:root {
  --bg: #f6f7f4;
  --card: #ffffff;
  --text: #15181c;
  --muted: #5f6772;
  --line: #e4e7e2;
  --green: #1f7a5a;
  --cream: #fff8ec;
  --green-soft: #e3f2ec;
  --amber: #b4690e;
  --amber-soft: #fff4e0;
  --radius: 18px;
  --max: 1040px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans Thai', 'IBM Plex Sans Thai', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 17px;
  line-height: 1.65;
}
a { color: var(--green); }
img, svg { max-width: 100%; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: rgba(246, 247, 244, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 800; font-size: 21px; letter-spacing: -0.01em; }
.brand svg { width: 34px; height: 34px; }
.nav { display: flex; gap: 18px; font-size: 15px; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--green); }

/* hero */
.hero { padding: 64px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: center; }
.eyebrow { display: inline-block; background: var(--green-soft); color: var(--green); font-weight: 700; font-size: 14px; padding: 4px 12px; border-radius: 999px; }
h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.15; margin: 16px 0 14px; letter-spacing: -0.02em; }
.lead { font-size: 19px; color: var(--muted); max-width: 34em; }
.badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.badge { display: inline-flex; align-items: center; gap: 8px; background: var(--text); color: #fff; padding: 11px 18px; border-radius: 12px; font-weight: 700; font-size: 15px; text-decoration: none; }
.badge.soon { background: #fff; color: var(--muted); border: 1px dashed #c9cec6; font-weight: 600; }

.phone { background: var(--card); border-radius: 34px; border: 1px solid var(--line); box-shadow: 0 30px 60px -30px rgba(21, 24, 28, 0.25); padding: 22px 18px; max-width: 330px; justify-self: center; width: 100%; }
.phone .row { display: flex; justify-content: space-between; align-items: center; }
.phone .pet { font-weight: 800; font-size: 20px; }
.pill { font-size: 13px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--green-soft); color: var(--green); }
.pill.amber { background: var(--amber-soft); color: var(--amber); }
.steps { display: flex; gap: 4px; margin: 12px 0 14px; }
.steps span { flex: 1; height: 6px; border-radius: 3px; background: var(--green); }
.steps span.off { background: var(--line); }
.bubble { background: var(--bg); border-radius: 14px; padding: 10px 12px; font-size: 14px; margin-top: 8px; }
.bubble b { color: var(--green); }
.mic { margin-top: 14px; display: flex; align-items: center; gap: 10px; background: var(--green); color: #fff; border-radius: 14px; padding: 12px 14px; font-weight: 700; font-size: 15px; }

/* sections */
section { padding: 44px 0; }
h2 { font-size: clamp(26px, 3.4vw, 34px); line-height: 1.25; margin: 0 0 8px; letter-spacing: -0.015em; }
.sub { color: var(--muted); margin: 0 0 26px; max-width: 40em; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card .ico { font-size: 30px; }
.card h3 { margin: 8px 0 6px; font-size: 19px; }
.card p, .card li { color: var(--muted); font-size: 15.5px; margin: 0; }
.card ul { padding-left: 18px; margin: 0; }
.card li + li { margin-top: 4px; }

.flow { counter-reset: s; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.flow .card::before { counter-increment: s; content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--green); color: #fff; font-weight: 800; font-size: 15px; }

.trust { background: var(--green); color: #fff; border-radius: 26px; padding: 34px; }
.trust h2 { color: #fff; }
.trust ul { margin: 14px 0 0; padding-left: 20px; }
.trust li { margin: 6px 0; }
.trust a { color: #fff; }

.contact { text-align: center; }
.contact .mail { display: inline-block; margin-top: 8px; font-size: 22px; font-weight: 800; text-decoration: none; }

footer { border-top: 1px solid var(--line); padding: 26px 0 40px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a { color: var(--muted); }

/* documents (privacy, delete account) */
.doc { max-width: 760px; margin: 0 auto; padding: 40px 20px 60px; }
.doc h1 { font-size: clamp(28px, 4vw, 40px); }
.doc h2 { font-size: 22px; margin-top: 34px; }
.doc h3 { font-size: 18px; margin: 20px 0 4px; }
.doc .meta { color: var(--muted); font-size: 15px; }
.doc .note { background: var(--amber-soft); border-radius: 14px; padding: 14px 16px; font-size: 15.5px; }
.doc .box { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; }
.doc li { margin: 4px 0; }
.doc hr { border: none; border-top: 1px solid var(--line); margin: 44px 0; }
.toc { display: flex; gap: 10px; flex-wrap: wrap; font-size: 15px; }
.toc a { background: var(--card); border: 1px solid var(--line); padding: 4px 12px; border-radius: 999px; text-decoration: none; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr 1fr; }
  .flow { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .hero { padding-top: 36px; }
  .grid, .flow { grid-template-columns: 1fr; }
  .trust { padding: 24px; }
}