/* =========================================================
   ZTG LAB — Claude Design handoff port
   Mood: biotech · Atmosphere: storm · Density: spacious
   ========================================================= */

:root{
  /* biotech mood tokens (dark default) */
  --bg:#04140F;
  --bg-2:#0B1E18;
  --bg-3:#13302A;
  --ink:#F6F6F7;
  --dim:#8FB7AB;
  --dimmer:#506B62;
  --line:rgba(143,183,171,0.14);
  --line-2:rgba(143,183,171,0.28);
  --primary:#11C19C;
  --primary-2:#3DD9B5;
  --primary-soft:rgba(17,193,156,0.14);
  --cyan:#7AE3FF;
  --lime:#C7FF4A;
  --pink:#FF9DC9;
  --card:#0B1E18;
  --card-hi:#13302A;

  /* spacious density */
  --t-section-pad:140px;
  --t-h1:clamp(48px, 7.2vw, 88px);
  --t-h2:clamp(36px, 4.8vw, 56px);
  --t-body:16px;
  --t-lh:1.65;
  --t-card-pad:36px;
  --t-metric-pad:32px;
}
html[data-theme="light"]{
  --bg:#F6F8F7;
  --bg-2:#FFFFFF;
  --bg-3:#FFFFFF;
  --ink:#04140F;
  --dim:#3A554C;
  --dimmer:#7B9991;
  --line:rgba(11,30,24,0.10);
  --line-2:rgba(11,30,24,0.18);
  --primary:#0E9D7E;
  --primary-2:#11C19C;
  --primary-soft:rgba(17,193,156,0.10);
  --cyan:#0EA89A;
  --lime:#61A82C;
  --pink:#D9277B;
  --card:#FFFFFF;
  --card-hi:#FAFBFB;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);overflow-x:hidden;max-width:100%;}
body{
  font-family:"Inter", system-ui, -apple-system, sans-serif;
  font-size:var(--t-body);line-height:var(--t-lh);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
::selection{background:var(--primary);color:#fff;}

h1,h2,h3,h4{font-family:"Satoshi","Inter",sans-serif;font-weight:700;letter-spacing:-0.02em;line-height:1.05;color:var(--ink);}
h1{font-size:var(--t-h1);}
h2{font-size:var(--t-h2);}
h3{font-size:clamp(20px, 2vw, 24px);}
p{color:var(--dim);}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}
@media (max-width:680px){ .container{padding:0 20px;} }

/* language switching — JS toggles `hidden`; CSS only ensures hidden wins
   even if some browser ignores the hidden attribute on inline elements. */
[hidden]{display:none !important;}

/* ================= NAV ================= */
nav.top{
  position:fixed;top:0;left:0;right:0;z-index:50;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  background:color-mix(in srgb, var(--bg) 65%, transparent);
  border-bottom:1px solid var(--line);
  transition:background .3s;
}
nav.top .row{
  max-width:1200px;margin:0 auto;padding:14px 32px;
  display:flex;align-items:center;gap:24px;
}
/* ====== Logo (inline SVG mark + Montserrat wordmark) ====== */
.logo{
  display:inline-flex;align-items:center;gap:.45em;
  text-decoration:none;color:var(--ink);
  font-family:"Montserrat","Inter",system-ui,sans-serif;
  letter-spacing:-0.01em;line-height:1;white-space:nowrap;flex-shrink:0;
}
.logo .logo-mark{width:1.45em;height:1.45em;flex-shrink:0;display:block;}
.logo .logo-wm{font-size:1em;font-weight:600;display:inline-flex;}
.logo .logo-wm .wm-b{font-weight:700;font-style:normal;}
.logo .logo-wm .wm-l{font-weight:300;font-style:normal;}
.logo:hover{color:var(--ink);}
.logo-sm{font-size:18px;}
.logo-md{font-size:30px;}
.logo-lg{font-size:60px;letter-spacing:-0.02em;}
@media (max-width:880px){ .logo-lg{font-size:46px;} .logo-md{font-size:26px;} }
@media (max-width:560px){ .logo-lg{font-size:36px;} .logo-md{font-size:22px;} .logo-sm{font-size:16px;} }
@media (max-width:380px){ .logo-lg{font-size:30px;} .logo-sm{font-size:15px;} }
.navlinks{display:flex;gap:6px;margin-left:24px;}
.navlinks a{padding:8px 14px;border-radius:8px;font-size:14px;color:var(--dim);transition:color .2s, background .2s;white-space:nowrap;}
.navlinks a:hover{color:var(--ink);background:var(--primary-soft);}
@media (max-width:1100px){ .navlinks{display:none;} }

.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.pill-toggle{
  display:flex;align-items:center;border:1px solid var(--line-2);border-radius:99px;
  padding:3px;font-size:12px;font-family:"JetBrains Mono",monospace;
}
.pill-toggle button{padding:5px 11px;border-radius:99px;color:var(--dim);transition:all .2s;}
.pill-toggle button.active{background:var(--ink);color:var(--bg);}
.iconbtn{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);
  display:grid;place-items:center;color:var(--dim);transition:all .2s;
}
.iconbtn:hover{color:var(--ink);border-color:var(--primary);}
.iconbtn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.7;}

.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--primary);color:#fff;
  padding:10px 18px;border-radius:99px;
  font-weight:700;font-size:14px;font-family:"Satoshi";
  transition:transform .2s, box-shadow .2s, background .2s;
  box-shadow:0 6px 18px rgba(17,193,156,0.30);
  white-space:nowrap;
}
.btn-primary:hover{transform:translateY(-1px);background:var(--primary-2);box-shadow:0 10px 24px rgba(17,193,156,0.45);}
.btn-primary svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1.2px solid var(--line-2);
  padding:10px 18px;border-radius:99px;
  font-weight:500;font-size:14px;color:var(--ink);
  background:linear-gradient(rgba(11,30,24,0.52), rgba(11,30,24,0.08), rgba(11,30,24,0.49));
  backdrop-filter:blur(8px);
  transition:border-color .2s, transform .2s;
  white-space:nowrap;
}
html[data-theme="light"] .btn-ghost{background:rgba(255,255,255,0.6);}
.btn-ghost:hover{border-color:var(--primary);transform:translateY(-1px);}

/* ================= HERO ================= */
.hero{position:relative;min-height:100vh;padding:140px 0 80px;overflow:hidden;isolation:isolate;}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:50%;
  background:linear-gradient(to bottom, transparent, var(--bg) 92%);
  pointer-events:none;z-index:1;
}
#shader-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:0.85;}
html[data-theme="light"] #shader-canvas{opacity:0.5;}
.hero .inner{position:relative;z-index:2;text-align:center;}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 14px 6px 8px;border-radius:99px;
  border:1px solid var(--line-2);
  font-family:"JetBrains Mono",monospace;font-size:12px;letter-spacing:0.06em;
  color:var(--dim);
  background:color-mix(in srgb, var(--bg) 50%, transparent);
  backdrop-filter:blur(6px);
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime);}

.hero h1{
  margin-top:24px;max-width:18ch;overflow-wrap:anywhere;hyphens:auto;
  background:linear-gradient(180deg, var(--ink) 0%, color-mix(in srgb, var(--ink) 60%, transparent) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(135deg, var(--primary-2) 0%, var(--cyan) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lede{margin-top:20px;max-width:54ch;font-size:17px;color:var(--dim);}
.hero .ctas{margin-top:32px;display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}

.metric-strip{
  margin-top:80px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:16px;overflow:hidden;
  backdrop-filter:blur(8px);
}
.metric-strip .cell{padding:var(--t-metric-pad);background:color-mix(in srgb, var(--bg) 70%, transparent);}
.metric-strip .num{
  font-family:"Satoshi";font-weight:700;font-size:36px;letter-spacing:-0.02em;
  background:linear-gradient(180deg, var(--ink), color-mix(in srgb, var(--ink) 60%, transparent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric-strip .num small{font-size:18px;color:var(--cyan);font-weight:500;-webkit-text-fill-color:var(--cyan);}
.metric-strip .lbl{font-size:13px;color:var(--dim);margin-top:4px;}
@media (max-width:780px){ .metric-strip{grid-template-columns:repeat(2,1fr);} }

/* ================= SECTIONS ================= */
section{padding:var(--t-section-pad) 0;position:relative;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px;flex-wrap:wrap;}
.section-head .left{max-width:640px;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-family:"JetBrains Mono",monospace;font-size:12px;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--primary-2);
  margin-bottom:14px;
}
.kicker::before{content:"";width:24px;height:1px;background:var(--primary-2);}
.section-head h2{margin-bottom:12px;}
.section-head p{max-width:52ch;}

/* ================= PLATFORMS ================= */
.platforms{padding:48px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.platforms .row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:32px;max-width:1200px;margin:0 auto;}
.platforms .label{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--dim);max-width:220px;}
.platforms .logos{display:flex;align-items:center;gap:36px;flex-wrap:wrap;}
.platforms .logos span{font-family:"Satoshi";font-weight:500;font-size:18px;color:var(--dim);transition:color .2s;letter-spacing:-0.01em;display:flex;align-items:center;gap:8px;}
.platforms .logos span:hover{color:var(--ink);}
.platforms .logos span::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--primary);opacity:0.6;}
.platforms .logos span:nth-child(2)::before{background:var(--cyan);}
.platforms .logos span:nth-child(3)::before{background:var(--lime);}
.platforms .logos span:nth-child(4)::before{background:var(--pink);}
.platforms .logos span:nth-child(5)::before{background:var(--primary-2);}

/* ================= CAPABILITIES ================= */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:880px){ .cap-grid{grid-template-columns:1fr;} }
.cap{
  position:relative;padding:var(--t-card-pad);
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;
  transition:transform .25s, border-color .2s;overflow:hidden;
}
.cap::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px circle at var(--x,50%) var(--y,0%), var(--primary-soft), transparent 40%);
  opacity:0;transition:opacity .3s;pointer-events:none;
}
.cap:hover{transform:translateY(-3px);border-color:var(--line-2);}
.cap:hover::before{opacity:1;}
.cap .icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-2);
  display:grid;place-items:center;margin-bottom:20px;
  border:1px solid color-mix(in srgb, var(--primary) 30%, transparent);
}
.cap .icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.6;}
.cap h3{margin-bottom:8px;}
.cap p{font-size:14.5px;}
.cap .num{position:absolute;top:24px;right:24px;font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--dimmer);}

/* ================= PROCESS ================= */
.process{background:linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 50%, var(--bg) 100%);position:relative;}
.process::before{
  content:"";position:absolute;left:50%;top:10%;width:600px;height:600px;
  transform:translateX(-50%);
  background:radial-gradient(circle, var(--primary-soft), transparent 60%);
  pointer-events:none;
}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;z-index:1;}
@media (max-width:880px){ .steps{grid-template-columns:1fr;} }
.step{padding:28px 28px 28px 28px;border-left:1px solid var(--line);position:relative;}
.step:first-child{border-left-color:var(--primary);}
.step .idx{
  font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--primary-2);
  margin-bottom:14px;display:flex;align-items:center;gap:8px;
}
.step .idx::after{content:"";flex:1;height:1px;background:var(--line);}
.step h3{font-size:20px;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.6;}
.step .dur{
  margin-top:14px;display:inline-block;
  font-family:"JetBrains Mono",monospace;font-size:11px;
  padding:3px 8px;border-radius:99px;
  background:var(--primary-soft);color:var(--primary-2);
}

/* ================= PROJECTS ================= */
.proj-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
@media (max-width:880px){ .proj-grid{grid-template-columns:1fr;} }
.proj{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--line);
  background:var(--card);
  transition:transform .3s, border-color .2s;
}
.proj:hover{transform:translateY(-4px);border-color:var(--line-2);}
.proj .visual{
  aspect-ratio: 16/9;position:relative;overflow:hidden;
  background:linear-gradient(135deg, var(--bg-3) 0%, var(--bg-2) 100%);
}
.proj .visual::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(143,183,171,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143,183,171,0.07) 1px, transparent 1px);
  background-size:32px 32px;
}
.proj-1 .visual{
  background:
    radial-gradient(circle at 30% 30%, rgba(17,193,156,0.55), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(122,227,255,0.35), transparent 50%),
    linear-gradient(135deg, #0B1E18, #04140F);
}
.proj-2 .visual{
  background:
    radial-gradient(circle at 70% 30%, rgba(199,255,74,0.40), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(17,193,156,0.40), transparent 50%),
    linear-gradient(135deg, #0B1E18, #04140F);
}
.proj-3 .visual{
  background:
    radial-gradient(circle at 50% 30%, rgba(255,157,201,0.40), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(122,227,255,0.35), transparent 50%),
    linear-gradient(135deg, #0B1E18, #04140F);
}
.proj-4 .visual{
  background:
    radial-gradient(circle at 30% 70%, rgba(199,255,74,0.35), transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(255,157,201,0.35), transparent 50%),
    linear-gradient(135deg, #0B1E18, #04140F);
}
.proj .glyph{position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,0.85);}
.proj .glyph svg{width:90px;height:90px;stroke:currentColor;fill:none;stroke-width:1.1;opacity:0.9;}
.proj .demo-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(0,0,0,0.5);opacity:0;transition:opacity 0.3s;}
.proj:hover .demo-overlay{opacity:1;}
.proj .demo-link{position:relative;padding:10px 24px;border-radius:8px;background:var(--primary);color:white;font-weight:600;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;display:inline-block;transition:background 0.2s;border:none;cursor:pointer;}
.proj .demo-link:hover{background:var(--primary-2);}
@media (max-width:768px){
  .proj .demo-overlay{opacity:1;background:rgba(0,0,0,0.65);}
  .proj .demo-link{padding:12px 28px;font-size:13px;font-weight:700;box-shadow:0 4px 12px rgba(17,193,156,0.4);}
}
.proj .body{padding:16px;}
.proj .tag{ font-size:10px; 
  display:inline-flex;align-items:center;gap:6px;
  font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:0.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:99px;
  background:var(--primary-soft);color:var(--primary-2);
  margin-bottom:12px;
}
.proj .body h3{margin-bottom:6px;font-size:18px;}
.proj .body p{font-size:13px;}
.proj .stats{margin-top:12px;display:flex;gap:24px;padding-top:18px;border-top:1px solid var(--line);flex-wrap:wrap;}
.proj .stats .s{display:flex;flex-direction:column;}
.proj .stats .v{font-family:"Satoshi";font-weight:700;font-size:16px;color:var(--ink);}
.proj .stats .k{font-size:11px;color:var(--dim);font-family:"JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:0.08em;}

/* ================= ABOUT ================= */
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
@media (max-width:880px){ .about-wrap{grid-template-columns:1fr;} }
.about-wrap p{font-size:15.5px;margin-bottom:14px;line-height:1.7;}
.about-metrics{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.about-metrics .m{padding:24px;background:var(--card);}
.about-metrics .num{
  font-family:"Satoshi";font-weight:700;font-size:32px;letter-spacing:-0.02em;
  background:linear-gradient(135deg, var(--primary-2), var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.about-metrics .lbl{font-size:13px;color:var(--dim);margin-top:4px;}

/* ================= CV ================= */
.cv-card{
  background:linear-gradient(135deg, var(--bg-2) 0%, var(--bg-3) 100%);
  border:1px solid var(--line);border-radius:20px;padding:48px;
  display:flex;justify-content:space-between;align-items:center;gap:32px;
  flex-wrap:wrap;position:relative;overflow:hidden;
}
.cv-card::before{
  content:"";position:absolute;right:-100px;top:-100px;width:300px;height:300px;
  background:radial-gradient(circle, var(--primary-soft), transparent 70%);
  pointer-events:none;
}
.cv-card .left{position:relative;z-index:1;max-width:62ch;}
.cv-card h3{font-size:26px;margin-bottom:8px;}

/* ================= CONTACT ================= */
.contact-wrap{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;}
@media (max-width:880px){ .contact-wrap{grid-template-columns:1fr;} }
.contact-meta{display:flex;flex-direction:column;gap:12px;}
.meta-card{
  padding:20px;background:var(--card);border:1px solid var(--line);border-radius:14px;
  display:flex;gap:14px;align-items:flex-start;
}
.meta-card .ic{
  width:40px;height:40px;border-radius:10px;background:var(--primary-soft);
  color:var(--primary-2);display:grid;place-items:center;flex-shrink:0;
}
.meta-card .ic svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;}
.meta-card .k{font-size:12px;color:var(--dim);font-family:"JetBrains Mono",monospace;letter-spacing:0.08em;text-transform:uppercase;margin-bottom:4px;}
.meta-card .v{font-size:15px;color:var(--ink);font-weight:500;}

form.contact{
  background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:32px;
  display:grid;gap:14px;grid-template-columns:1fr 1fr;
}
form.contact .field{display:flex;flex-direction:column;gap:6px;}
form.contact .full{grid-column:1 / -1;}
form.contact label{font-size:11px;color:var(--dim);font-family:"JetBrains Mono",monospace;letter-spacing:0.08em;text-transform:uppercase;}
form.contact input, form.contact textarea{
  background:var(--bg);border:1px solid var(--line-2);color:var(--ink);
  font:inherit;font-size:14.5px;padding:12px 14px;border-radius:10px;
  transition:border-color .2s, background .2s;
}
form.contact textarea{min-height:120px;resize:vertical;}
form.contact input:focus, form.contact textarea:focus{
  outline:none;border-color:var(--primary);background:color-mix(in srgb, var(--primary) 4%, var(--bg));
}
form.contact .submit-row{
  grid-column:1 / -1;display:flex;justify-content:space-between;align-items:center;margin-top:8px;flex-wrap:wrap;gap:12px;
}
form.contact .note{font-size:12px;color:var(--dim);}
form.contact .note.is-ok{color:var(--lime);}

/* ================= FOOTER ================= */
footer{border-top:1px solid var(--line);padding:48px 0 32px;background:var(--bg-2);}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px;}
@media (max-width:880px){ .foot-grid{grid-template-columns:1fr 1fr;} }
.foot-grid h4{font-family:"Inter";font-weight:600;font-size:13px;margin-bottom:14px;color:var(--ink);}
.foot-grid a{display:block;font-size:14px;color:var(--dim);padding:4px 0;transition:color .2s;}
.foot-grid a:hover{color:var(--primary-2);}
.foot-grid .blurb{font-size:14px;color:var(--dim);margin-top:14px;max-width:36ch;}
.foot-bot{
  border-top:1px solid var(--line);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.foot-bot .copy{font-size:13px;color:var(--dimmer);font-family:"JetBrains Mono",monospace;}

/* fade in on scroll */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s ease, transform .8s ease;}
.reveal.in{opacity:1;transform:none;}

/* compact nav on small screens */
@media (max-width:880px){
  nav.top .row{padding:10px 16px;gap:10px;}
  .nav-right{gap:6px;}
  .btn-primary{padding:9px 12px;}
  .btn-primary .label-text{display:none;}
  .btn-primary svg{width:16px;height:16px;}
  .logo{font-size:15px;}
}
@media (max-width:560px){
  nav.top .row{padding:9px 12px;gap:8px;}
  .pill-toggle button{padding:5px 8px;font-size:11px;}
  .iconbtn{width:32px;height:32px;}
  .logo .mark{width:24px;height:24px;border-radius:6px;font-size:12px;}
  .logo .mark::before{inset:5px;}
  .logo .mark::after{top:5px;bottom:5px;}
}

/* ================= MOBILE COMPACT (≤640px) ================= */
@media (max-width:640px){
  :root{
    --t-section-pad:72px;
    --t-h1:clamp(34px, 9vw, 48px);
    --t-h2:clamp(26px, 6vw, 34px);
    --t-card-pad:24px;
    --t-metric-pad:18px;
  }
  /* hero */
  .hero{min-height:auto;padding:96px 0 56px;}
  .hero .lede{font-size:15.5px;margin-top:16px;}
  .hero .ctas{margin-top:24px;gap:10px;}
  .hero .ctas .btn-primary,
  .hero .ctas .btn-ghost{padding:11px 16px;font-size:13.5px;}
  .metric-strip{margin-top:48px;grid-template-columns:repeat(2,1fr);}
  .metric-strip .num{font-size:26px;}
  .metric-strip .num small{font-size:14px;}
  .metric-strip .lbl{font-size:12px;}

  /* nav-right CTA: keep icon-only already from 880px rule */
  nav.top .row{flex-wrap:nowrap;}
  .nav-right{flex-shrink:0;}
  .logo{font-size:14px;}
  .logo .mark{width:24px;height:24px;}

  /* platforms strip wraps cleanly */
  .platforms{padding:32px 0;}
  .platforms .row{gap:18px;}
  .platforms .logos{gap:18px;}
  .platforms .logos span{font-size:15px;}

  /* sections */
  section{padding:var(--t-section-pad) 0;}
  .section-head{margin-bottom:32px;gap:14px;}

  /* steps */
  .step{padding:22px;}
  .step h3{font-size:18px;}

  /* projects */
  .proj .body{padding:20px;}
  .proj .glyph svg{width:88px;height:88px;}
  .proj .stats{gap:16px;}

  /* about */
  .about-wrap{gap:32px;}
  .about-metrics .num{font-size:26px;}

  /* CV card */
  .cv-card{padding:24px;border-radius:16px;gap:20px;}
  .cv-card h3{font-size:22px;}

  /* contact */
  .contact-wrap{gap:24px;}
  form.contact{grid-template-columns:1fr;padding:20px;border-radius:14px;}
  form.contact .full{grid-column:auto;}
  form.contact .submit-row{flex-direction:column-reverse;align-items:stretch;}
  form.contact .submit-row .btn-primary{justify-content:center;}
  form.contact input,form.contact textarea{font-size:15px;}

  /* footer */
  .foot-grid{grid-template-columns:1fr;gap:20px;}
  .foot-bot{flex-direction:column;align-items:flex-start;}
}

@media (max-width:380px){
  /* extra-narrow phones (e.g., iPhone SE 320px) */
  .container{padding:0 14px;}
  nav.top .row{padding:8px 12px;gap:6px;}
  .nav-right{gap:5px;}
  :root{--t-h1:clamp(30px, 9.5vw, 44px);}
  .metric-strip .num{font-size:22px;}
}


/* ================= ADMIN LEGACY ================= */
.admin-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.admin-tabs button{width:auto;padding:8px 14px;}
table{width:100%;border-collapse:collapse;margin-top:10px;}
th,td{border:1px solid var(--line);padding:6px;vertical-align:top;}
.kpi{display:grid;grid-template-columns:repeat(4, minmax(130px, 1fr));gap:10px;}
.kpi .card{text-align:center;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;}
.bar{display:flex;align-items:center;gap:8px;margin:6px 0;}
.bar span{width:120px;display:inline-block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.bar i{display:inline-block;height:12px;background:var(--primary);border-radius:4px;}
.muted{color:var(--dim);font-size:12px;}


/* hero logo: own line, close to the tagline below */
.hero-logo{display:flex;margin-bottom:14px;justify-content:center;}
@media (max-width:560px){ .hero-logo{margin-bottom:10px;} }

/* tagline: drop the pill chrome inside hero, bold the Z/T/G initials, Montserrat for visual link */
.hero .tagline{
  padding:0;border:0;background:none;backdrop-filter:none;
  font-family:"Montserrat","Inter",sans-serif;
  font-size:15px;letter-spacing:0.01em;text-transform:none;
  color:var(--dim);font-weight:500;
  margin-left:.1em;
}
.hero .tagline .dot{width:7px;height:7px;}
.hero .tagline .tag-text .b{
  color:var(--ink);font-weight:700;
}
@media (max-width:560px){ .hero .tagline{font-size:13.5px;} }

/* 3D STEP model viewer */
.proj .visual.has-3d{
  background: linear-gradient(135deg, var(--bg-3) 0%, var(--bg-2) 100%) !important;
}
.proj .visual.has-3d .glyph{
  display: none;
}