/* Claude Academy portal — matches claudeacademy.com.au branding */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #1F3864; --blue: #2563EB; --lblue: #DBEAFE; --white: #fff;
  --dark: #1E293B; --gray: #64748B; --lgray: #F1F5F9; --mgray: #E2E8F0;
  --bg: #F8FAFC; --green: #059669; --amber: #B45309; --red: #DC2626;
  --radius: 12px; --shadow: 0 4px 20px rgba(15, 23, 42, .08);
}
html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--dark); line-height: 1.6; }
a { color: var(--blue); text-decoration: none; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* nav */
.nav { background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 50; }
.nav-inner { display: flex; align-items: center; gap: 22px; height: 62px; }
.nav-brand { font-weight: 800; font-size: 17px; color: #fff; letter-spacing: -.2px; }
.nav-brand span { color: #93C5FD; }
.nav-links { display: flex; gap: 18px; margin-left: auto; align-items: center; }
.nav-links a { color: #CBD5E1; font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: #fff; }
.nav-user { font-size: 13px; color: #93C5FD; }

/* hero */
.hero { background: linear-gradient(135deg, var(--navy), #16294a 60%, #101f3a); color: #fff; padding: 56px 0 48px; }
.hero h1 { font-size: 38px; font-weight: 800; letter-spacing: -.5px; line-height: 1.15; }
.hero h1 em { color: #93C5FD; font-style: normal; }
.hero p { color: #CBD5E1; max-width: 640px; margin-top: 12px; font-size: 17px; }
.hero .badge-row { margin-top: 18px; display: flex; gap: 10px; flex-wrap: wrap; }

/* cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--mgray); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.card h3 { font-size: 17px; font-weight: 700; letter-spacing: -.2px; }
.card .icon { font-size: 26px; }
.card .aud { font-size: 13px; color: var(--gray); }
.card .blurb { font-size: 14px; color: var(--dark); flex: 1; }
.card .foot { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
.price { font-weight: 800; font-size: 18px; color: var(--navy); }
.price small { font-weight: 500; color: var(--gray); font-size: 12px; }

/* buttons + badges */
.btn { display: inline-block; border: 0; cursor: pointer; border-radius: 9px; font-family: inherit; font-weight: 600; font-size: 14px; padding: 10px 18px; transition: .15s; }
.btn-primary { background: var(--blue); color: #fff; } .btn-primary:hover { background: #1D4ED8; }
.btn-ghost { background: var(--lgray); color: var(--navy); } .btn-ghost:hover { background: var(--mgray); }
.btn-lg { padding: 13px 26px; font-size: 15px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 99px; background: var(--lblue); color: var(--navy); }
.badge.soon { background: var(--lgray); color: var(--gray); }
.badge.ok { background: #D1FAE5; color: var(--green); }
.badge.warn { background: #FEF3C7; color: var(--amber); }
.badge.err { background: #FEE2E2; color: var(--red); }

/* forms */
.auth-wrap { max-width: 420px; margin: 60px auto; }
.panel { background: #fff; border: 1px solid var(--mgray); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px; }
.panel h2 { font-size: 22px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.panel .sub { color: var(--gray); font-size: 14px; margin-bottom: 18px; }
label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 5px; }
input, textarea, select { width: 100%; padding: 10px 12px; border: 1px solid var(--mgray); border-radius: 8px; font-family: inherit; font-size: 14px; background: #fff; }
input:focus, textarea:focus { outline: 2px solid var(--lblue); border-color: var(--blue); }
.form-msg { margin-top: 12px; font-size: 13px; min-height: 18px; }
.form-msg.err { color: var(--red); } .form-msg.ok { color: var(--green); }

/* course player */
.learn-layout { display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: start; padding: 26px 0 60px; }
.mod-list { background: #fff; border: 1px solid var(--mgray); border-radius: var(--radius); overflow: hidden; position: sticky; top: 80px; max-height: calc(100vh - 110px); overflow-y: auto; }
.mod-item { display: flex; gap: 10px; padding: 11px 14px; font-size: 13px; cursor: pointer; border-bottom: 1px solid var(--lgray); align-items: baseline; }
.mod-item:hover { background: var(--lgray); }
.mod-item.active { background: var(--lblue); font-weight: 600; }
.mod-item .tick { color: var(--green); font-weight: 700; width: 14px; flex: none; }
.mod-item .min { margin-left: auto; color: var(--gray); font-size: 11px; flex: none; }
.progress-bar { height: 8px; background: var(--mgray); border-radius: 99px; overflow: hidden; }
.progress-bar > div { height: 100%; background: var(--green); transition: width .3s; }

/* rendered markdown */
.content-pane { background: #fff; border: 1px solid var(--mgray); border-radius: var(--radius); box-shadow: var(--shadow); padding: 34px 40px; min-height: 400px; }
.md h1, .md h2 { color: var(--navy); letter-spacing: -.3px; margin: 22px 0 10px; }
.md h3 { color: var(--navy); margin: 18px 0 8px; font-size: 17px; }
.md h4 { margin: 14px 0 6px; }
.md p, .md li { font-size: 15px; }
.md ul, .md ol { padding-left: 24px; margin: 8px 0; }
.md pre { background: #0F172A; color: #E2E8F0; padding: 16px 18px; border-radius: 10px; overflow-x: auto; font-size: 13px; line-height: 1.55; margin: 14px 0; }
.md code { font-family: ui-monospace, Consolas, monospace; }
.md :not(pre) > code { background: var(--lgray); padding: 1px 6px; border-radius: 5px; font-size: 13px; color: var(--navy); }
.md blockquote { border-left: 4px solid var(--blue); background: var(--lgray); padding: 10px 16px; border-radius: 0 8px 8px 0; margin: 14px 0; font-size: 14px; }
.md table { border-collapse: collapse; margin: 14px 0; width: 100%; font-size: 14px; }
.md th, .md td { border: 1px solid var(--mgray); padding: 8px 12px; text-align: left; }
.md th { background: var(--lgray); }
.md hr { border: 0; border-top: 1px solid var(--mgray); margin: 20px 0; }

/* misc */
.section { padding: 40px 0 60px; }
.section h2 { font-size: 24px; font-weight: 800; color: var(--navy); margin-bottom: 18px; letter-spacing: -.3px; }
.muted { color: var(--gray); font-size: 14px; }
.footer { background: var(--navy); color: #CBD5E1; padding: 26px 0; margin-top: 40px; font-size: 13px; text-align: center; }
.footer a { color: #93C5FD; }
table.op { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff; }
table.op th, table.op td { border: 1px solid var(--mgray); padding: 8px 10px; text-align: left; vertical-align: top; }
table.op th { background: var(--lgray); }

/* certificate */
.cert { max-width: 800px; margin: 40px auto; background: #fff; border: 3px double var(--navy); padding: 60px 70px; text-align: center; }
.cert .school { font-size: 14px; letter-spacing: 3px; text-transform: uppercase; color: var(--gray); }
.cert h1 { font-size: 34px; color: var(--navy); margin: 18px 0 6px; letter-spacing: -.5px; }
.cert .learner { font-size: 28px; font-weight: 700; margin: 22px 0 4px; }
.cert .course-name { font-size: 19px; color: var(--blue); font-weight: 600; margin: 10px 0 22px; }
.cert .meta { font-size: 13px; color: var(--gray); margin-top: 26px; }
@media print { .nav, .footer, .no-print { display: none !important; } body { background: #fff; } .cert { border-width: 3px; margin: 0 auto; } }

@media (max-width: 820px) {
  .learn-layout { grid-template-columns: 1fr; }
  .mod-list { position: static; max-height: 260px; }
  .content-pane { padding: 22px; }
  .hero h1 { font-size: 28px; }
}