:root {
  --bg: #FAFAF8;
  --surface: #FFFFFF;
  --ink: #1A1A1A;
  --muted: #6B6B6B;
  --line: #E8E6E3;
  --accent: #1F5C57;
  --accent-dark: #174743;
  --accent-soft: #E8F3F1;
  --max: 880px;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  min-height: 100vh;
  font-size: 1rem;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); text-decoration: underline; }

.wrap { width: min(100% - 2rem, var(--max)); margin: 0 auto; }

html.lang-zh .lang-en { display: none !important; }
html.lang-en .lang-zh { display: none !important; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  flex-wrap: wrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: inherit;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-name {
  font-weight: 650;
  letter-spacing: 0.04em;
  font-size: 0.98rem;
}

.nav-toggle {
  display: none;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 0.45rem 0.4rem;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.85rem 1rem;
  flex-wrap: wrap;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.95rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--accent);
  text-decoration: none;
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
}
.lang-toggle button {
  border: 0;
  background: transparent;
  padding: 0.3rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
}
.lang-toggle button[aria-pressed="true"] {
  background: var(--accent);
  color: white;
}
.lang-toggle button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.hero { padding: 2.75rem 0 1.8rem; }
.badge {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 6px;
  padding: 0.22rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 0.9rem;
}
.badge-quiet {
  background: #F3F2F0;
  color: var(--muted);
  border-left: 2px solid var(--line);
  border-radius: 4px;
}
h1, h2, h3 { line-height: 1.3; margin: 0 0 0.75rem; font-weight: 650; }
h1 { font-size: clamp(1.75rem, 3.5vw, 2.25rem); letter-spacing: -0.015em; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }
.lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 40rem;
  margin: 0 0 0.4rem;
}
.meta-line {
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.section { padding: 0.5rem 0 2.4rem; }
.section-head { margin-bottom: 1rem; }
.section-head p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 36rem;
}

.business-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.business-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}
.business-card h3 { margin-bottom: 0.45rem; }
.business-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.focus-strip {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  box-shadow: var(--shadow);
}
.focus-strip strong { color: var(--ink); font-weight: 600; }

.coming-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  box-shadow: var(--shadow);
}
.coming-card .badge { margin-bottom: 0.65rem; }
.coming-card h2 { margin-bottom: 0.55rem; }
.coming-card > p { margin: 0; color: var(--muted); max-width: 38rem; }
.color-hint {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.1rem;
  flex-wrap: wrap;
}
.color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--line);
  display: inline-block;
}
.color-swatch.red { background: #8B2E2E; }
.color-swatch.navy { background: #1E2A44; }
.photo-note {
  margin: 0.85rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.tools-strip {
  background: var(--accent-soft);
  border: 1px solid #D5E8E4;
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
}
.tools-strip h2 { margin-bottom: 0.5rem; }
.tools-strip p { margin: 0; color: var(--muted); max-width: 40rem; }
.tools-strip .cta-row { margin-top: 1.1rem; }
.disclaimer {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.9rem;
  max-width: 44rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.45rem;
  box-shadow: var(--shadow);
}
.panel p:last-child, .panel ul:last-child { margin-bottom: 0; }
.doc-section {
  margin-top: 1.5rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--accent);
}
.doc-section h2 { margin-bottom: 0.45rem; font-size: 1.1rem; }
.doc-section p, .doc-section ul { color: var(--muted); margin-top: 0.35rem; }
ul, ol { padding-left: 1.2rem; }
li { margin: 0.35rem 0; }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.65rem 1.05rem;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-dark); color: white; }
.btn-secondary {
  background: var(--surface);
  color: var(--accent);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent-dark); }

.site-footer {
  margin-top: 0.5rem;
  border-top: 1px solid var(--line);
  background: #F3F2F0;
  padding: 1.7rem 0 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.4rem;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
}
.legal-name { color: var(--ink); font-weight: 650; margin-bottom: 0.2rem; }

.page-main { padding-top: 2rem; padding-bottom: 2.5rem; }

@media (max-width: 720px) {
  .business-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-toggle { display: inline-flex; }
  .nav-right {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 0.35rem 0 0.55rem;
    border-top: 1px solid var(--line);
  }
  .nav.is-open .nav-right { display: flex; }
  .nav-links {
    flex-direction: column;
    gap: 0.15rem;
  }
  .nav-links a {
    display: block;
    padding: 0.45rem 0.1rem;
  }
  .lang-toggle { align-self: flex-start; }
}

.coming-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 1rem;
  margin-top: 1.1rem;
  align-items: stretch;
}
.coming-main, .coming-side {
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #F5F4F2;
}
.coming-main img, .coming-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 1 / 1;
}
.coming-side-stack {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 720px) {
  .coming-layout { grid-template-columns: 1fr; }
  .coming-side-stack { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
}