:root{
  --bg:#0b0f14;
  --panel:#11171f;
  --panel-2:#151d27;
  --ink:#f2f5f7;
  --muted:#98a4b1;
  --dim:#65717d;
  --line:#25303c;
  --accent:#83d7b4;
  --accent-2:#8ab4ff;
  --warm:#e7bc78;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Segoe UI",Arial,"Helvetica Neue",sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
.site-wrap{width:min(calc(100% - 48px),var(--max));margin:0 auto}
.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(11,15,20,.92);backdrop-filter:blur(14px);z-index:10}
.logo{font-weight:800;font-size:21px;letter-spacing:-.04em;text-decoration:none}.logo span{color:var(--accent)}
.topbar-right{display:flex;align-items:center;gap:28px}.availability{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.availability i{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px rgba(131,215,180,.08)}
nav{display:flex;gap:22px}nav a{text-decoration:none;color:var(--muted);font-size:13px}nav a:hover{color:var(--ink)}
.hero{padding:88px 0 94px}.hero-kicker{font-size:11px;letter-spacing:.15em;color:var(--accent);font-weight:750;margin-bottom:24px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(320px,.75fr);gap:72px;align-items:end}
.hero h1{margin:0;font-size:clamp(54px,6.4vw,86px);line-height:.98;letter-spacing:-.055em;font-weight:720}.hero h1 span{color:var(--muted)}
.hero-aside{padding-bottom:8px}.hero-aside p{margin:0 0 16px;color:#c7d0d8;font-size:17px}.hero-aside p+ p{color:var(--muted)}.hero-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px}.hero-links a{font-size:13px;font-weight:700;text-decoration:none;color:var(--accent)}
.module{border-top:1px solid var(--line);padding:28px 0 72px}.module-head{display:grid;grid-template-columns:48px 1fr auto;gap:14px;align-items:center;margin-bottom:30px}.module-head>span:first-child{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--accent);font-size:11px}.module-head h2{font-size:15px;text-transform:uppercase;letter-spacing:.09em;margin:0}.module-tag{font-size:10px;letter-spacing:.12em;color:var(--dim);font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.about-grid{display:grid;grid-template-columns:minmax(300px,.85fr) minmax(0,1.25fr);gap:56px}.quote-block{border-left:2px solid var(--accent);padding-left:22px}.quote-block p{font-size:clamp(25px,2.5vw,34px);line-height:1.3;letter-spacing:-.025em;margin:0;color:#e7edf2}.body-copy{max-width:700px}.body-copy p{color:var(--muted);margin:0 0 18px;font-size:16px}
.projects-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.project-panel{background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:14px;padding:26px;min-height:100%;display:flex;flex-direction:column}.project-topline{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:28px}.project-code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--dim);font-size:10px;letter-spacing:.1em}.pill{font-size:10px;border:1px solid var(--line);border-radius:999px;padding:4px 8px;color:var(--muted)}.pill.active{color:var(--accent);border-color:rgba(131,215,180,.28)}.pill.experiment{color:var(--warm);border-color:rgba(231,188,120,.28)}
.project-panel h3{font-size:clamp(29px,3vw,42px);line-height:1.05;letter-spacing:-.04em;margin:0 0 14px}.project-intro{font-size:17px;line-height:1.45;color:#dce3e8;margin:0 0 24px}.project-copy p{color:var(--muted);margin:0 0 13px}.panel-link{margin-top:auto;padding-top:18px;text-decoration:none;color:var(--accent);font-weight:700;font-size:13px}
.principles-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.principle-card{border:1px solid var(--line);border-radius:12px;padding:20px;background:rgba(255,255,255,.015)}.principle-card>span{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--accent);font-size:10px}.principle-card h3{font-size:19px;letter-spacing:-.02em;margin:18px 0 8px}.principle-card p{color:var(--muted);font-size:14px;margin:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px}.contact-lead{font-size:clamp(28px,3vw,40px);line-height:1.15;letter-spacing:-.035em;margin:0 0 16px}.contact-note{color:var(--muted);max-width:520px;margin:0}.contact-list{border-top:1px solid var(--line)}.contact-list a{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none}.contact-list a span{color:var(--dim);font-size:12px}.contact-list a strong{font-size:17px;font-weight:650}.contact-list a:hover strong{color:var(--accent)}
footer{min-height:82px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto auto;gap:28px;align-items:center;color:var(--dim);font-size:11px}footer a{text-decoration:none;color:var(--muted)}.footer-note{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.05em}
@media(max-width:960px){.hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}.hero-grid{gap:36px}.hero-aside{max-width:720px}.projects-grid{grid-template-columns:1fr}.principles-grid{grid-template-columns:1fr 1fr}.module{padding-bottom:58px}}
@media(max-width:680px){.site-wrap{width:calc(100% - 28px)}.topbar{height:64px}.availability{display:none}nav{gap:14px}nav a{font-size:12px}.hero{padding:58px 0 64px}.hero h1{font-size:48px}.hero-aside p{font-size:16px}.module-head{grid-template-columns:36px 1fr}.module-tag{display:none}.principles-grid{grid-template-columns:1fr}.project-panel{padding:20px}.contact-list a{grid-template-columns:1fr;gap:4px}footer{grid-template-columns:1fr auto;padding:22px 0}.footer-note{display:none}}
@media(max-width:440px){nav a:nth-child(2){display:none}.hero h1{font-size:42px}.project-panel h3{font-size:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.contact-row{display:grid;grid-template-columns:110px minmax(0,1fr) auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-row>span{color:var(--dim);font-size:12px}.contact-row>a{text-decoration:none;min-width:0}.contact-row strong{font-size:17px;font-weight:650;word-break:break-word}.contact-row>a:hover strong{color:var(--accent)}
.copy-btn{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:8px;padding:7px 10px;font:600 11px/1 "Segoe UI",Arial,sans-serif;cursor:pointer;transition:.18s ease;min-width:68px}.copy-btn:hover{border-color:#3a4959;color:var(--ink);background:rgba(255,255,255,.025)}.copy-btn.copied{color:var(--accent);border-color:rgba(131,215,180,.35);background:rgba(131,215,180,.06)}
@media(max-width:680px){.contact-row{grid-template-columns:1fr auto;gap:5px 12px}.contact-row>span{grid-column:1/-1}.copy-btn{grid-column:2;grid-row:2}.contact-row>a{grid-column:1;grid-row:2}}
/* Contact rows: one line per channel */
.contact-list .contact-row>a{display:block;grid-template-columns:none;gap:0;padding:0;border-bottom:0;text-decoration:none;min-width:0}
.contact-list .contact-row>a strong{display:block;font-size:17px;font-weight:650;white-space:nowrap}
.contact-row{grid-template-columns:92px minmax(0,1fr) auto;gap:16px;align-items:center}
@media(max-width:680px){.contact-row{grid-template-columns:78px minmax(0,1fr) auto;gap:10px}.contact-row>span,.contact-row>a,.copy-btn{grid-column:auto;grid-row:auto}.contact-list .contact-row>a strong{font-size:15px}.copy-btn{min-width:58px;padding:7px 8px}}
@media(max-width:430px){.contact-row{grid-template-columns:68px minmax(0,1fr) auto;gap:8px}.contact-list .contact-row>a strong{font-size:14px}}

/* Header identity */
.brand-block{display:flex;align-items:center;gap:18px;min-width:0}.identity-line{font-size:10px;letter-spacing:.14em;color:var(--accent);font-weight:750;white-space:nowrap}.hero{padding-top:68px}
@media(max-width:760px){.brand-block{gap:10px}.identity-line{font-size:9px;letter-spacing:.09em}.topbar-right .availability{display:none}}
@media(max-width:560px){.identity-line{display:none}.hero{padding-top:48px}}
/* v5: cross-browser contact row lock */
.contact-list .contact-row{display:grid !important;grid-template-columns:92px minmax(0,1fr) 72px !important;column-gap:16px !important;align-items:center !important;padding:18px 0 !important;border-bottom:1px solid var(--line) !important}
.contact-list .contact-row>span{grid-column:1 !important;grid-row:1 !important;margin:0 !important;padding:0 !important}
.contact-list .contact-row>a{display:block !important;grid-column:2 !important;grid-row:1 !important;margin:0 !important;padding:0 !important;border:0 !important;min-width:0 !important}
.contact-list .contact-row>a strong{display:block !important;white-space:nowrap !important;margin:0 !important;padding:0 !important}
.contact-list .contact-row>.copy-btn{display:inline-block !important;grid-column:3 !important;grid-row:1 !important;margin:0 !important;justify-self:end !important;width:68px !important;min-width:68px !important}
@media(max-width:680px){.contact-list .contact-row{grid-template-columns:76px minmax(0,1fr) 60px !important;column-gap:9px !important}.contact-list .contact-row>.copy-btn{width:60px !important;min-width:60px !important}}
/* Align identity text to the visual bottom/baseline of NQT/ */
.brand-block{align-items:baseline !important}
.logo{line-height:1 !important;display:inline-block !important}
.identity-line{line-height:1 !important;display:inline-block !important;transform:translateY(1px)}

/* Multilingual selector v7 */
.language-menu{position:relative;font-size:11px;color:var(--muted)}.language-menu summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:7px;padding:5px 8px;min-width:38px;text-align:center;font-weight:700}.language-menu summary::-webkit-details-marker{display:none}.language-menu[open] summary{color:var(--accent);border-color:rgba(131,215,180,.35)}.language-popover{position:absolute;right:0;top:calc(100% + 8px);z-index:30;min-width:116px;padding:6px;background:#11171f;border:1px solid var(--line);border-radius:9px;box-shadow:0 16px 36px rgba(0,0,0,.35)}.language-popover a{display:block;padding:7px 9px;border-radius:6px;text-decoration:none;color:var(--muted);white-space:nowrap}.language-popover a:hover{background:var(--panel-2);color:var(--ink)}.language-popover a.active{color:var(--accent);font-weight:700}.topbar-right{gap:18px}@media(max-width:900px){.topbar-right nav{display:none}}@media(max-width:560px){.language-menu summary{padding:5px 7px}}
/* v8: slightly smaller hero type to reduce awkward wrapping */
.hero h1{font-size:clamp(50px,5.8vw,78px);line-height:1.01;letter-spacing:-.045em}
html[lang="zh-Hans"] .hero h1,html[lang="ja"] .hero h1,html[lang="ko"] .hero h1{font-size:clamp(46px,5.2vw,70px);line-height:1.08;letter-spacing:-.025em}
@media(max-width:680px){.hero h1{font-size:44px}.hero h1 br{display:block}html[lang="zh-Hans"] .hero h1,html[lang="ja"] .hero h1,html[lang="ko"] .hero h1{font-size:40px;line-height:1.1}}
@media(max-width:440px){.hero h1{font-size:38px}html[lang="zh-Hans"] .hero h1,html[lang="ja"] .hero h1,html[lang="ko"] .hero h1{font-size:35px}}
/* v9: responsive hardening for tablets and narrow phones */
img,svg,video{max-width:100%;height:auto}
.body-copy,.project-copy,.project-intro,.contact-note,.hero-aside{overflow-wrap:anywhere}
@media(max-width:960px){
  .hero-grid,.about-grid,.contact-grid{min-width:0}
  .hero{padding-bottom:72px}
  .contact-grid{gap:32px}
}
@media(max-width:680px){
  .site-wrap{width:calc(100% - 28px)}
  .module{padding-top:24px;padding-bottom:52px}
  .hero{padding-top:46px;padding-bottom:58px}
  .project-panel{min-width:0}
  .language-popover{max-height:70vh;overflow:auto}
}
@media(max-width:420px){
  .site-wrap{width:calc(100% - 24px)}
  .contact-list .contact-row{grid-template-columns:52px minmax(0,1fr) 54px !important;column-gap:6px !important;padding:15px 0 !important}
  .contact-list .contact-row>span{font-size:10px !important;line-height:1.25}
  .contact-list .contact-row>a strong{font-size:13px !important;letter-spacing:-.01em}
  .contact-list .contact-row>.copy-btn{width:54px !important;min-width:54px !important;padding:7px 5px !important;font-size:10px}
}
@media(max-width:340px){
  .site-wrap{width:calc(100% - 20px)}
  .contact-list .contact-row{grid-template-columns:46px minmax(0,1fr) 50px !important;column-gap:5px !important}
  .contact-list .contact-row>a strong{font-size:12px !important}
  .contact-list .contact-row>.copy-btn{width:50px !important;min-width:50px !important}
}