/* Heo Hẹn website — same palette and font as the app. Copied to website/assets/site.css. */
@font-face { font-family: Nunito; font-weight: 400; font-display: swap; src: url(fonts/Nunito_400Regular.ttf); }
@font-face { font-family: Nunito; font-weight: 700; font-display: swap; src: url(fonts/Nunito_700Bold.ttf); }
@font-face { font-family: Nunito; font-weight: 800; font-display: swap; src: url(fonts/Nunito_800ExtraBold.ttf); }

:root {
  --bg: #fff8f3;
  --surface: #ffffff;
  --muted-bg: #fff0f4;
  --border: #f3e4e9;
  --text: #3d2c3e;
  --muted: #8a7a8c;
  --pink: #e9588a;
  --pink-soft: #ffe3ea;
  --on-pink: #ffffff;
  --lavender: #e6daff;
  --mint: #cfebd9;
  --sky: #d6e6ff;
  --butter: #fff1b8;
  --bezel: #231c27;
  --radius: 24px;
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1920;
    --surface: #28222c;
    --muted-bg: #332a37;
    --border: #3b3242;
    --text: #fbeff3;
    --muted: #b9a9bd;
    --pink: #ff8fb0;
    --pink-soft: #4a2e3a;
    --on-pink: #2b1420;
    --lavender: #342c48;
    --mint: #213c35;
    --sky: #23374a;
    --butter: #3f3920;
    --bezel: #0b090c;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 Nunito, -apple-system, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--pink); overflow-wrap: anywhere; }
h1, h2, h3 { line-height: 1.15; margin: 0; font-weight: 800; }
p { margin: 0; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 20px; }
.brand img { width: 36px; height: 36px; }
.nav { display: flex; gap: 4px; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 700; font-size: 15px; padding: 8px 12px; border-radius: 999px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--pink); background: var(--pink-soft); }
@media (max-width: 560px) { .nav a.optional { display: none; } .nav a { padding: 8px 10px; } }

/* ---------- buttons & badges ---------- */
.stores { display: flex; flex-wrap: wrap; gap: 12px; }
.store { display: inline-flex; align-items: center; gap: 10px; padding: 12px 20px; border-radius: 16px; background: var(--text); color: var(--bg); text-decoration: none; font-weight: 800; }
.store small { display: block; font-weight: 700; font-size: 12px; opacity: .75; line-height: 1.2; }
.store span { font-size: 18px; line-height: 1.2; }
.store svg { width: 26px; height: 26px; fill: currentColor; flex-shrink: 0; }
.store.soon { background: var(--surface); color: var(--muted); border: 2px dashed var(--border); cursor: default; }
.button { display: inline-block; padding: 12px 22px; border-radius: 999px; background: var(--pink); color: var(--on-pink); font-weight: 800; text-decoration: none; }
.button.soft { background: var(--pink-soft); color: var(--pink); }

/* ---------- hero ---------- */
.hero { padding: 56px 0 40px; background: radial-gradient(circle at 15% 10%, var(--pink-soft), transparent 55%), radial-gradient(circle at 90% 30%, var(--lavender), transparent 50%); }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--pink); font-weight: 800; font-size: 14px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(36px, 5.2vw, 54px); letter-spacing: -.02em; text-wrap: balance; }
.hero p.lead { margin: 18px 0 26px; font-size: 19px; color: var(--muted); max-width: 34em; }
.hero .note { margin-top: 14px; color: var(--muted); font-size: 14px; }
@media (max-width: 820px) { .hero .wrap { grid-template-columns: 1fr; gap: 36px; } .hero { padding-top: 36px; } }

/* ---------- phone ---------- */
.phone { width: min(320px, 78vw); margin: 0 auto; border: 10px solid var(--bezel); border-radius: 46px; overflow: hidden; background: var(--bg); box-shadow: 0 30px 80px rgba(61, 44, 62, .25); aspect-ratio: 440 / 956; }
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* ---------- sections ---------- */
section { padding: 56px 0; }
.section-title { text-align: center; margin-bottom: 36px; }
.section-title h2 { font-size: clamp(28px, 4vw, 40px); }
.section-title p { margin-top: 10px; color: var(--muted); font-size: 18px; }

.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: 28px 0; }
.feature:nth-child(even) .feature-text { order: 2; }
.feature .phone { width: min(280px, 72vw); }
.feature-text .icon { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 18px; font-size: 28px; margin-bottom: 16px; }
.feature-text h3 { font-size: clamp(24px, 3vw, 32px); }
.feature-text p { margin-top: 12px; color: var(--muted); font-size: 18px; }
.feature-text ul { margin: 14px 0 0; padding-left: 20px; color: var(--muted); }
.feature-text li { margin: 4px 0; }
@media (max-width: 820px) { .feature { grid-template-columns: 1fr; gap: 24px; } .feature:nth-child(even) .feature-text { order: 0; } }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .grid { grid-template-columns: 1fr; } }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.tile .emoji { font-size: 30px; }
.tile h3 { font-size: 18px; margin-top: 10px; }
.tile p { margin-top: 6px; color: var(--muted); font-size: 15px; }

.band { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.privacy { display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center; background: var(--pink-soft); border-radius: 32px; padding: 36px; }
.privacy .lock { font-size: 72px; }
.privacy h2 { font-size: clamp(26px, 3.5vw, 36px); }
.privacy ul { margin: 14px 0 18px; padding-left: 20px; }
.privacy li { margin: 6px 0; }
@media (max-width: 640px) { .privacy { grid-template-columns: 1fr; padding: 26px; } .privacy .lock { font-size: 56px; } }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; }
details { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 16px 20px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 800; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; color: var(--pink); font-size: 22px; line-height: 1; }
details[open] summary::after { content: '−'; }
details p, details ol, details ul { margin-top: 10px; color: var(--muted); }
details li { margin: 4px 0; }

/* ---------- prose (support, legal) ---------- */
.page-head { padding: 44px 0 20px; }
.page-head h1 { font-size: clamp(32px, 5vw, 46px); }
.page-head p { margin-top: 10px; color: var(--muted); }
.prose { max-width: 760px; margin: 0 auto; padding-bottom: 56px; }
.prose > p { margin: 12px 0; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 18px 22px; margin: 14px 0; }
.card h2 { font-size: 20px; margin-bottom: 6px; }
.card p, .card li { margin: 6px 0; }
.card ul { padding-left: 20px; margin: 6px 0; }
.contact { background: var(--pink-soft); border: none; }
.contact .email { font-size: 22px; font-weight: 800; word-break: break-word; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 36px 0 44px; color: var(--muted); font-size: 15px; }
.site-footer .wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: flex-end; align-content: start; }
.site-footer nav a { color: var(--text); font-weight: 700; text-decoration: none; }
.site-footer nav a:hover { color: var(--pink); }
.site-footer .fine { margin-top: 10px; font-size: 13px; }
@media (max-width: 640px) { .site-footer .wrap { grid-template-columns: 1fr; } .site-footer nav { justify-content: flex-start; } }