@font-face {
  font-family: "Vera Mono";
  src: url("../fonts/VeraMono.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vera Mono";
  src: url("../fonts/VeraMoBd.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vera Mono";
  src: url("../fonts/VeraMoIt.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Vera Mono";
  src: url("../fonts/VeraMoBI.ttf") format("truetype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Playfair Display";
  src: url("../fonts/PlayfairDisplay.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Playfair Display";
  src: url("../fonts/PlayfairDisplay.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-logo: "Vera Mono", "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
  --font-wordmark: "Playfair Display", Georgia, serif;
  --font-serif: Georgia, "Times New Roman", Cambria, "Iowan Old Style", "Noto Serif SC", "Songti SC", "SimSun", serif;

  /* old-school trading-house palette: soft off-white, bottle green, oxblood, brass */
  --paper: #f6f4ef;
  --paper-dark: #eae7e0;
  --ink: #2a2115;
  --ink-soft: #4d4230;
  --green-900: #1f3626;
  --green-800: #294a34;
  --oxblood: #6e2430;
  --brass: #a9812f;
  --brass-light: #c9a45a;
  --line: #d8d4c9;

  --radius: 2px;
  --max-width: 1080px;
  --font: var(--font-serif);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-serif);
  color: var(--ink-soft);
  background: var(--paper);
  line-height: 1.65;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  color: var(--ink);
  line-height: 1.25;
  margin: 0 0 16px;
  font-weight: 400;
  font-family: var(--font-serif);
}

h1 { font-style: normal; }

h2 {
  font-size: clamp(1.5rem, 2.3vw, 2rem);
  margin-top: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
h3 { font-size: 1.1rem; }

p { margin: 0 0 12px; }

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

ul, ol { list-style: none; margin: 0; padding: 0; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--brass);
  margin: 0 0 10px;
  font-family: var(--font-logo);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 5px double var(--green-900);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo:hover { text-decoration: none; }

.logo-text {
  font-family: var(--font-wordmark);
  font-size: 1.35rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  font-weight: 400;
}
.logo-text strong { font-weight: 700; }
.logo-text.light { color: var(--paper); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.main-nav a {
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.main-nav a:hover { color: var(--oxblood); text-decoration: none; }

.nav-cta {
  border: 1px solid var(--green-900);
  padding: 7px 16px;
  border-radius: var(--radius);
  color: var(--green-900) !important;
}
.nav-cta:hover { background: var(--green-900); color: var(--paper) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  display: block;
}

/* Language picker modal */
.lang-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(42, 33, 21, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 100;
}
.lang-modal-overlay[hidden] { display: none; }

body.lang-modal-open { overflow: hidden; }

.lang-modal {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 5px double var(--green-900);
  border-radius: var(--radius);
  max-width: 420px;
  width: 100%;
  padding: 32px 30px 26px;
  text-align: center;
  box-shadow: 0 18px 50px rgba(42, 33, 21, 0.28);
}

.lang-modal-title {
  font-family: var(--font-logo);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin: 0 0 8px;
}

.lang-modal-sub {
  font-size: 0.82rem;
  font-style: italic;
  color: var(--ink-soft);
  margin: 0 0 22px;
}

.lang-modal-options {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.lang-modal-options a {
  display: block;
  padding: 11px 16px;
  border: 1px solid var(--green-900);
  border-radius: var(--radius);
  color: var(--green-900);
  font-family: var(--font-logo);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}
.lang-modal-options a:hover {
  background: var(--green-900);
  color: var(--paper);
  text-decoration: none;
}

.lang-modal-close {
  background: none;
  border: none;
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-decoration: underline;
  cursor: pointer;
  font-family: var(--font-serif);
  padding: 0;
}
.lang-modal-close:hover { color: var(--oxblood); }

/* Language switcher */
.lang-bar {
  border-top: 1px solid var(--line);
  padding: 7px 0;
}

.lang-switch {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px 16px;
  font-family: var(--font-logo);
}

.lang-switch a {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-decoration: none;
}
.lang-switch a:hover { color: var(--oxblood); text-decoration: underline; }

.lang-switch a.current {
  color: var(--oxblood);
  font-weight: 700;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.82rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-logo);
}
.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--green-900);
  color: var(--paper);
  border-color: var(--green-900);
}
.btn-primary:hover { background: var(--green-800); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* Hero */
.hero {
  background: var(--paper);
  padding: 90px 0 76px;
  border-bottom: 1px solid var(--line);
}

.hero-inner { max-width: 720px; }

.hero h1 {
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 620px;
  margin-bottom: 32px;
  font-style: italic;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Sections */
.section { padding: 76px 0; }
.section-alt { background: var(--paper-dark); border-top: 1px solid var(--line); }

/* About */
.about-copy {
  max-width: 680px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.stat-card {
  background: var(--paper-dark);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.stat-number {
  font-family: var(--font-logo);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green-900);
}

.stat-label {
  font-size: 0.86rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Contact */
.contact-copy {
  max-width: 640px;
  margin: 0 auto;
}

.contact-details {
  margin-top: 24px;
  display: grid;
  gap: 14px;
}

.contact-details li {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.contact-label {
  min-width: 80px;
  font-weight: 700;
  color: var(--ink);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-logo);
}

/* Footer */
.site-footer {
  background: var(--green-900);
  color: var(--paper-dark);
  padding: 40px 0;
  border-top: 5px double var(--brass);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-tagline {
  color: var(--paper-dark);
  opacity: 0.75;
  font-size: 0.85rem;
  margin: 8px 0 0;
  font-style: italic;
}

.footer-meta {
  text-align: right;
  font-size: 0.8rem;
  color: var(--paper-dark);
  opacity: 0.75;
}
.footer-meta p { margin: 0 0 4px; }

/* Responsive */
@media (max-width: 860px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
}

@media (max-width: 560px) {
  .about-stats {
    grid-template-columns: 1fr;
  }
}

/* Chinese typographic adjustments: wide Latin tracking and italic
   emphasis don't carry over to CJK, so tone both down on this page. */
html[lang="zh"] .eyebrow,
html[lang="zh"] .main-nav a,
html[lang="zh"] .lang-switch a,
html[lang="zh"] .contact-label,
html[lang="zh"] .stat-label,
html[lang="zh"] .btn,
html[lang="zh"] .lang-modal-title {
  letter-spacing: 0.02em;
}

html[lang="zh"] .hero-sub {
  font-style: normal;
}