/* =========================================================
   TOP EDU PREP — Design System
   Display: Fraunces / Body: Source Serif 4 / Data: IBM Plex Mono
   Palette: cream paper, deep navy, antique gold, muted clay (error only)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;0,9..144,900;1,9..144,400;1,9..144,600&family=Source+Serif+4:ital,wght@0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --cream:        #F7F2E7;
  --cream-2:      #EFE7D4;
  --paper-line:   #DED2AE;
  --navy:         #12213B;
  --navy-2:       #1C3357;
  --navy-soft:    #2A4569;
  --gold:         #B98A2E;
  --gold-soft:    #E4C77E;
  --ink:          #221F1A;
  --ink-soft:     #55503F;
  --clay:         #9A4A31;
  --green:        #3F6B4C;
  --white:        #FFFDF7;

  --font-display: 'Fraunces', serif;
  --font-body:    'Source Serif 4', serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --radius: 2px;
  --shadow-card: 0 1px 0 rgba(18,33,59,0.06), 0 8px 24px rgba(18,33,59,0.06);
  --maxw: 1160px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--navy);
  line-height:1.16;
  margin:0 0 .5em;
  font-weight:600;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; }
.container{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.mono{ font-family:var(--font-mono); letter-spacing:.02em; }
.eyebrow{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--gold);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom:.9em;
}
.eyebrow::before{
  content:'';
  width:22px; height:1px; background:var(--gold);
  display:inline-block;
}
:focus-visible{ outline:2px solid var(--gold); outline-offset:3px; }
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  font-family:var(--font-mono);
  font-size:13.5px; letter-spacing:.04em;
  padding:.95em 1.5em;
  border-radius:var(--radius);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--navy); color:var(--white); }
.btn-primary:hover{ background:var(--navy-2); }
.btn-gold{ background:var(--gold); color:var(--navy); }
.btn-gold:hover{ background:var(--gold-soft); }
.btn-outline{ background:transparent; color:var(--navy); border-color:var(--navy); }
.btn-outline:hover{ background:var(--navy); color:var(--white); }
.btn-outline-light{ background:transparent; color:var(--white); border-color:rgba(255,255,255,.5); }
.btn-outline-light:hover{ background:rgba(255,255,255,.12); border-color:var(--white); }
.btn-row{ display:flex; gap:12px; flex-wrap:wrap; }

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(247,242,231,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--paper-line);
}
.nav{ display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:20px; }
.brand{ display:flex; align-items:center; gap:10px; flex-shrink:0; }
.brand-mark{
  width:34px;height:34px; border-radius:50%;
  background:var(--navy);
  display:flex; align-items:center; justify-content:center;
  color:var(--gold-soft); font-family:var(--font-display); font-weight:700; font-size:16px;
}
.brand-name{ font-family:var(--font-display); font-weight:700; font-size:19px; color:var(--navy); }
.brand-name span{ color:var(--gold); }
.nav-links{ display:flex; gap:26px; align-items:center; flex-wrap:wrap; }
.nav-links a{
  font-family:var(--font-mono); font-size:13px; letter-spacing:.03em;
  color:var(--navy-soft); position:relative; padding:4px 0;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{ color:var(--navy); }
.nav-links a[aria-current="page"]::after{
  content:''; position:absolute; left:0; right:0; bottom:-3px; height:2px; background:var(--gold);
}
.nav-cta{ display:flex; gap:10px; align-items:center; flex-shrink:0; }
.nav-toggle{ display:none; }

@media (max-width:900px){
  .nav-links{
    position:fixed; inset:64px 0 0 0; background:var(--cream);
    flex-direction:column; align-items:flex-start; padding:28px 24px;
    gap:22px; transform:translateX(100%); transition:transform .25s ease;
    overflow-y:auto;
  }
  .nav-links.open{ transform:translateX(0); }
  .nav-links a{ font-size:16px; }
  .nav-toggle{
    display:flex; width:38px; height:38px; border:1px solid var(--navy); border-radius:var(--radius);
    align-items:center; justify-content:center; background:none; cursor:pointer;
  }
  .nav-cta .btn-outline{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:var(--navy);
  color:var(--white);
  padding:88px 0 96px;
}
.hero::before{
  content:'';
  position:absolute; inset:0;
  background-image:
    radial-gradient(circle at 85% 12%, rgba(185,138,46,.18), transparent 45%),
    repeating-linear-gradient(180deg, rgba(255,255,255,.03) 0px, rgba(255,255,255,.03) 1px, transparent 1px, transparent 42px);
  pointer-events:none;
}
.hero-grid{ position:relative; display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; }
.hero h1{ color:var(--white); font-size:clamp(32px,4.4vw,52px); margin-bottom:.4em; }
.hero h1 em{ font-style:italic; color:var(--gold-soft); }
.hero p.lead{ font-size:18px; color:#D9DEE8; max-width:52ch; }
.hero-stats{ display:flex; gap:28px; margin-top:34px; flex-wrap:wrap; }
.hero-stat b{ display:block; font-family:var(--font-mono); font-size:26px; color:var(--gold-soft); }
.hero-stat span{ font-family:var(--font-mono); font-size:11.5px; color:#AEB6C4; letter-spacing:.03em; }
@media (max-width:900px){ .hero-grid{ grid-template-columns:1fr; } }

/* ---------- Dashboard signature widget ---------- */
.dash{
  background:var(--navy-2);
  border:1px solid rgba(255,255,255,.12);
  border-radius:6px;
  padding:20px;
  box-shadow:0 20px 60px rgba(0,0,0,.35);
}
.dash-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; }
.dash-title{ font-family:var(--font-mono); font-size:12px; color:#B9C2D2; letter-spacing:.05em; }
.dash-dot{ width:8px;height:8px;border-radius:50%; background:#5FAE7D; display:inline-block; margin-right:6px; box-shadow:0 0 0 3px rgba(95,174,125,.2); }
.dash-row{
  display:flex; align-items:center; justify-content:space-between;
  padding:11px 4px; border-top:1px solid rgba(255,255,255,.08);
  font-size:14px;
}
.dash-row:first-of-type{ border-top:none; }
.dash-name{ color:#EDEFF3; font-family:var(--font-body); }
.dash-name span{ display:block; font-family:var(--font-mono); font-size:10.5px; color:#8B93A3; }
.tag{
  font-family:var(--font-mono); font-size:10.5px; padding:3px 8px; border-radius:20px;
  letter-spacing:.03em;
}
.tag-done{ background:rgba(95,174,125,.16); color:#7FCB9C; }
.tag-wait{ background:rgba(228,199,126,.16); color:var(--gold-soft); }
.tag-alert{ background:rgba(198,110,84,.18); color:#E39C82; }
.dash-foot{
  margin-top:16px; padding-top:14px; border-top:1px solid rgba(255,255,255,.1);
  display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:11px; color:#9AA3B4;
}

/* ---------- Section scaffolding ---------- */
section{ padding:88px 0; }
.section-cream{ background:var(--cream); }
.section-paper{ background:var(--cream-2); }
.section-navy{ background:var(--navy); color:#EDEFF3; }
.section-navy h2{ color:var(--white); }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(26px,3vw,36px); }
.section-head p{ color:var(--ink-soft); font-size:16.5px; }

/* ---------- Cards / Grids ---------- */
.grid{ display:grid; gap:22px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
@media (max-width:900px){ .grid-3,.grid-4,.grid-2{ grid-template-columns:1fr 1fr; } }
@media (max-width:640px){ .grid-3,.grid-4,.grid-2{ grid-template-columns:1fr; } }

.card{
  background:var(--white);
  border:1px solid var(--paper-line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow-card);
}
.card h3{ font-size:19px; }
.card .num{
  font-family:var(--font-mono); font-size:12px; color:var(--gold); letter-spacing:.06em; margin-bottom:10px; display:block;
}
.card p{ color:var(--ink-soft); font-size:15.3px; margin-bottom:0; }

.pill-list{ display:flex; flex-wrap:wrap; gap:10px; }
.pill{
  font-family:var(--font-mono); font-size:12.5px; padding:7px 14px;
  border:1px solid var(--navy-soft); border-radius:30px; color:var(--navy-soft);
}

/* ---------- Table ---------- */
.tbl-wrap{ overflow-x:auto; border:1px solid var(--paper-line); border-radius:var(--radius); background:var(--white); }
table{ width:100%; border-collapse:collapse; font-size:14.5px; min-width:640px; }
thead th{
  text-align:left; font-family:var(--font-mono); font-size:11.5px; letter-spacing:.05em; text-transform:uppercase;
  color:var(--white); background:var(--navy); padding:13px 16px;
}
tbody td{ padding:13px 16px; border-top:1px solid var(--paper-line); color:var(--ink); }
tbody tr:nth-child(even){ background:var(--cream); }
td.mono, th.mono{ font-family:var(--font-mono); font-size:13px; }

/* ---------- Timeline ---------- */
.timeline{ position:relative; padding-left:28px; border-left:2px solid var(--paper-line); }
.tl-item{ position:relative; padding-bottom:34px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:''; position:absolute; left:-34px; top:4px; width:11px; height:11px; border-radius:50%;
  background:var(--gold); border:3px solid var(--cream);
}
.tl-item .when{ font-family:var(--font-mono); font-size:12px; color:var(--gold); letter-spacing:.04em; margin-bottom:4px; }
.tl-item h4{ font-size:17px; margin-bottom:4px; }
.tl-item p{ color:var(--ink-soft); font-size:15px; margin-bottom:0; }

/* ---------- Campus cards ---------- */
.campus-card{
  background:var(--white); border:1px solid var(--paper-line); border-radius:var(--radius);
  overflow:hidden; box-shadow:var(--shadow-card);
}
.campus-top{ background:var(--navy); color:var(--white); padding:22px 24px; }
.campus-top .eyebrow{ color:var(--gold-soft); margin-bottom:.4em; }
.campus-top .eyebrow::before{ background:var(--gold-soft); }
.campus-top h3{ color:var(--white); margin-bottom:0; font-size:21px; }
.campus-body{ padding:22px 24px; }
.campus-body .line{ display:flex; gap:10px; font-size:14.5px; margin-bottom:10px; align-items:flex-start; }
.campus-body .line b{ font-family:var(--font-mono); font-size:11.5px; color:var(--gold); text-transform:uppercase; letter-spacing:.05em; min-width:64px; margin-top:2px; }

/* ---------- Testimonials ---------- */
.quote-card{
  background:var(--white); border:1px solid var(--paper-line); border-radius:var(--radius);
  padding:26px; box-shadow:var(--shadow-card);
}
.quote-card .stars{ color:var(--gold); font-size:14px; letter-spacing:2px; margin-bottom:10px; }
.quote-card p.body{ color:var(--ink); font-size:15.6px; font-style:italic; }
.quote-card .who{ font-family:var(--font-mono); font-size:12px; color:var(--ink-soft); margin-top:14px; border-top:1px solid var(--paper-line); padding-top:12px; }

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg, var(--navy), var(--navy-2));
  color:var(--white); border-radius:6px; padding:48px; text-align:center;
}
.cta-band h2{ color:var(--white); }
.cta-band p{ color:#D9DEE8; max-width:56ch; margin-left:auto; margin-right:auto; }

/* ---------- Footer ---------- */
footer{ background:var(--navy); color:#C7CDDA; padding:64px 0 28px; }
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; margin-bottom:40px; }
@media (max-width:900px){ .foot-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .foot-grid{ grid-template-columns:1fr; } }
footer h4{ color:var(--gold-soft); font-family:var(--font-mono); font-size:12px; letter-spacing:.06em; text-transform:uppercase; margin-bottom:16px; }
footer a{ display:block; margin-bottom:9px; font-size:14px; color:#C7CDDA; }
footer a:hover{ color:var(--white); }
.foot-bottom{ border-top:1px solid rgba(255,255,255,.12); padding-top:22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-family:var(--font-mono); font-size:11.5px; color:#8A93A5; }

/* ---------- Breadcrumb / page hero (inner pages) ---------- */
.page-hero{ background:var(--navy); color:var(--white); padding:56px 0 64px; }
.page-hero .eyebrow{ color:var(--gold-soft); }
.page-hero .eyebrow::before{ background:var(--gold-soft); }
.page-hero h1{ color:var(--white); font-size:clamp(28px,3.6vw,42px); margin-bottom:.3em; }
.page-hero p{ color:#D9DEE8; max-width:62ch; font-size:16.5px; }
.crumb{ font-family:var(--font-mono); font-size:12px; color:#9AA3B4; margin-bottom:16px; }
.crumb a:hover{ color:var(--gold-soft); }

/* ---------- Utility ---------- */
.mt-0{margin-top:0;} .mb-0{margin-bottom:0;}
.center{ text-align:center; }
.flex{ display:flex; }
.gap-8{ gap:8px; } .gap-12{ gap:12px; } .gap-16{ gap:16px; }
.small{ font-size:13.5px; color:var(--ink-soft); }
.divider{ height:1px; background:var(--paper-line); margin:56px 0; }
.badge-online{
  display:inline-flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:12px;
  color:var(--green); background:rgba(63,107,76,.1); border:1px solid rgba(63,107,76,.3);
  padding:6px 12px; border-radius:30px;
}
.badge-online .dot{ width:7px;height:7px;border-radius:50%; background:var(--green); }

/* =========================================================
   MOCK TEST — Bluebook-style exam interface
   ========================================================= */
.exam-shell{
  background:var(--white);
  border:1px solid var(--paper-line);
  border-radius:6px;
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.exam-topbar{
  background:var(--navy); color:var(--white);
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 22px; font-family:var(--font-mono); font-size:13px;
}
.exam-topbar .mod-name{ letter-spacing:.05em; }
.exam-timer{
  font-family:var(--font-mono); font-size:16px; font-weight:600;
  background:rgba(255,255,255,.1); padding:6px 16px; border-radius:20px;
  letter-spacing:.03em;
}
.exam-timer.low{ background:rgba(198,110,84,.28); color:#F0B9A6; }
.exam-progress{ height:4px; background:var(--paper-line); }
.exam-progress-bar{ height:100%; background:var(--gold); transition:width .3s ease; }

.exam-body{ display:grid; grid-template-columns:1fr 1px 1fr; min-height:420px; }
@media (max-width:760px){ .exam-body{ grid-template-columns:1fr; } .exam-body .divider-v{ display:none; } }
.divider-v{ background:var(--paper-line); }
.exam-pane{ padding:32px; }
.q-meta{ display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.q-number{
  font-family:var(--font-mono); font-size:12.5px; background:var(--navy); color:var(--white);
  padding:5px 12px; border-radius:20px;
}
.flag-btn{
  margin-left:auto; font-family:var(--font-mono); font-size:12px; background:none; border:1px solid var(--paper-line);
  border-radius:20px; padding:5px 12px; cursor:pointer; color:var(--ink-soft);
}
.flag-btn.flagged{ background:var(--gold); color:var(--navy); border-color:var(--gold); }
.q-passage{ font-size:15.5px; color:var(--ink); white-space:pre-line; }
.q-stem{ font-size:16.5px; color:var(--navy); font-weight:600; margin-bottom:20px; font-family:var(--font-body); }
.choice{
  display:flex; gap:14px; align-items:flex-start; padding:14px 16px; border:1px solid var(--paper-line);
  border-radius:var(--radius); margin-bottom:12px; cursor:pointer; background:var(--white); transition:border-color .15s ease, background .15s ease;
}
.choice:hover{ border-color:var(--navy-soft); }
.choice.selected{ border-color:var(--gold); background:rgba(185,138,46,.08); }
.choice-letter{
  font-family:var(--font-mono); font-size:13px; width:26px; height:26px; border-radius:50%;
  border:1px solid var(--navy-soft); display:flex; align-items:center; justify-content:center; flex-shrink:0; color:var(--navy-soft);
}
.choice.selected .choice-letter{ background:var(--gold); border-color:var(--gold); color:var(--navy); }
.choice-text{ font-size:15px; padding-top:2px; }

.exam-navbar{
  display:flex; align-items:center; justify-content:space-between; padding:16px 22px;
  border-top:1px solid var(--paper-line); background:var(--cream);
}
.q-dots{ display:flex; gap:6px; flex-wrap:wrap; }
.q-dot{
  width:26px; height:26px; border-radius:50%; border:1px solid var(--paper-line); background:var(--white);
  font-family:var(--font-mono); font-size:10.5px; display:flex; align-items:center; justify-content:center; cursor:pointer; color:var(--ink-soft);
}
.q-dot.answered{ background:var(--navy-soft); color:var(--white); border-color:var(--navy-soft); }
.q-dot.current{ outline:2px solid var(--gold); outline-offset:1px; }
.q-dot.flagged::after{ content:'\25CF'; color:var(--gold); font-size:8px; position:relative; top:-10px; left:9px; }

.intro-card{ text-align:center; padding:56px 32px; }
.intro-card .badge-online{ margin-bottom:18px; }

.results-score{ text-align:center; padding:48px 32px; }
.score-big{ font-family:var(--font-mono); font-size:64px; color:var(--navy); font-weight:600; }
.score-sub{ font-family:var(--font-mono); color:var(--ink-soft); font-size:13px; letter-spacing:.04em; }
.review-item{
  border:1px solid var(--paper-line); border-radius:var(--radius); padding:20px; margin-bottom:14px; background:var(--white);
}
.review-item .badge-wrong{ font-family:var(--font-mono); font-size:11px; color:var(--clay); background:rgba(154,74,49,.1); padding:3px 10px; border-radius:16px; }
.review-item .your-ans{ color:var(--clay); }
.review-item .correct-ans{ color:var(--green); font-weight:600; }
.confetti-piece{
  position:fixed; top:-10px; width:8px; height:14px; opacity:.9; z-index:9999; pointer-events:none;
}