:root {
  --primary: #0b7a70;
  --primary-hover: #09665e;
  --primary-soft: #e6f3f1;
  --text: #16211f;
  --muted: #55625f;
  --border: #dde5e3;
  --bg: #ffffff;
  --bg-alt: #f6f9f8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--primary); }
a:hover { color: var(--primary-hover); }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

header { border-bottom: 1px solid var(--border); }
header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; padding-bottom: 14px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; color: var(--text); text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 8px; }
nav { display: flex; flex-wrap: wrap; gap: 18px; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
nav a:hover, nav a[aria-current='page'] { color: var(--primary); }

main { padding: 40px 0 56px; }
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 1.3rem; margin: 32px 0 10px; }
h3 { font-size: 1.05rem; margin: 0 0 6px; }
p, li { color: var(--text); }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; }
.muted { color: var(--muted); }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 24px; }

.hero { padding: 24px 0 8px; }
.button { display: inline-block; background: var(--primary); color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: 600; margin-top: 12px; }
.button:hover { background: var(--primary-hover); color: #fff; }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-top: 20px; }
.card { border: 1px solid var(--border); border-radius: 12px; padding: 18px; background: var(--bg); }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.plan { text-align: left; }
.plan .price { font-size: 1.8rem; font-weight: 700; margin: 4px 0; }
.plan .per { color: var(--muted); font-size: 0.9rem; }

.note { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; margin-top: 24px; }

dl.contact { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; }
dl.contact dt { color: var(--muted); }
dl.contact dd { margin: 0; font-weight: 600; }

footer { border-top: 1px solid var(--border); background: var(--bg-alt); padding: 24px 0; font-size: 0.9rem; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer nav a { font-size: 0.9rem; }

@media (max-width: 600px) {
  h1 { font-size: 1.6rem; }
  main { padding: 28px 0 40px; }
}

/* The Pay page */
.small { font-size: 0.9rem; }
.lookup { max-width: 520px; margin-top: 8px; }
.lookup label { display: block; font-weight: 600; margin-bottom: 6px; }
.lookup-row { display: flex; gap: 8px; }
.lookup-row .button { margin-top: 0; border: 0; cursor: pointer; font: inherit; font-weight: 600; }
input { flex: 1; min-width: 0; font: inherit; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; text-transform: uppercase; letter-spacing: 0.05em; }
input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
button.button { border: 0; cursor: pointer; font: inherit; font-weight: 600; }
button.button:disabled { opacity: 0.6; cursor: default; }
.button.secondary { background: var(--bg); color: var(--primary); border: 1px solid var(--primary); }
.button.secondary:hover { background: var(--primary-soft); color: var(--primary-hover); }
.error { color: #b42318; font-weight: 600; }
.alert { border-radius: 12px; padding: 14px 16px; font-weight: 600; }
.alert.success { background: #e7f6ec; color: #11683a; border: 1px solid #b7e4c7; }
.alert.warning { background: #fff6e5; color: #8a5300; border: 1px solid #f5d9a8; }
.clinic-card { margin: 24px 0 8px; max-width: 520px; }
.plans { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.plan-button { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 16px; cursor: pointer; }
.plan-button:hover { background: var(--bg-alt); }
.plan-button[aria-pressed='true'] { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); background: var(--primary-soft); }
.plan-button .plan-name { font-weight: 600; }
.plan-button .price { font-size: 1.5rem; font-weight: 700; }
.plan-button .per { color: var(--muted); font-size: 0.85rem; }
.pay { margin-top: 8px; }
.qr-row { display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
.qr { width: 220px; flex-shrink: 0; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 10px; }
.qr svg { display: block; width: 100%; height: auto; }
.note { color: var(--muted); font-size: 0.9rem; max-width: 420px; }
.clinic-card dl { margin: 0; }