:root{
  --bg:#FBFAF8; --surface:#FFFFFF; --ink:#1A1917; --muted:#6F6B64;
  --faint:#9A948B; --hairline:#E6E2DB;
  --brand:#0B716F; --brand-hi:#095E5C; --accent:#E89214; --accent-hi:#D18310;
  --shadow:0 1px 2px rgba(26,25,23,.04), 0 12px 32px -16px rgba(26,25,23,.14);
  --serif-latin:"Source Serif 4", Georgia, "Times New Roman", serif;
  --sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}
:root:not([data-theme="light"]){
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#131211; --surface:#1B1A18; --ink:#F2EFE9; --muted:#A09A90;
    --faint:#7C766D; --hairline:#2E2C29;
    --brand:#0F7F79; --brand-hi:#13938C; --accent:#E89214; --accent-hi:#F2A02A;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 16px 40px -20px rgba(0,0,0,.7);
    color-scheme:dark;
  }
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  min-height:100dvh;
  padding:28px 20px calc(40px + env(safe-area-inset-bottom));
  display:flex; flex-direction:column; align-items:center;
}

/* Script-aware display face: Latin from Source Serif, CJK from Noto Serif TC/SC */
.display{
  font-family:var(--serif-latin), "Noto Serif TC", "Songti TC", "PingFang TC", serif;
  font-weight:600; letter-spacing:.01em;
}
html[data-locale="zh-CN"] .display{
  font-family:var(--serif-latin), "Noto Serif SC", "Songti SC", "PingFang SC", serif;
}
html[data-locale="zh-CN"] body{
  font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
html[lang^="zh"]:not([data-locale="zh-CN"]) body{
  font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", "Noto Sans CJK TC", sans-serif;
}

/* Language switcher: visually quiet, but with a full touch target. */
.langpick{position:relative}
#lang-toggle{
  display:flex; align-items:center; gap:6px;
  min-height:40px; font:inherit; font-size:12px; line-height:1; color:var(--faint);
  padding:10px; border:1px solid transparent; border-radius:8px;
  background:transparent; cursor:pointer;
  transition:color .15s, border-color .15s;
}
#lang-toggle:hover{color:var(--ink); border-color:var(--hairline)}
#lang-toggle[aria-expanded="true"]{color:var(--ink); border-color:var(--hairline)}
#lang-toggle svg{width:13px; height:13px; flex:none; opacity:.75}
#lang-toggle .chev{width:9px; height:9px; opacity:.55}
#lang-toggle:focus-visible{outline:2px solid var(--brand); outline-offset:2px}

/* Opens upward because the control sits below the card. */
.langmenu{
  position:absolute; bottom:calc(100% + 6px); left:50%; transform:translateX(-50%);
  z-index:20; min-width:126px; padding:5px;
  background:var(--surface); border:1px solid var(--hairline);
  border-radius:10px; box-shadow:var(--shadow);
}
.langmenu[hidden]{display:none}
.langmenu button{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  width:100%; font:inherit; font-size:13px; text-align:start;
  padding:8px 9px; border:0; border-radius:6px;
  background:transparent; color:var(--muted); cursor:pointer;
}
.langmenu button:hover{background:var(--bg); color:var(--ink)}
.langmenu button[aria-current="true"]{color:var(--brand); font-weight:600}
.langmenu button[aria-current="true"]::after{content:"✓"; font-size:11px}
.langmenu button:focus-visible{outline:2px solid var(--brand); outline-offset:-2px}

/* Brand header */
.brand{
  display:flex; justify-content:center;
  padding-bottom:26px; margin-bottom:32px;
  border-bottom:1px solid var(--hairline);
}
.brand img{height:19px; width:auto; display:block}

/* Card */
.card{
  position:relative; overflow:hidden;
  width:100%; max-width:460px;
  background:var(--surface);
  border:1px solid var(--hairline); border-radius:18px;
  box-shadow:var(--shadow);
  padding:30px 28px 32px;
}
.card::before{
  content:""; position:absolute; inset:0 0 auto 0; height:4px;
  background:var(--accent);
}

.portrait{
  width:164px; height:205px; border-radius:12px;
  margin:0 auto 24px; display:block;
  object-fit:cover; object-position:center 18%;
  background:var(--hairline);
  box-shadow:0 0 0 1px var(--hairline), 0 10px 28px -16px rgba(26,25,23,.38);
}

.identity{text-align:center}
.name{font-size:31px; line-height:1.2; margin:0}
.name .latin{
  display:block; font-family:var(--serif-latin);
  font-size:16px; font-weight:400; letter-spacing:.10em;
  text-transform:uppercase; color:var(--muted); margin-top:9px;
}
html[data-locale="en"] .name{font-family:var(--serif-latin)}
html[data-locale="en"] .name .latin{
  font-size:14px; letter-spacing:.06em; text-transform:none;
  font-family:inherit;
}
.rule{
  width:46px; height:3px; background:var(--accent);
  border:0; margin:20px auto 18px; border-radius:2px;
}
.title{font-size:16px; font-weight:600; margin:0; letter-spacing:.01em}
.title .sub{
  display:block; font-family:var(--serif-latin);
  font-size:12.5px; font-weight:400; letter-spacing:.05em;
  color:var(--muted); margin-top:5px;
}
.org{
  font-size:13.5px; color:var(--muted); margin:14px 0 0; line-height:1.55;
}
.org .sub{display:block; font-family:var(--serif-latin); font-size:12px; color:var(--faint); margin-top:2px}

/* Actions */
.actions{
  display:grid; grid-template-columns:1fr 1fr; gap:8px;
  margin:30px 0 4px;
}
.btn{
  display:flex; align-items:center; justify-content:center; gap:7px;
  height:46px; border-radius:11px; border:1px solid var(--hairline);
  font-size:14px; font-weight:600; letter-spacing:.01em;
  text-decoration:none; color:var(--ink); background:transparent;
  cursor:pointer; font-family:inherit;
  transition:border-color .15s, background .15s, transform .1s;
}
.btn:hover{border-color:var(--faint)}
.btn:active{transform:scale(.985)}
.btn:focus-visible{outline:2px solid var(--brand); outline-offset:2px}
.btn.primary{
  grid-column:1 / -1;
  background:var(--accent); border-color:var(--accent); color:#1A1917;
}
.btn.primary:hover{background:var(--accent-hi); border-color:var(--accent-hi)}
.btn svg{width:16px; height:16px; flex:none}

/* Contact blocks */
.offices{margin-top:34px; border-top:1px solid var(--hairline)}
.office{padding:20px 0; border-bottom:1px solid var(--hairline)}
.office:last-child{border-bottom:0; padding-bottom:4px}
.office .place{
  display:flex; align-items:center; gap:8px;
  font-size:12px; font-weight:600; letter-spacing:.06em;
  text-transform:uppercase; color:var(--ink); margin:0 0 9px;
}
html[lang^="zh"] .office .place{letter-spacing:.08em; text-transform:none; font-size:12.5px}
.office .dot{width:5px; height:5px; border-radius:50%; background:var(--hairline); flex:none}
.office.is-primary .dot{background:var(--accent)}
.office .addr{
  font-size:13px; line-height:1.65; color:var(--muted); margin:0 0 11px;
}
.lines{display:flex; flex-direction:column; gap:6px}
.line{display:flex; align-items:baseline; gap:12px; font-size:13.5px}
.line .k{
  flex:none; min-width:38px; font-size:11px; letter-spacing:.05em;
  color:var(--faint); text-transform:uppercase;
}
html[lang^="zh"] .line .k{text-transform:none; letter-spacing:.06em; font-size:11.5px}
.line a{
  color:var(--ink); text-decoration:none;
  font-variant-numeric:tabular-nums; letter-spacing:.01em;
  border-bottom:1px solid transparent; transition:border-color .15s;
}
.line a:hover{border-bottom-color:var(--accent)}
.line a:focus-visible{outline:2px solid var(--brand); outline-offset:3px; border-radius:2px}

/* Credentials */
.creds{margin-top:30px; padding-top:22px; border-top:1px solid var(--hairline)}
.creds h2{
  font-size:10.5px; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--faint); margin:0 0 12px;
}
html[lang^="zh"] .creds h2{letter-spacing:.16em; text-transform:none; font-size:11px}
.creds ul{list-style:none; margin:0; padding:0}
.creds li{
  font-size:12px; line-height:1.7; color:var(--muted);
  padding-left:14px; position:relative;
}
.creds li::before{
  content:""; position:absolute; left:0; top:.72em;
  width:5px; height:2px; border-radius:1px; background:var(--accent);
}

footer{
  width:100%; max-width:460px;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  margin-top:20px; font-size:11.5px; letter-spacing:.04em; color:var(--faint);
}
footer .site{color:var(--faint); text-decoration:none; border-bottom:1px solid var(--hairline)}
footer .site:hover{color:var(--ink)}

@media (max-width:400px){
  .card{padding:34px 20px 28px}
  .portrait{width:150px; height:188px}
  .name{font-size:27px}
}
@media print{
  body{background:#fff; padding:0}
  .langpick,.actions{display:none}
  .card{box-shadow:none; border:0; max-width:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important}
}