/* Eatgo Food Delivery Limited — marketing site
   Self-contained: system fonts, inline SVG icons, no external requests. */

:root {
  --coral: #ff5a45;
  --coral-dark: #d93a26;
  --coral-tint: #fff1ee;

  --ink: #1c1512;
  --ink-soft: #564d48;
  --ink-faint: #8a807a;

  --bg: #ffffff;
  --bg-warm: #fdf8f5;
  --rule: #ece5e0;

  --measure: 62rem;
  --measure-text: 42rem;

  --radius: 14px;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
    "PingFang HK", "Microsoft JhengHei", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 1.75rem;
}

.wrap-text { max-width: var(--measure-text); }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--rule);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.3125rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: block;
  width: auto;
  height: 30px;
  flex: 0 0 auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem;
  margin-left: auto;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.15s;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--coral-dark); }

.lang-switch {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: #fff;
  color: var(--ink-soft) !important;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
}

.lang-switch:hover {
  border-color: var(--coral);
  color: var(--coral-dark) !important;
}

/* ---------- mobile nav toggle ----------
   Only shown once nav.js has stamped data-nav-open on the header, so the
   no-JavaScript rendering stays a plain wrapped list of links. */

.nav-toggle {
  display: none;
  place-items: center;
  margin-left: auto;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--rule);
  border-radius: 11px;
  background: #fff;
  color: var(--ink-soft);
  cursor: pointer;
  flex: 0 0 auto;
}

.nav-toggle:hover { border-color: var(--coral); color: var(--coral-dark); }

.nav-toggle .bars,
.nav-toggle .bars::before,
.nav-toggle .bars::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.nav-toggle .bars { position: relative; }

.nav-toggle .bars::before,
.nav-toggle .bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle .bars::before { top: -6px; }
.nav-toggle .bars::after { top: 6px; }

.site-header[data-nav-open="true"] .nav-toggle .bars { background: transparent; }
.site-header[data-nav-open="true"] .nav-toggle .bars::before { transform: translateY(6px) rotate(45deg); }
.site-header[data-nav-open="true"] .nav-toggle .bars::after { transform: translateY(-6px) rotate(-45deg); }

/* Chinese pages: slightly looser leading for CJK */
html[lang^="zh"] body { line-height: 1.8; }
html[lang^="zh"] h1,
html[lang^="zh"] h2,
html[lang^="zh"] h3 { letter-spacing: 0; line-height: 1.35; }
html[lang^="zh"] .hero h1 { line-height: 1.25; }

/* ---------- hero ---------- */

.hero {
  background: var(--bg-warm);
  border-bottom: 1px solid var(--rule);
  padding: 5rem 0 4.5rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1.25rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: var(--coral-tint);
  color: var(--coral-dark);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.hero h1 {
  max-width: 20ch;
  margin: 0 0 1.25rem;
  font-size: clamp(2.25rem, 5.5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-weight: 800;
}

.hero .lead {
  max-width: 40rem;
  margin: 0;
  font-size: 1.1875rem;
  color: var(--ink-soft);
}

.legal-name {
  margin: 2rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9375rem;
  color: var(--ink-faint);
  max-width: 40rem;
}

.legal-name strong { color: var(--ink-soft); }

.hero-cta { margin: 1.75rem 0 0; }

/* ---------- sections ---------- */

section { padding: 4.5rem 0; }

section + section { border-top: 1px solid var(--rule); }

section.warm {
  background: var(--bg-warm);
  border-top: 1px solid var(--rule);
}

.section-head { max-width: var(--measure-text); margin-bottom: 2.5rem; }
.section-head p { margin-bottom: 0; }

h2 {
  font-size: clamp(1.5rem, 3vw, 1.875rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0 0 0.75rem;
}

h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
}

p { color: var(--ink-soft); margin: 0 0 1rem; }

.lead { font-size: 1.0625rem; }

a { color: var(--coral-dark); }

/* ---------- card grid ---------- */

.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.card {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
}

section.warm .card { background: #fff; }

.card .icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 1.125rem;
  border-radius: 11px;
  background: var(--coral-tint);
  color: var(--coral-dark);
}

.card .icon svg { width: 21px; height: 21px; }

.card p { margin: 0; font-size: 0.9375rem; }

/* ---------- numbered steps ---------- */

.steps {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  counter-reset: step;
}

/* four-across variant (order lifecycle) */
.steps-4 { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }

.step { counter-increment: step; }

.step::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 1rem;
  border-radius: 50%;
  background: var(--coral);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 700;
}

.step p { margin: 0; font-size: 0.9375rem; }

/* ---------- contact ---------- */

.contact-card {
  background: var(--bg-warm);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 2rem;
}

section.warm .contact-card { background: #fff; }

dl.contact {
  display: grid;
  gap: 1.375rem 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  margin: 0;
}

dl.contact > div { min-width: 0; }

dl.contact dt {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.25rem;
}

dl.contact dd {
  margin: 0;
  color: var(--ink);
  overflow-wrap: break-word;
}

/* ---------- prose (legal + support pages) ---------- */

.prose { max-width: var(--measure-text); padding: 3.5rem 0 4rem; }

.prose h1 {
  font-size: clamp(2rem, 4.5vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 0.75rem;
}

.prose h2 {
  font-size: 1.1875rem;
  margin: 2.75rem 0 0.75rem;
  scroll-margin-top: 84px;
}

.prose h3 {
  font-size: 1rem;
  margin: 1.75rem 0 0.5rem;
}

.prose ul, .prose ol { padding-left: 1.2rem; margin: 0 0 1rem; }
.prose li { color: var(--ink-soft); margin-bottom: 0.45rem; }

.prose hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.75rem 0;
}

.doc-meta {
  font-size: 0.875rem;
  color: var(--ink-faint);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}

.callout {
  background: var(--coral-tint);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
}

.callout p { margin: 0; color: #7d2415; font-size: 0.9375rem; }

.note {
  background: var(--bg-warm);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
}

.note p { margin: 0; font-size: 0.9375rem; }

/* FAQ */

.faq { border-top: 1px solid var(--rule); }

.faq details {
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 1.125rem 2rem 1.125rem 0;
  font-weight: 600;
  position: relative;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "";
  position: absolute;
  right: 0.4rem;
  top: 1.55rem;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--ink-faint);
  border-bottom: 2px solid var(--ink-faint);
  transform: rotate(45deg);
  transition: transform 0.2s;
}

.faq details[open] summary::after { transform: rotate(-135deg); }

.faq details > p { padding: 0 0 1.125rem; margin: 0; font-size: 0.9375rem; }

/* ---------- app store badges ---------- */

.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin: 2rem 0 0;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: #fff;
  color: var(--ink-faint);
  text-align: left;
  cursor: default;
}

.store-badge svg {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  color: var(--ink-faint);
}

.store-badge .badge-lines { display: grid; line-height: 1.25; }

.store-badge .badge-top {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.store-badge .badge-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: -0.01em;
}

.badge-note {
  margin: 1.125rem 0 0;
  font-size: 0.875rem;
  color: var(--ink-faint);
}

/* ---------- key/value spec list ---------- */

.spec-list {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--rule);
}

.spec-list > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--rule);
}

.spec-list dt {
  flex: 0 0 12rem;
  font-weight: 600;
  font-size: 0.9375rem;
}

.spec-list dd {
  margin: 0;
  flex: 1 1 16rem;
  color: var(--ink-soft);
  font-size: 0.9375rem;
}

/* ---------- misc ---------- */

.todo {
  background: #fff3cd;
  border-bottom: 2px solid #e0a800;
  padding: 0 0.25rem;
  font-weight: 600;
  color: #6b4e00;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  background: var(--coral);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.btn:hover { background: var(--coral-dark); }

/* ---------- footer ---------- */

.site-footer {
  background: var(--bg-warm);
  border-top: 1px solid var(--rule);
  padding: 3rem 0 2.5rem;
  font-size: 0.875rem;
  color: var(--ink-faint);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 3rem;
  padding-bottom: 1.75rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--rule);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-left: auto;
}

.site-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-footer a:hover { color: var(--coral-dark); }

.site-footer p { margin: 0; color: var(--ink-faint); font-size: 0.8125rem; }

/* ---------- responsive ---------- */

/* Collapse the nav behind the toggle before the links start to wrap. */
@media (max-width: 860px) {
  .site-header .wrap {
    height: auto;
    padding-top: 0.8125rem;
    padding-bottom: 0.8125rem;
    flex-wrap: wrap;
    gap: 0;
  }

  .site-header[data-nav-open] .nav-toggle { display: grid; }

  .site-header[data-nav-open] .site-nav { display: none; }

  .site-header[data-nav-open="true"] .site-nav {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
    margin: 0.8125rem 0 0;
    border-top: 1px solid var(--rule);
    max-height: calc(100vh - 5rem);
    overflow-y: auto;
  }

  .site-header[data-nav-open="true"] .site-nav a {
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--rule);
    font-size: 1rem;
  }

  .site-header[data-nav-open="true"] .site-nav .lang-switch {
    align-self: flex-start;
    margin: 1rem 0 0.5rem;
    padding: 0.35rem 0.9rem;
    border: 1px solid var(--rule);
    border-radius: 999px;
  }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 1.25rem; }
  .hero { padding: 3rem 0 2.75rem; }
  section { padding: 3rem 0; }
  .contact-card { padding: 1.5rem; }
  .site-footer nav { margin-left: 0; width: 100%; }
  .store-badges { gap: 0.75rem; }
  .store-badge { flex: 1 1 100%; }
  .spec-list dt { flex: 1 1 100%; }
}