/* Layout idea: an evening-dark opening with fine gold contour lines, then a white editorial page of serif headlines, hairline rules and long lists. Single theme by choice. */
:root{
  --night:#0D0E11;
  --ivory:#FAF8F3;
  --gold-text:#9C7305;
  --night-2:#15171B;
  --paper:#FFFFFF;
  --stone:#F5F4F1;
  --ink:#141518;
  --muted:#6E6D69;
  --rule:#E4E2DD;
  --gold:#C49107;
  --gold-soft:#D9B45A;
  --font-display:"Cormorant Garamond","Noto Serif SC",Georgia,serif;
  --font-body:"Instrument Sans","Noto Sans SC",system-ui,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:1px solid var(--gold);outline-offset:4px}
.wrap{max-width:1240px;margin:0 auto;padding:0 clamp(20px,5vw,64px)}
html[data-lang="en"] .zh{display:none}
html[data-lang="zh"] .en{display:none}

.label{font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:500}
html[data-lang="zh"] .label{letter-spacing:.24em}

/* logo lockup */
.lockup{display:inline-grid;justify-items:center;text-decoration:none;font-family:"Montserrat",sans-serif;line-height:1;color:var(--gold)}
.lockup .w1{font-weight:700;letter-spacing:.1em;font-size:16px}
.lockup .bar{width:78%;height:1px;background:currentColor;margin:5px 0 4px}
.lockup .w2{font-weight:500;letter-spacing:.22em;font-size:8px;padding-left:.22em}

/* header: transparent over the dark opening, white once scrolled */
header{position:fixed;inset:0 0 auto 0;z-index:20;color:var(--ink);transition:background .35s,box-shadow .35s,border-color .35s;border-bottom:1px solid transparent}
header.solid{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom-color:var(--rule)}
.nav{display:flex;align-items:center;gap:36px;height:76px}
nav{display:flex;gap:30px;margin-left:auto;font-size:14px}
nav a{text-decoration:none;opacity:.78;transition:opacity .2s}
nav a:hover{opacity:1}
.lang{display:flex;gap:2px;font-size:12.5px;letter-spacing:.08em}
.lang button{all:unset;cursor:pointer;padding:4px 6px;opacity:.55}
.lang button[aria-pressed="true"]{opacity:1;box-shadow:inset 0 -1px 0 var(--gold)}
.lang button:focus-visible{outline:1px solid var(--gold)}
.lang i{opacity:.35;font-style:normal;padding:4px 0}

/* opening */
.hero{position:relative;background:linear-gradient(180deg,var(--ivory) 0%,#F3EFE6 100%);color:var(--ink);overflow:hidden;padding:200px 0 0;border-bottom:1px solid var(--rule)}
#contours{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero .wrap{position:relative}
.hero .label{color:var(--gold-text)}
h1{font-family:var(--font-display);font-weight:400;font-size:clamp(50px,8vw,112px);line-height:.98;letter-spacing:-.015em;margin:28px 0 0;max-width:12ch;text-wrap:balance}
h1 em{font-style:italic;color:var(--gold-text)}
html[data-lang="zh"] h1{font-size:clamp(40px,6vw,80px);line-height:1.22;letter-spacing:.02em;max-width:11em}
.hero p.lede{max-width:34em;margin:36px 0 0;font-size:clamp(16.5px,1.4vw,18.5px);color:var(--muted)}
.hero-foot{margin-top:140px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule)}
.hero-foot div{padding:26px 24px 34px 0;font-size:14px;color:var(--muted)}
.hero-foot div + div{padding-left:24px;border-left:1px solid var(--rule)}
.hero-foot b{display:block;font-family:var(--font-display);font-weight:400;font-size:44px;line-height:1;color:var(--ink);margin-bottom:10px;font-variant-numeric:lining-nums}

/* page sections */
section.s{padding:clamp(88px,11vw,152px) 0}
section.s + section.s{border-top:1px solid var(--rule)}
.s-head{display:grid;grid-template-columns:3fr 9fr;gap:40px;margin-bottom:clamp(48px,6vw,80px)}
.s-head .label{color:var(--gold);padding-top:14px}
h2{font-family:var(--font-display);font-weight:400;font-size:clamp(36px,4.4vw,60px);line-height:1.06;letter-spacing:-.01em;margin:0;max-width:18ch;text-wrap:balance}
html[data-lang="zh"] h2{line-height:1.3;letter-spacing:.02em}
.s-head p{max-width:38em;color:var(--muted);margin:22px 0 0}

/* statement */
.statement{display:grid;grid-template-columns:3fr 9fr;gap:40px}
.statement .label{color:var(--gold);padding-top:14px}
.statement p.big{font-family:var(--font-display);font-size:clamp(28px,3vw,40px);line-height:1.28;margin:0;max-width:26em;font-weight:400}
html[data-lang="zh"] .statement p.big{line-height:1.6;font-size:clamp(22px,2.3vw,30px)}
.statement p.big em{font-style:italic;color:var(--gold)}
.pillars{grid-column:2;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:72px}
.pillars h3{font-family:var(--font-display);font-weight:500;font-size:24px;margin:0 0 10px;padding-top:18px;border-top:1px solid var(--ink)}
.pillars p{margin:0;color:var(--muted);font-size:15.5px}

/* strategy rows */
.rows{border-top:1px solid var(--ink)}
.row{display:grid;grid-template-columns:3fr 4fr 5fr;gap:40px;padding:40px 0;border-bottom:1px solid var(--rule);align-items:baseline}
.row .n{font-family:var(--font-display);font-size:20px;color:var(--gold);font-variant-numeric:lining-nums}
.row h3{font-family:var(--font-display);font-weight:400;font-size:clamp(30px,3vw,40px);margin:0;line-height:1.1}
.row p{margin:0;color:var(--muted)}
.philo{display:grid;grid-template-columns:3fr 9fr;gap:40px;margin-top:56px}
.philo .label{color:var(--muted);padding-top:4px}
.philo dl{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:40px}
.philo dt{font-family:var(--font-display);font-size:22px;margin-bottom:6px}
.philo dd{margin:0;color:var(--muted);font-size:15.5px}

/* sectors on stone */
.stone{background:var(--stone)}
.sectors{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--ink)}
.sector{padding:30px 24px 8px 0}
.sector + .sector{padding-left:24px;border-left:1px solid var(--rule)}
.sector h3{font-family:var(--font-display);font-weight:400;font-size:26px;line-height:1.15;margin:0 0 22px;min-height:2.3em}
.sector ul{list-style:none;margin:0;padding:0;font-size:14.5px;color:var(--muted)}
.sector li{padding:9px 0;border-top:1px solid var(--rule)}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;counter-reset:st}
.step{border-top:1px solid var(--rule);padding-top:24px;position:relative}
.step::before{content:"";position:absolute;top:-1px;left:0;width:40px;height:1px;background:var(--gold)}
.step .n{font-family:var(--font-display);font-size:18px;color:var(--gold)}
.step h3{font-family:var(--font-display);font-weight:400;font-size:26px;margin:8px 0 10px;line-height:1.15}
.step p{margin:0;color:var(--muted);font-size:15px}

/* team */
.team{border-top:1px solid var(--ink)}
.member{display:grid;grid-template-columns:3fr 4fr 5fr;gap:40px;padding:44px 0;border-bottom:1px solid var(--rule)}
.member h3{font-family:var(--font-display);font-weight:400;font-size:34px;margin:0;line-height:1.1}
.member .role{margin:8px 0 0;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
html[data-lang="zh"] .member .role{letter-spacing:.2em}
.member ul{margin:0;padding:0;list-style:none;color:var(--muted);font-size:15px;display:grid;gap:8px}
.member li{padding-left:18px;position:relative}
.member li::before{content:"";position:absolute;left:0;top:.8em;width:8px;height:1px;background:var(--gold)}

/* contact + footer, back to night */
.dark{background:var(--stone);color:var(--ink)}
.dark .s-head .label{color:var(--gold)}
.contact{display:grid;grid-template-columns:3fr 9fr;gap:40px}
.contact form{grid-column:2}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.contact .info{display:grid;gap:26px;align-content:start;font-size:15px}
.contact .info dt{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.contact .info dd{margin:6px 0 0}
.contact .info a{text-decoration:none;border-bottom:1px solid var(--gold)}
.pending{color:var(--muted);border-bottom:1px dashed var(--muted)}
form{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px}
form .full{grid-column:1/-1}
label{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
input,textarea,select{width:100%;font:inherit;font-size:16px;color:var(--ink);background:transparent;border:0;border-bottom:1px solid #CFCBC2;border-radius:0;padding:10px 0;appearance:none}
select option{color:var(--ink)}
input:focus,textarea:focus,select:focus{outline:none;border-bottom-color:var(--gold)}
textarea{min-height:90px;resize:vertical}
.send{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.btn{all:unset;cursor:pointer;display:inline-flex;align-items:center;gap:14px;font-size:14px;letter-spacing:.12em;text-transform:uppercase;padding:16px 28px;border:1px solid var(--ink);color:var(--ink);transition:background .25s,color .25s,border-color .25s}
.btn:hover{background:var(--ink);color:#fff}
.btn:focus-visible{outline:1px solid var(--gold);outline-offset:4px}
.formnote{margin:0;font-size:14px;color:var(--gold-text);min-height:1.4em}

footer{background:var(--paper);color:var(--muted);font-size:13px;padding:0 0 48px}
footer .top{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding:40px 0;border-top:1px solid var(--rule)}
footer .disc{margin:0;font-size:12px;line-height:1.7;max-width:none;color:#8C8A84}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}header{transition:none}}
.menu-btn{all:unset;display:none;cursor:pointer;width:28px;height:28px;position:relative}
.menu-btn span{position:absolute;left:3px;right:3px;height:1px;background:currentColor;transition:transform .25s,top .25s}
.menu-btn span:nth-child(1){top:10px}.menu-btn span:nth-child(2){top:17px}
header.open .menu-btn span:nth-child(1){top:14px;transform:rotate(45deg)}
header.open .menu-btn span:nth-child(2){top:14px;transform:rotate(-45deg)}
.menu-btn:focus-visible{outline:1px solid var(--gold);outline-offset:4px}
@media (max-width:1000px){
  .lang{margin-left:auto}
  .menu-btn{display:block}
  nav{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);color:var(--ink);border-bottom:1px solid var(--rule);padding:8px clamp(20px,5vw,64px) 20px;font-size:17px}
  nav a{opacity:1;padding:14px 0;border-bottom:1px solid var(--rule)}
  nav a:last-child{border-bottom:0}
  header.open nav{display:flex}
  header.open{background:var(--paper);color:var(--ink);border-bottom-color:var(--rule)}
  .s-head,.statement,.philo,.contact{grid-template-columns:1fr;gap:20px}
  .contact form{grid-column:1}
  .pillars{grid-column:1;grid-template-columns:1fr;gap:28px;margin-top:48px}
  .row,.member{grid-template-columns:1fr;gap:12px}
  .philo dl{grid-template-columns:1fr}
  .sectors{grid-template-columns:1fr 1fr}
  .sector,.sector + .sector{padding:24px 20px 16px 0;border-left:0}
  .sector h3{min-height:0}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .hero{padding-top:150px}
  .hero-foot{grid-template-columns:1fr;margin-top:88px}
  .hero-foot div + div{padding-left:0;border-left:0;border-top:1px solid var(--rule)}
  .sectors,.steps,form{grid-template-columns:1fr}
}