var(--navy); color:#E8ECF4;}
.bg-navy h2, .bg-navy h3{color:#fff;}
.bg-navy .eyebrow{color:rgba(255,255,255,0.55);}
.bg-amber{background:var(--amber); color:#1a1205;}
.bg-amber h2{color:#1a1205;}

/* SECTION HEADER */
.section-head{display:flex; flex-direction:column; gap:14px; margin-bottom:56px; max-width:760px;}
.section-head.center{align-items:center; text-align:center; margin-left:auto; margin-right:auto;}

/* METHOD diagram */
.method-flow{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:24px; margin-top:48px;
}
@media (max-width: 800px){.method-flow{grid-template-columns:1fr; gap:16px;}}
.method-step{
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:32px 28px; position:relative;
}
.method-step .num{
  font-family:var(--mono); font-size:11px; color:var(--amber-deep); letter-spacing:0.12em;
  display:flex; align-items:center; gap:10px; margin-bottom:24px;
}
.method-step .num::after{content:""; flex:1; height:1px; background:var(--rule);}
.method-step h3{font-size:24px; margin-bottom:10px;}
.method-step p{color:var(--ink-soft); font-size:15px; margin:0;}
.method-step .glyph{
  width:80px; height:80px; margin-bottom:20px;
  display:grid; place-items:center;
}

/* DEMO */
.demo-card{
  position:relative; aspect-ratio:16/9; border-radius:18px; overflow:hidden;
  width:80%; margin:0 auto;
  background:linear-gradient(135deg, #1B2D52 0%, #0F1E3D 60%, #0A1733 100%);
  cursor:pointer; box-shadow:0 24px 60px -24px rgba(15,30,61,0.45);
  transition:transform .25s ease;
}
.demo-card:hover{transform:translateY(-4px);}
.demo-card .deco{position:absolute; inset:0; opacity:0.22;}
.demo-card .play{
  position:absolute; left:50%; top:50%; transform:translate(-50%, -50%);
  width:96px; height:96px; border-radius:999px; background:var(--amber);
  display:grid; place-items:center; box-shadow:0 16px 40px rgba(245,158,11,0.45);
  transition:transform .15s ease;
}
.demo-card:hover .play{transform:translate(-50%,-50%) scale(1.06);}
.demo-card .play svg{margin-left:6px;}
.demo-caption{display:flex; justify-content:space-between; align-items:baseline; width:80%; margin:18px auto 0; color:var(--ink-soft); font-size:14px;}
.demo-caption .mono{color:var(--navy);}

/* INSTRUCTOR */
.instructor-grid{display:grid; grid-template-columns: 38% 1fr; gap:80px; align-items:start;}
@media (max-width: 900px){.instructor-grid{grid-template-columns:1fr; gap:40px;}}
.portrait{
  aspect-ratio:4/5; border-radius:8px; position:relative;
  overflow:hidden !important;
  background:#F4F2EC;
  border:1px solid var(--rule);
  width:90%;
}
.portrait > img{
  position:absolute; inset:0;
  width:100% !important; height:100% !important;
  max-width:100% !important; max-height:100% !important;
  object-fit:cover !important; object-position:center 22% !important;
  display:block;
}
.portrait .label{
  position:absolute; left:16px; bottom:16px;
  font-family:var(--mono); font-size:11px; letter-spacing:0.04em; color:var(--ink-soft);
  background:var(--bg); padding:6px 10px; border:1px solid var(--rule); border-radius:6px;
}
.portrait .ring{
  width:62%; aspect-ratio:1/1; border-radius:999px;
  background: rgba(15,30,61,0.06);
  border:1px dashed rgba(15,30,61,0.25);
  display:grid; place-items:center;
}
.portrait .ring .inner{
  width:60%; aspect-ratio:1/1; border-radius:999px;
  background:linear-gradient(160deg, var(--bg-2), #DDD8C8);
}
.instructor-meta{margin-top:18px;}
.instructor-meta .name{font-family:var(--serif); font-size:22px; color:var(--navy); font-weight:500;}
.instructor-meta .role{font-size:14px; color:var(--ink-soft);}

.bio{font-size:17px; line-height:1.7; color:var(--ink); max-width:60ch;}
.bio p{margin-bottom:1.1em;}
.pullquote{
  border-left:3px solid var(--amber);
  padding:18px 0 18px 24px;
  margin:32px 0;
  font-family:var(--serif); font-size:clamp(22px, 2vw, 28px); line-height:1.25;
  color:var(--navy); font-weight:500; letter-spacing:-0.01em;
}

/* TOPICS — index/textbook */
.topics-list{border-top:1px solid var(--rule);}
.topic-row{
  display:grid; grid-template-columns: 60px 1.2fr 2fr 1fr auto;
  align-items:center; gap:32px;
  padding:28px 0;
  border-bottom:1px solid var(--rule);
  transition:background .15s ease, padding .15s ease;
}
.topic-row:hover{background:var(--bg-2); padding-left:12px;}
.topic-row .num{font-family:var(--mono); color:var(--muted); font-size:14px; letter-spacing:0.06em;}
.topic-row .name{font-family:var(--serif); font-size:22px; color:var(--navy); font-weight:500; letter-spacing:-0.01em;}
.topic-row .desc{color:var(--ink-soft); font-size:15px;}
.topic-row .badge{justify-self:start;}
.topic-row .arr{color:var(--ink-soft); transition:transform .15s, color .15s;}
.topic-row:hover .arr{color:var(--amber-deep); transform:translateX(4px);}
@media (max-width: 900px){
  .topic-row{grid-template-columns: 36px 1fr; row-gap:6px; column-gap:16px; padding:22px 0;}
  .topic-row .desc{grid-column:2; font-size:14px;}
  .topic-row .badge{grid-column:2; justify-self:start;}
  .topic-row .arr{display:none;}
  .topic-row .name{font-size:19px;}
}
.badge{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--mono); font-size:11px; letter-spacing:0.06em;
  padding:5px 9px; border-radius:999px; border:1px solid var(--rule); background:var(--bg);
  color:var(--ink-soft); font-weight:500; text-transform:uppercase;
  white-space:nowrap;
}
.badge-free{color:var(--amber-deep); border-color:#F5D9A0; background:#FFF8EC;}
.badge-59{color:var(--navy); border-color:#C9D2E5; background:#EDF1F9;}
.badge-99{color:#fff; border-color:var(--navy); background:var(--navy);}

/* TESTIMONIALS */
.tcard-grid{display:grid; grid-template-columns: repeat(3, 1fr); gap:20px;}
@media (max-width: 900px){.tcard-grid{grid-template-columns:1fr;}}
.tcard{
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:28px;
  display:flex; flex-direction:column; gap:14px;
  transition:border-color .15s, transform .15s;
}
.tcard:hover{border-color:var(--navy); transform:translateY(-2px);}
.tcard .top{display:flex; justify-content:space-between; align-items:center;}
.tcard .who{font-family:var(--serif); font-size:18px; color:var(--navy); font-weight:500;}
.tcard .gain{font-family:var(--mono); font-size:13px; color:var(--amber-deep); padding:4px 8px; background:#FFF8EC; border:1px solid #F5D9A0; border-radius:999px;}
.tcard .quote{font-family:var(--serif); font-size:18px; line-height:1.45; color:var(--ink); font-weight:400;}
.tcard .quote::before{content:"\201C"; color:var(--amber); font-size:32px; line-height:0; vertical-align:-12px; margin-right:2px;}
.tcard .stars{color:var(--amber); letter-spacing:2px; font-size:14px;}

/* PRICING */
.price-grid{display:grid; grid-template-columns: 1fr 1.06fr 1fr; gap:20px; align-items:stretch;}
@media (max-width: 900px){.price-grid{grid-template-columns:1fr;}}
.pcard{
  background:var(--bg); border:1px solid var(--rule); border-radius:16px;
  padding:36px 32px; display:flex; flex-direction:column; gap:20px;
  position:relative;
}
.pcard.pop{
  border:2px solid var(--amber); transform:scale(1.02);
  box-shadow:0 24px 60px -24px rgba(245,158,11,0.35);
  background:linear-gradient(180deg, #FFFCF4 0%, var(--bg) 30%);
}
@media (max-width: 900px){.pcard.pop{transform:none;}}
.pcard .ribbon{
  position:absolute; top:-13px; left:50%; transform:translateX(-50%);
  background:var(--amber); color:#1a1205;
  font-family:var(--mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase;
  padding:6px 14px; border-radius:999px; font-weight:600;
  white-space:nowrap;
}
.pcard .tier{font-family:var(--mono); font-size:11px; color:var(--ink-soft); letter-spacing:0.16em; text-transform:uppercase;}
.pcard .name{font-family:var(--serif); font-size:28px; color:var(--navy); font-weight:500; letter-spacing:-0.01em;}
.pcard .price{display:flex; align-items:baseline; gap:6px;}
.pcard .price .amt{font-family:var(--serif); font-size:56px; color:var(--navy); font-weight:500; line-height:1; letter-spacing:-0.025em;}
.pcard .price .per{color:var(--ink-soft); font-size:15px;}
.pcard .desc{color:var(--ink-soft); font-size:15px; min-height:42px;}
.pcard ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:11px; flex:1;}
.pcard li{display:flex; gap:10px; align-items:flex-start; font-size:15px; color:var(--ink);}
.pcard li.no{color:var(--muted); text-decoration:line-through; text-decoration-color:rgba(156,163,175,0.4);}
.pcard li svg{flex-shrink:0; margin-top:3px;}
.pcard .desc em, .section-head .body-text em{
  font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;
}

/* FAQ */
.faq{max-width:820px; margin:0 auto;}
.faq-item{border-bottom:1px solid var(--rule);}
.faq-item:first-child{border-top:1px solid var(--rule);}
.faq-q{
  width:100%; background:transparent; border:0; cursor:pointer;
  display:flex; justify-content:space-between; align-items:center; gap:24px;
  padding:24px 4px; text-align:left;
  font-family:var(--serif); font-size:20px; color:var(--navy); font-weight:500;
  letter-spacing:-0.01em;
}
.faq-q:hover{color:var(--amber-deep);}
.faq-q .plus{
  width:28px; height:28px; border-radius:999px; border:1px solid var(--rule);
  display:grid; place-items:center; flex-shrink:0;
  transition:transform .25s ease, background .15s, border-color .15s;
  color:var(--navy);
}
.faq-item.open .faq-q .plus{transform:rotate(45deg); background:var(--navy); color:#fff; border-color:var(--navy);}
.faq-a{
  max-height:0; overflow:hidden;
  transition:max-height .35s ease, padding .25s ease;
  color:var(--ink-soft); font-size:16px; line-height:1.6;
}
.faq-item.open .faq-a{max-height:240px; padding:0 4px 24px;}

/* FOOTER */
.final-cta{
  text-align:center; padding:7rem 0;
}
.final-cta h2{max-width:18ch; margin:0 auto 16px;}
.final-cta p{font-size:18px; max-width:50ch; margin:0 auto 28px; color:rgba(26,18,5,0.75);}

footer{background:var(--navy); color:rgba(232,236,244,0.7); padding:56px 0 32px;}
footer h4{font-family:var(--mono); font-size:11px; letter-spacing:0.16em; text-transform:uppercase; color:rgba(255,255,255,0.5); font-weight:500; margin-bottom:14px;}
.foot-grid{display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:48px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,0.1);}
@media (max-width:800px){.foot-grid{grid-template-columns:1fr 1fr; gap:32px;}}
.foot-grid a{display:block; padding:6px 0; font-size:14px;}
.foot-grid a:hover{color:#fff;}
.foot-bottom{display:flex; justify-content:space-between; align-items:center; padding-top:24px; font-size:13px; flex-wrap:wrap; gap:16px;}
footer .brand{color:#fff;}
footer .brand-mark{border-color:#fff; color:#fff; background:transparent;}

/* SOLUTION WALKTHROUGHS */
.walkthroughs{display:grid; grid-template-columns:1fr 1fr; gap:28px; margin-top:48px;}
@media (max-width:900px){.walkthroughs{grid-template-columns:1fr;}}
.walk-card{
  background:var(--bg); border:1px solid var(--rule); border-radius:14px; overflow:hidden;
  display:flex; flex-direction:column;
  transition:border-color .15s, transform .15s, box-shadow .15s;
  color:inherit; text-decoration:none;
}
.walk-card:hover{border-color:var(--navy); transform:translateY(-3px); box-shadow:0 18px 40px -22px rgba(15,30,61,0.35);}
.walk-vid{aspect-ratio:16/9; width:100%; background:#0F1E3D; position:relative; overflow:hidden;}
.walk-vid img{width:100%; height:100%; object-fit:cover; display:block; transition:transform .35s ease;}
.walk-card:hover .walk-vid img{transform:scale(1.04);}
.walk-play{
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%);
  width:72px; height:72px; border-radius:999px; background:var(--amber);
  display:grid; place-items:center; box-shadow:0 12px 30px rgba(245,158,11,0.45);
  transition:transform .15s ease;
}
.walk-card:hover .walk-play{transform:translate(-50%,-50%) scale(1.06);}
.walk-yt{
  position:absolute; right:12px; top:12px;
  display:flex; align-items:center; gap:6px;
  font-family:var(--mono); font-size:11px; letter-spacing:0.04em;
  color:#fff; background:rgba(0,0,0,0.55); backdrop-filter:blur(4px);
  padding:5px 10px; border-radius:999px;
}
.walk-meta{padding:22px 24px; display:flex; flex-direction:column; gap:8px;}
.walk-meta .kicker{font-family:var(--mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--amber-deep);}
.walk-meta h3{font-size:20px;}
.walk-meta p{margin:0; color:var(--ink-soft); font-size:14px;}
.walk-card--placeholder{cursor:default;}
.walk-card--placeholder:hover{border-color:var(--rule); transform:none; box-shadow:none;}
.walk-placeholder{
  position:absolute; inset:0;
  display:grid; place-items:center;
  font-family:var(--mono); font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
  color:rgba(255,255,255,0.55);
  background:repeating-linear-gradient(45deg, #0F1E3D 0 12px, #142446 12px 24px);
}

/* MODAL */
.modal-backdrop{
  position:fixed; inset:0; background:rgba(15,30,61,0.6); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  z-index:100; display:grid; place-items:center; padding:24px;
  animation:fadeIn .2s ease;
}
.modal{
  width:min(960px, 100%); aspect-ratio:16/9; background:#000; border-radius:16px; overflow:hidden;
  position:relative; box-shadow:0 40px 100px rgba(0,0,0,0.5);
}
.modal-close{
  position:absolute; right:-2px; top:-44px;
  background:transparent; border:0; color:#fff; font-size:14px; font-family:var(--mono); cursor:pointer;
  display:flex; align-items:center; gap:8px;
}
@keyframes fadeIn{from{opacity:0} to{opacity:1}}

/* PRACTICE PAGE */
.kicker{
  font-family:var(--mono); font-size:11px; letter-spacing:0.16em; text-transform:uppercase;
  color:var(--amber-deep); display:inline-block; margin-bottom:10px;
}
.progress-card{
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:20px 24px; min-width:280px; max-width:320px;
}
.progress-stat{display:flex; flex-direction:column; gap:2px; margin-bottom:14px;}
.progress-num{font-family:var(--serif); font-size:42px; color:var(--navy); font-weight:500; line-height:1; letter-spacing:-0.02em;}
.progress-num .progress-denom{color:var(--muted); font-size:24px;}
.progress-label{font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-soft);}
.progress-bar{height:6px; background:var(--bg-2); border-radius:999px; overflow:hidden;}
.progress-fill{height:100%; background:var(--amber); border-radius:999px; transition:width .3s ease;}

.qlist{display:flex; flex-direction:column; gap:24px;}
.qcard{
  background:var(--bg); border:1px solid var(--rule); border-radius:16px;
  padding:32px; transition:border-color .15s, box-shadow .15s;
}
.qcard:hover{border-color:#D4CFC0;}
.qcard-review{border-color:var(--amber); box-shadow:0 18px 42px -28px rgba(245,158,11,0.4);}
.qcard-head{display:flex; justify-content:space-between; align-items:flex-start; gap:16px; margin-bottom:18px; flex-wrap:wrap;}
.qcard-num{font-family:var(--mono); font-size:11px; letter-spacing:0.16em; text-transform:uppercase; color:var(--ink-soft); display:block; margin-bottom:4px;}
.qcard-title{font-family:var(--serif); font-size:24px; color:var(--navy); font-weight:500; margin:0; letter-spacing:-0.01em;}
.qcard-verdict{font-family:var(--mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; padding:6px 12px; border-radius:999px;}
.qcard-verdict.ok{color:#047857; background:#ECFDF5; border:1px solid #A7F3D0;}
.qcard-verdict.no{color:var(--amber-deep); background:#FFF8EC; border:1px solid #F5D9A0;}

.qcard-idle{display:flex; flex-direction:column; gap:16px; align-items:flex-start;}
.qcard-preview{color:var(--ink-soft); font-size:15px; margin:0; max-width:60ch; font-style:italic; border-left:2px solid var(--rule); padding-left:14px;}

.qcard-body{display:flex; flex-direction:column; gap:24px;}
.qcard-passage{background:var(--bg-2); border-radius:12px; padding:22px 24px; border:1px solid var(--rule);}
.qcard-passage p{font-family:var(--serif); font-size:17px; line-height:1.65; color:var(--ink); margin:0 0 12px; font-weight:400;}
.qcard-passage p:last-child{margin-bottom:0;}
.passage-underline{
  text-decoration:underline;
  text-decoration-color:var(--amber);
  text-decoration-thickness:2px;
  text-underline-offset:4px;
  font-weight:500;
}

.qcard-question .prompt{font-family:var(--serif); font-size:20px; line-height:1.4; color:var(--navy); font-weight:500; margin:0 0 18px; letter-spacing:-0.005em;}
.choices{display:flex; flex-direction:column; gap:10px;}
.choice{
  display:flex; gap:14px; align-items:flex-start; text-align:left;
  background:var(--bg); border:1px solid var(--rule); border-radius:10px;
  padding:14px 16px; cursor:pointer; transition:border-color .12s, background .12s, transform .08s;
  font:inherit; color:var(--ink); font-size:15px; line-height:1.45;
}
.choice:hover:not(:disabled){border-color:var(--navy); background:#fff;}
.choice:disabled{cursor:default;}
.choice.chosen{border-color:var(--navy); background:#fff;}
.choice.right{border-color:#10B981; background:#ECFDF5;}
.choice.right .choice-key{background:#10B981; color:#fff; border-color:#10B981;}
.choice.wrong{border-color:#EF4444; background:#FEF2F2;}
.choice.wrong .choice-key{background:#EF4444; color:#fff; border-color:#EF4444;}
.choice-key{
  flex-shrink:0; width:28px; height:28px; border-radius:6px;
  border:1px solid var(--rule); display:grid; place-items:center;
  font-family:var(--mono); font-size:13px; font-weight:600; color:var(--navy);
  background:var(--bg-2);
}
.choice.chosen .choice-key{background:var(--navy); color:#fff; border-color:var(--navy);}
.choice-text{flex:1; padding-top:3px;}

.qcard-actions{display:flex; gap:10px; margin-top:20px; justify-content:flex-end; flex-wrap:wrap;}

.qcard-explain{
  background:#FFFCF4; border:1px solid #F5D9A0; border-radius:12px;
  padding:24px 26px; margin-top:8px;
}
.qcard-explain .kicker{color:var(--amber-deep);}
.qcard-explain p{font-size:16px; line-height:1.6; color:var(--ink);}
.badge-correct{
  display:inline-block; font-family:var(--mono); font-size:12px; letter-spacing:0.08em;
  background:var(--navy); color:#fff; padding:6px 12px; border-radius:999px; margin-bottom:14px; font-weight:500;
}
.method-block{margin-top:22px; padding-top:20px; border-top:1px dashed #F5D9A0;}
.method-steps{margin:8px 0 0 0; padding-left:22px; display:flex; flex-direction:column; gap:8px;}
.method-steps li{font-size:15px; line-height:1.55; color:var(--ink);}
.method-steps li::marker{color:var(--amber-deep); font-family:var(--mono); font-weight:600;}
.explain-actions{display:flex; gap:10px; margin-top:20px;}

/* Locked rail */
.locked-section{background:var(--bg-2); border-top:1px solid var(--rule); padding:5rem 0;}
.locked-head{display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:32px; flex-wrap:wrap;}
.locked-grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(72px, 1fr)); gap:8px;
}
.locked-tile{
  aspect-ratio:1/1; background:var(--bg); border:1px solid var(--rule); border-radius:8px;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px;
  color:var(--muted); transition:border-color .12s, color .12s;
  position:relative; overflow:hidden;
}
.locked-tile::before{
  content:""; position:absolute; inset:0;
  background:repeating-linear-gradient(135deg, transparent 0 4px, rgba(15,30,61,0.025) 4px 8px);
}
.locked-tile:hover{border-color:var(--navy); color:var(--navy);}
.locked-num{font-family:var(--mono); font-size:11px; letter-spacing:0.06em; position:relative;}
.locked-icon{position:relative;}

@media (max-width:700px){
  .qcard{padding:24px 20px;}
  .progress-card{width:100%; max-width:none;}
}

/* Density */
body.density-compact{--pad-y: 5rem;}
body.density-comfy{--pad-y: 9rem;}

/* Hero variant: split */
.hero-variant-quiet h1{font-size:clamp(44px, 5vw, 72px);}
.hero-variant-quiet .hero-diagram{display:none;}
.hero-variant-quiet .hero-grid{grid-template-columns:1fr; max-width:880px; margin:0 auto; text-align:center;}
.hero-variant-quiet .hero-sub{margin-left:auto; margin-right:auto;}
.hero-variant-quiet .hero-ctas{justify-content:center;}
.hero-variant-quiet .hero-meta{justify-content:center;}

/* Utility */
.center{text-align:center}
.muted{color:var(--ink-soft)}
.flex{display:flex}
.gap-3{gap:12px}
.mt-1{margin-top:8px}
.mt-2{margin-top:16px}
.mt-4{margin-top:32px}

/* =========================================================
   TOPICS — slim CTA on the home page
   ========================================================= */
.topics-cta{
  display:grid; grid-template-columns: 1.05fr 1fr; gap:80px; align-items:center;
}
.topics-cta__copy{max-width:46ch;}
.topics-cta__h{
  font-size:clamp(34px, 3.6vw, 52px); line-height:1.05; letter-spacing:-0.015em;
  color:var(--navy); margin:14px 0 0;
}
.topics-cta__h em{font-style:italic; color:var(--amber-deep); font-weight:500;}
.topics-cta__p{margin-top:18px;}
.topics-cta__btns{display:flex; gap:12px; margin-top:30px; flex-wrap:wrap;}
.topics-cta__list{
  display:flex; flex-direction:column;
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:8px 4px;
  box-shadow:0 1px 0 rgba(15,30,61,0.02), 0 24px 60px -38px rgba(15,30,61,0.18);
}
.topics-cta__row{
  display:grid; grid-template-columns: 44px 1fr auto; align-items:center; gap:14px;
  padding:13px 18px; border-bottom:1px solid var(--rule);
}
.topics-cta__row:last-child{border-bottom:none;}
.topics-cta__num{font-family:var(--mono); color:var(--muted); font-size:13px; letter-spacing:0.06em;}
.topics-cta__name{font-family:var(--serif); color:var(--navy); font-size:18px; font-weight:500; letter-spacing:-0.005em;}
.topics-cta__badge{justify-self:end;}

@media (max-width: 980px){
  .topics-cta{grid-template-columns:1fr; gap:48px;}
  .topics-cta__list{order:2;}
  .topics-cta__row{padding:11px 14px;}
  .topics-cta__name{font-size:17px;}
}

/* Method-in-application card — replaces the per-topic list panel on home Topics block. */
.method-card{
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:36px 32px;
  display:flex; flex-direction:column; gap:26px;
  box-shadow:0 1px 0 rgba(15,30,61,0.02), 0 24px 60px -38px rgba(15,30,61,0.18);
}
.method-card__title{
  font-family:var(--serif); font-size:26px; line-height:1.18; color:var(--navy);
  font-weight:500; letter-spacing:-0.015em; margin:0; max-width:22ch;
}
.method-card em{font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;}
.method-card__diagram{display:flex; flex-direction:column; gap:8px;}
.method-card__diagram .mdg-row{
  padding:13px 18px; border-radius:8px;
  border:1px solid var(--rule); background:var(--bg-2);
  color:var(--navy); font-family:var(--mono);
  font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
}
.method-card__diagram .mdg-row--1{margin-left:0;}
.method-card__diagram .mdg-row--2{margin-left:18px;}
.method-card__diagram .mdg-row--3{margin-left:36px;}
.method-card__diagram .mdg-row--4{margin-left:54px;}

@media (max-width: 980px){
  .method-card{padding:28px 24px; order:2;}
  .method-card__diagram .mdg-row--2{margin-left:12px;}
  .method-card__diagram .mdg-row--3{margin-left:24px;}
  .method-card__diagram .mdg-row--4{margin-left:36px;}
}

/* =========================================================
   TOPICS PAGE — dedicated curriculum index
   ========================================================= */

/* Featured topic — the free, practiceable one */
.topic-feature{
  display:grid; grid-template-columns: 1.25fr 1fr; gap:0;
  background:var(--navy); color:#E8ECF4;
  border-radius:18px; overflow:hidden;
  text-decoration:none;
  border:1px solid var(--navy);
  transition:transform .2s ease, box-shadow .2s ease;
  box-shadow:0 1px 0 rgba(15,30,61,0.04), 0 30px 70px -42px rgba(15,30,61,0.45);
}
.topic-feature:hover{transform:translateY(-2px); box-shadow:0 1px 0 rgba(15,30,61,0.04), 0 36px 80px -38px rgba(15,30,61,0.55);}
.topic-feature__left{padding:48px 52px 44px;}
.topic-feature__head{display:flex; align-items:center; gap:14px; margin-bottom:22px;}
.topic-feature__num{
  font-family:var(--mono); font-size:13px; letter-spacing:0.08em;
  color:rgba(232,236,244,0.55);
}
.topic-feature__tag{
  font-family:var(--mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase;
  color:#1a1205; background:var(--amber);
  padding:4px 10px; border-radius:4px;
  white-space:nowrap; flex-shrink:0;
}
.topic-feature .badge-free{
  background:rgba(245,158,11,0.18); color:#FCD37A; border-color:rgba(245,158,11,0.4);
}
.topic-feature__name{
  font-family:var(--serif); color:#fff;
  font-size:clamp(34px, 3.4vw, 48px); line-height:1.05; letter-spacing:-0.015em;
  margin:0 0 16px;
}
.topic-feature__desc{
  color:rgba(232,236,244,0.75); font-size:18px; line-height:1.55; margin:0;
  max-width:46ch;
}
.topic-feature__cta{display:flex; align-items:center; gap:20px; margin-top:32px; flex-wrap:wrap;}
.topic-feature__cta .btn{pointer-events:none;}
.topic-feature__meta{font-family:var(--mono); font-size:12px; letter-spacing:0.06em; color:rgba(232,236,244,0.5);}

.topic-feature__right{
  background:linear-gradient(135deg, #1B2D52 0%, #0F1E3D 100%);
  border-left:1px solid rgba(255,255,255,0.06);
  padding:48px 44px;
  display:flex; align-items:center; justify-content:center;
}
.topic-feature__diagram{
  display:flex; flex-direction:column; gap:14px; width:100%; max-width:340px;
  font-family:var(--mono); font-size:13px; letter-spacing:0.06em; text-transform:uppercase;
}
.topic-feature__diagram .diag-row{
  padding:18px 22px; border-radius:8px;
  border:1px solid rgba(255,255,255,0.08);
  background:rgba(255,255,255,0.03);
  color:rgba(232,236,244,0.85);
  position:relative;
  display:flex; align-items:center;
}
.topic-feature__diagram .diag-row::before{
  content:""; width:8px; height:8px; border-radius:50%;
  background:var(--amber); margin-right:14px; flex-shrink:0;
}
.topic-feature__diagram .diag-row--1{margin-left:0;}
.topic-feature__diagram .diag-row--2{margin-left:18px;}
.topic-feature__diagram .diag-row--3{margin-left:36px;}
.topic-feature__diagram .diag-row--4{margin-left:54px;}

@media (max-width: 900px){
  .topic-feature{grid-template-columns:1fr;}
  .topic-feature__left{padding:36px 28px 30px;}
  .topic-feature__right{display:none;}
}

/* Divider between featured + the rest */
.topics-divider{
  display:flex; align-items:center; gap:18px;
  margin:64px 0 32px;
  font-family:var(--mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--muted);
}
.topics-divider__line{flex:1; height:1px; background:var(--rule);}
.topics-divider__label{white-space:nowrap;}

/* Topic grid (locked topics 02–08) */
.topic-grid{
  display:grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap:20px;
}
.topic-card{
  display:flex; flex-direction:column;
  background:var(--bg); border:1px solid var(--rule); border-radius:14px;
  padding:28px 26px 24px; min-height:240px;
  text-decoration:none; color:inherit;
  transition:transform .15s ease, border-color .15s ease, box-shadow .15s ease;
  position:relative;
}
.topic-card:hover{
  transform:translateY(-2px);
  border-color:var(--navy);
  box-shadow:0 18px 40px -28px rgba(15,30,61,0.25);
}
.topic-card__head{display:flex; justify-content:space-between; align-items:center; margin-bottom:18px;}
.topic-card__num{font-family:var(--mono); color:var(--muted); font-size:13px; letter-spacing:0.08em;}
.topic-card__name{
  font-family:var(--serif); color:var(--navy); margin:0 0 8px;
  font-size:24px; line-height:1.15; font-weight:500; letter-spacing:-0.01em;
}
.topic-card__desc{color:var(--ink); font-size:15px; line-height:1.5; margin:0 0 10px;}
.topic-card__long{color:var(--ink-soft); font-size:14px; line-height:1.55; margin:0;}
.topic-card__foot{margin-top:auto; padding-top:22px;}
.topic-card__cta{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--mono); font-size:12px; letter-spacing:0.06em; text-transform:uppercase;
  color:var(--ink-soft);
  transition:color .12s, gap .12s;
}
.topic-card:hover .topic-card__cta{color:var(--amber-deep); gap:10px;}

.topic-card--free{border-color:var(--navy); background:#fff;}

/* =========================================================
   PREVIEW — static "what's inside" tour for prospects.
   Mockup-only; no real auth/state. Pages: preview-dashboard,
   preview-module, plus practice.html when ?from=preview.
   ========================================================= */

/* Demo banner — full-width strip across the top of every preview page. */
.demo-banner{
  background:var(--bg-2); border-bottom:1px solid var(--rule);
}
.demo-banner__inner{
  display:flex; align-items:center; gap:18px;
  padding:12px 32px; flex-wrap:wrap;
}
.demo-banner__label{
  font-family:var(--mono); font-size:10px; letter-spacing:0.18em;
  color:var(--amber-deep); background:#FFF8EC; border:1px solid #F5D9A0;
  padding:4px 10px; border-radius:999px; text-transform:uppercase; flex-shrink:0;
}
.demo-banner__msg{
  font-size:14px; color:var(--ink-soft); flex:1; min-width:0;
}
.demo-banner__msg em{
  font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;
}

/* Preview nav variant — replaces login/signup buttons with user identity. */
.preview-nav__user{
  display:flex; align-items:center; gap:6px;
  font-family:var(--sans);
}
.preview-nav__name{
  font-family:var(--serif); font-size:16px; color:var(--navy); font-weight:500;
}
.preview-nav__plan{
  font-family:var(--mono); font-size:12px; color:var(--ink-soft); letter-spacing:0.06em;
}

/* Plan switcher — pill row centered below nav. */
.plan-toggle-wrap{padding:18px 0 6px;}
.plan-toggle{
  display:flex; align-items:center; justify-content:center; gap:8px;
}
.plan-toggle__lbl{
  font-family:var(--mono); font-size:11px; color:var(--ink-soft);
  letter-spacing:0.14em; text-transform:uppercase; margin-right:8px;
}
.plan-toggle__opt{
  font-family:var(--sans); font-size:14px; color:var(--ink);
  padding:7px 16px; border:1px solid var(--rule); border-radius:999px;
  text-decoration:none; background:var(--bg);
  transition:border-color .12s, color .12s, background .12s;
}
.plan-toggle__opt:hover{border-color:var(--navy);}
.plan-toggle__opt.sel{
  border-color:var(--navy); background:var(--navy); color:#fff;
}

/* Preview hero — short greeting at top of dashboard. */
.preview-hero{padding:42px 0 12px;}
.preview-hero__h{
  font-family:var(--serif); font-size:clamp(34px, 4.5vw, 56px); line-height:1.05;
  color:var(--navy); font-weight:500; letter-spacing:-0.015em; margin:0;
}
.preview-hero__h em{
  font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;
}
.preview-hero__sub{
  font-size:18px; color:var(--ink-soft); margin:14px 0 0; max-width:60ch;
}

/* Generic preview section spacing. */
.preview-section{padding:34px 0;}
.preview-section__h{
  font-family:var(--serif); font-size:clamp(24px, 2.4vw, 32px); line-height:1.15;
  color:var(--navy); font-weight:500; letter-spacing:-0.012em; margin:0 0 24px;
}
.preview-section__h em{
  font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;
}

/* Continue card — pinned "resume where you left off" affordance. */
.continue-card{
  display:flex; align-items:center; justify-content:space-between; gap:32px;
  padding:28px 32px; border:1px solid var(--rule); border-radius:14px;
  background:var(--bg); flex-wrap:wrap;
  box-shadow:0 1px 0 rgba(15,30,61,0.02), 0 24px 60px -38px rgba(15,30,61,0.18);
}
.continue-card__left{display:flex; flex-direction:column; gap:6px; min-width:0;}
.continue-card__kicker{
  font-size:11px; color:var(--ink-soft); letter-spacing:0.14em; text-transform:uppercase;
}
.continue-card__title{
  font-family:var(--serif); font-size:24px; color:var(--navy); font-weight:500;
  letter-spacing:-0.012em;
}
.continue-card__pos{
  font-family:var(--mono); font-size:12px; color:var(--ink-soft); letter-spacing:0.06em;
}

/* Module picker — interactive chips for the "Choose any 4" demo. */
.picker__head{margin-bottom:24px;}
.picker__h{
  font-family:var(--serif); font-size:clamp(26px, 2.6vw, 36px); line-height:1.1;
  color:var(--navy); font-weight:500; letter-spacing:-0.012em; margin:0;
}
.picker__h em{
  font-style:italic; font-family:var(--serif); color:var(--amber-deep); font-weight:500;
}
.picker__count{
  font-family:var(--mono); font-size:13px; color:var(--ink-soft);
  letter-spacing:0.04em; margin:10px 0 0;
}
.picker__count em{
  font-style:normal; font-family:var(--serif); color:var(--amber-deep); font-weight:600;
}
.picker__count--ok{color:var(--navy);}
.picker__count--over{color:#B91C1C;}
.picker__grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap:10px;
}
@media (max-width: 900px){.picker__grid{grid-template-columns: repeat(2, 1fr);}}
.picker__chip{
  display:flex; flex-direction:column; align-items:flex-start; gap:6px;
  padding:14px 16px; border:1px solid var(--rule); border-radius:10px;
  background:var(--bg); cursor:pointer; text-align:left;
  transition:border-color .12s, background .12s, box-shadow .12s;
  font-family:var(--sans);
}
.picker__chip:hover{border-color:var(--navy);}
.picker__chip.sel{
  border-color:var(--amber); background:#FFFCF4;
  box-shadow:0 0 0 2px rgba(245,158,11,0.18);
}
.picker__chip-num{
  font-family:var(--mono); font-size:11px; color:var(--muted); letter-spacing:0.08em;
}
.picker__chip-name{
  font-family:var(--serif); font-size:16px; color:var(--navy); font-weight:500;
  line-height:1.18;
}
.picker__chip-state{
  font-family:var(--mono); font-size:10px; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--ink-soft); margin-top:auto;
}
.picker__chip.sel .picker__chip-state{color:var(--amber-deep);}

/* Module grid on dashboard. */
.mgrid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap:14px;
}
@media (max-width: 1100px){.mgrid{grid-template-columns: repeat(2, 1fr);}}
@media (max-width: 600px){.mgrid{grid-template-columns: 1fr;}}
.mcard{
  display:flex; flex-direction:column; gap:10px;
  padding:22px 22px 20px; border:1px solid var(--rule); border-radius:12px;
  background:var(--bg); text-decoration:none;
  transition:border-color .12s, transform .12s, box-shadow .12s;
}
.mcard:hover{
  border-color:var(--navy); transform:translateY(-2px);
  box-shadow:0 1px 0 rgba(15,30,61,0.04), 0 18px 40px -28px rgba(15,30,61,0.35);
}
.mcard--locked{background:var(--bg-2); opacity:0.85;}
.mcard--recent{border-color:var(--amber); box-shadow:0 0 0 2px rgba(245,158,11,0.15);}
.mcard__head{display:flex; justify-content:space-between; align-items:center;}
.mcard__num{font-family:var(--mono); font-size:11px; color:var(--muted); letter-spacing:0.08em;}
.mcard__pill{
  font-family:var(--mono); font-size:11px; letter-spacing:0.06em;
  color:var(--ink-soft); padding:3px 8px;
  border:1px solid var(--rule); border-radius:999px; background:var(--bg);
}
.mcard--locked .mcard__pill{color:var(--muted);}
.mcard__name{
  font-family:var(--serif); font-size:18px; color:var(--navy); font-weight:500;
  letter-spacing:-0.005em; margin:4px 0 0;
}
.mcard__desc{
  font-size:13px; color:var(--ink-soft); line-height:1.45; margin:0; flex:1;
}
.mcard__bar{
  height:3px; background:var(--rule); border-radius:2px; overflow:hidden;
}
.mcard__bar-fill{
  height:100%; background:var(--amber); transition:width .25s;
}
.mcard__cta{
  font-family:var(--mono); font-size:11px; color:var(--navy);
  letter-spacing:0.08em; text-transform:uppercase;
  display:flex; align-items:center; gap:6px;
}
.mcard--locked .mcard__cta{color:var(--ink-soft);}

/* Module detail hero. */
.modhero{
  display:flex; flex-direction:column; gap:14px;
  padding:36px 0 8px;
}
.modhero__num{
  font-size:11px; color:var(--ink-soft); letter-spacing:0.16em; text-transform:uppercase;
}
.modhero__h{
  font-family:var(--serif); font-size:clamp(36px, 4.6vw, 56px); line-height:1.05;
  color:var(--navy); font-weight:500; letter-spacing:-0.015em; margin:0;
}
.modhero__desc{
  font-size:17px; color:var(--ink-soft); line-height:1.55; margin:0; max-width:60ch;
}
.modhero__bar{
  height:6px; background:var(--rule); border-radius:3px; overflow:hidden;
  margin-top:14px; max-width:540px;
}
.modhero__bar-fill{height:100%; background:var(--amber); transition:width .25s;}
.modhero__progress{
  font-family:var(--mono); font-size:13px; color:var(--ink-soft);
  letter-spacing:0.04em; max-width:540px;
}
.modhero__progress em{
  font-style:normal; font-family:var(--serif); color:var(--amber-deep); font-weight:600;
}
.modhero .btn{align-self:flex-start; margin-top:10px;}

/* Question bank list (preview-module page only). */
.qbank-list{
  display:flex; flex-direction:column; gap:0;
  background:var(--bg); border:1px solid var(--rule); border-radius:12px;
  overflow:hidden;
}
.qbank-row{
  display:grid; grid-template-columns: 64px 1fr 110px;
  align-items:center; gap:18px;
  padding:14px 22px; border-bottom:1px solid var(--rule);
  text-decoration:none; transition:background .12s;
}
.qbank-row:last-child{border-bottom:none;}
.qbank-row:hover{background:var(--bg-2);}
.qbank-row__num{
  font-family:var(--mono); font-size:12px; color:var(--ink-soft); letter-spacing:0.06em;
}
.qbank-row__preview{
  font-family:var(--serif); font-size:15px; color:var(--navy); font-weight:500;
}
.qbank-row__status{
  font-family:var(--mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase;
  text-align:right; color:var(--ink-soft);
}
.qbank-row--done .qbank-row__status{color:#0F7A3D;}
.qbank-row--current .qbank-row__status{color:var(--amber-deep);}
.qbank-row--free .qbank-row__status{color:var(--amber-deep);}
.qbank-row--locked{background:var(--bg-2);}
.qbank-row--locked .qbank-row__preview{color:var(--ink-soft);}
.qbank-row--locked .qbank-row__status{color:var(--muted);}
.qbank-list__more{
  text-align:center; font-family:var(--mono); font-size:12px; color:var(--ink-soft);
  letter-spacing:0.06em; margin:18px 0 0;
}

/* Back link (used on module page + practice page when from=preview). */
.back-link{
  display:inline-block; font-family:var(--mono); font-size:12px; color:var(--ink-soft);
  letter-spacing:0.06em; text-transform:uppercase; text-decoration:none;
  padding-bottom:18px;
}
.back-link:hover{color:var(--amber-deep);}

/* "See what you get" link inside Pricing cards. */
.pcard__preview-link{
  display:block; text-align:center;
  font-family:var(--mono); font-size:11px; letter-spacing:0.1em;
  color:var(--ink-soft); text-decoration:none; margin-top:-6px;
}
.pcard__preview-link:hover{color:var(--amber-deep);}

@media (max-width: 720px){
  .demo-banner__inner{padding:10px 24px; gap:12px;}
  .demo-banner__msg{flex-basis:100%;}
  .continue-card{padding:22px 24px;}
  .qbank-row{grid-template-columns: 50px 1fr 80px; gap:12px; padding:12px 18px;}
  .qbank-row__preview{font-size:14px;}
}