/* CELPIP in 14 Days — Navy + Sky Blue, lighter version */
:root {
  --navy: #1f4e79;
  --navy-dark: #16365c;
  --sky: #5eb3e6;
  --sky-light: #e8f4fc;
  --sky-pale: #f4fafd;
  --ink: #22303c;
  --muted: #5a6b7a;
  --line: #d7e5ef;
  --good: #1e7d4f;
  --bad: #b3261e;
  --amber: #8a6d00;
  --card: #ffffff;
  --radius: 12px;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; color: var(--ink); background: #f7fafc; line-height: 1.55; }
a { color: var(--navy); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.site-header { background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.brand-mark { background: var(--sky); color: var(--navy-dark); font-weight: 800; border-radius: 8px; padding: 6px 9px; font-size: 15px; }
.brand-text strong { display: block; font-size: 17px; line-height: 1.2; }
.brand-text small { color: #cfe6f5; font-size: 12px; }
.main-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.main-nav a { color: #dbeefb; text-decoration: none; padding: 8px 10px; border-radius: 8px; font-size: 14.5px; }
.main-nav a:hover, .main-nav a.active { background: rgba(255,255,255,.14); color: #fff; }
main#app { padding: 28px 0 48px; min-height: 60vh; }
h1 { font-size: 30px; line-height: 1.2; color: var(--navy-dark); margin: 0 0 10px; }
h2 { font-size: 22px; color: var(--navy-dark); margin: 26px 0 10px; }
h3 { font-size: 17px; color: var(--navy-dark); margin: 18px 0 8px; }
p { margin: 0 0 12px; }
.lede { font-size: 17px; color: var(--muted); max-width: 720px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin: 14px 0; }
.card h3 { margin-top: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.badge { display: inline-block; background: var(--navy); color: #fff; font-size: 12px; font-weight: 700; border-radius: 999px; padding: 3px 10px; margin-right: 6px; }
.badge.sky { background: var(--sky); color: var(--navy-dark); }
.badge.free { background: var(--good); }
.badge.locked { background: #8a97a3; }
.btn { display: inline-block; background: var(--navy); color: #fff; border: none; border-radius: 9px; padding: 11px 18px; font-size: 15px; font-weight: 650; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--navy-dark); }
.btn.sky { background: var(--sky); color: var(--navy-dark); }
.btn.ghost { background: #fff; color: var(--navy); border: 1.5px solid var(--navy); }
.btn.small { padding: 7px 12px; font-size: 13.5px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0; }
.notice { background: var(--sky-light); border: 1px solid #bcdcf0; border-radius: 10px; padding: 12px 16px; margin: 14px 0; }
.notice.warn { background: #fff7e0; border-color: #e8d48a; }
.notice.good { background: #e9f7ef; border-color: #a8d9bc; }
.fine { font-size: 13px; color: var(--muted); }
.muted { color: var(--muted); }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 4px 12px; font-size: 14.5px; }
.kv dt { font-weight: 650; color: var(--navy-dark); }
.kv dd { margin: 0; }
table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--navy-dark); }
input[type=text], input[type=email], input[type=password], input[type=number], textarea, select { width: 100%; padding: 10px 12px; border: 1.5px solid #b9cbd8; border-radius: 8px; font-size: 15px; font-family: inherit; background: #fff; }
textarea { min-height: 180px; resize: vertical; }
label { display: block; font-weight: 650; font-size: 14px; margin: 12px 0 4px; color: var(--navy-dark); }
.form { max-width: 560px; }
.hero { background: linear-gradient(135deg, var(--navy) 0%, #2a6aa5 60%, var(--sky) 130%); color: #fff; border-radius: 16px; padding: 34px 30px; margin-bottom: 20px; }
.hero h1 { color: #fff; font-size: 34px; }
.hero p { color: #dceefb; }
.hero .btn-row .btn.sky { background: #fff; color: var(--navy-dark); }
.stat-row { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 18px; }
.stat b { font-size: 26px; display: block; }
.stat span { font-size: 13px; color: #cfe6f5; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.step b { color: var(--navy); font-size: 22px; }
.opt { display: block; border: 1.5px solid var(--line); border-radius: 10px; padding: 12px 14px; margin: 8px 0; cursor: pointer; background: #fff; }
.opt:hover { border-color: var(--sky); }
.opt.sel { border-color: var(--navy); background: var(--sky-light); }
.opt.correct { border-color: var(--good); background: #e9f7ef; }
.opt.wrong { border-color: var(--bad); background: #fdecea; }
.audio-bar { display: flex; align-items: center; gap: 12px; background: var(--sky-pale); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin: 12px 0; }
audio { width: 100%; max-width: 520px; }
.timer { font-size: 22px; font-weight: 800; color: var(--navy-dark); font-variant-numeric: tabular-nums; }
.timer.low { color: var(--bad); }
.progress-track { height: 10px; background: #e2ecf2; border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--sky); }
.score-big { font-size: 40px; font-weight: 800; color: var(--navy-dark); }
.tag { display: inline-block; background: var(--sky-light); color: var(--navy-dark); border-radius: 6px; padding: 2px 8px; font-size: 12.5px; font-weight: 650; margin: 2px 4px 2px 0; }
.site-footer { background: var(--navy-dark); color: #cfe0ee; padding: 30px 0; font-size: 14px; }
.site-footer a { color: #fff; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.footer-grid strong { color: #fff; }
details.faq { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 10px 0; }
details.faq summary { font-weight: 700; color: var(--navy-dark); cursor: pointer; }
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; }
.word-row { display: grid; grid-template-columns: 1fr 1fr 2fr; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.word-row b { color: var(--navy-dark); }
@media (max-width: 640px) {
  h1 { font-size: 25px; }
  .hero { padding: 24px 18px; }
  .word-row { grid-template-columns: 1fr 1fr; }
  .kv { grid-template-columns: 1fr; }
}