/* ============================================================
   MeyLing Technologies — shared design system
   ============================================================ */

:root{
  --bg: #FFFFFF;
  --bg-raised: #F5F8FC;
  --bg-raised-2: #EAF0F9;
  --navy: #0B2545;
  --navy-2: #123061;
  --line: rgba(15,23,42,0.09);
  --line-strong: rgba(15,23,42,0.16);
  --text: #0F172A;
  --text-dim: #47536B;
  --text-faint: #7C8AA0;
  --cyan: #0284C7;
  --indigo: #4338CA;
  --amber: #B45309;
  --on-grad: #FFFFFF;
  --grad: linear-gradient(100deg, #0EA5E9, #4F46E5);
  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 22px;
  --disp: 'Outfit', sans-serif;
  --body: 'Inter', sans-serif;
  --maxw: 1240px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:var(--disp);
  font-weight:600;
  line-height:1.14;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{margin:0 0 1em;color:var(--text-dim);max-width:62ch;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
section{position:relative;padding:84px 0;}
@media(max-width:760px){section{padding:56px 0;}}

/* faint dot-grid backdrop */
.grid-field{
  position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(15,23,42,0.14) 1px, transparent 1px);
  background-size:28px 28px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 0%, black 40%, transparent 85%);
}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--body);font-size:13px;font-weight:500;
  color:var(--cyan);
  padding:6px 14px 6px 10px;
  border:1px solid rgba(14,165,233,0.35);
  border-radius:999px;
  background:rgba(14,165,233,0.07);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--grad);flex:none;}
.eyebrow.amber{color:var(--amber);border-color:rgba(180,83,9,0.35);background:rgba(180,83,9,0.08);}
.eyebrow.amber .dot{background:linear-gradient(100deg,#B45309,#EA580C);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--body);font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:12px;border:1px solid transparent;
  cursor:pointer;transition:transform .2s cubic-bezier(.2,.7,.3,1), box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;position:relative;overflow:hidden;
}
.btn:active{ transform:translateY(0) scale(0.97); }
.btn-primary{ background:var(--grad); background-size:160% 160%; background-position:0% 50%; color:var(--on-grad); box-shadow:0 4px 14px -4px rgba(37,58,150,0.4); }
.btn-primary::before{
  content:""; position:absolute; inset:0; border-radius:inherit;
  background:linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.35) 48%, transparent 66%);
  transform:translateX(-120%); transition:transform .55s ease;
}
.btn-primary:hover{ box-shadow:0 14px 32px -8px rgba(37,58,150,0.5); transform:translateY(-2px); background-position:100% 50%; }
.btn-primary:hover::before{ transform:translateX(120%); }
.btn-primary:focus-visible, .btn-ghost:focus-visible{ outline:2px solid var(--cyan); outline-offset:2px; }
.btn-ghost{ background:#FFFFFF; border-color:var(--line-strong); color:var(--text); }
.btn-ghost:hover{ border-color:rgba(37,99,235,0.5); background:rgba(37,99,235,0.06); transform:translateY(-2px); box-shadow:0 10px 24px -14px rgba(15,23,42,0.35); }
.btn-block{width:100%;}
.btn:disabled{ cursor:not-allowed; opacity:0.72; transform:none !important; }

/* ============ Nav ============ */
header.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(255,255,255,0.82);
  backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(15,23,42,0.03);
}
.nav-row{
  max-width:var(--maxw); margin:0 auto; padding:0 28px;
  height:74px; display:flex; align-items:center; justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--disp); font-weight:700; font-size:19px; color:var(--text); }
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#FFFFFF;font-size:15px;font-weight:800;flex:none;
}
.brand-mark-img{
  width:32px;height:32px;flex:none;display:block;
}
nav.links{display:flex;align-items:center;gap:32px;}
nav.links a{ font-size:14.5px; color:var(--text-dim); font-weight:500; transition:color .15s ease; position:relative; }
nav.links a:hover, nav.links a.active{ color:var(--text); }
nav.links a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-22px; height:2px; background:var(--grad); border-radius:2px;
}
.nav-cta{display:flex;align-items:center;gap:14px;}
.burger{display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:6px;}
@media(max-width:980px){
  nav.links{
    position:fixed; top:74px; left:0; right:0; bottom:0;
    background:#FFFFFF; flex-direction:column; align-items:flex-start;
    padding:32px 28px; gap:26px; transform:translateX(100%);
    transition:transform .25s ease; overflow-y:auto;
  }
  nav.links.open{transform:translateX(0);}
  nav.links a{font-size:20px;}
  .nav-cta .btn-ghost{display:none;}
  .burger{display:block;}
}

/* ============ Page hero (inner pages) ============ */
.page-hero{padding:144px 0 56px;}
.page-hero .eyebrow{margin-bottom:20px;}
.page-hero h1{font-size:clamp(2.1rem,4vw,3.1rem);max-width:16ch;}
.page-hero .crumb{font-size:14px;color:var(--text-faint);margin-top:14px;}
.page-hero .crumb a{color:var(--text-dim);}
.page-hero .crumb a:hover{color:var(--cyan);}
.page-hero p.lead{font-size:17px;max-width:56ch;margin-top:18px;}

/* ============ Hero (home) ============ */
.hero{padding:150px 0 72px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
@media(max-width:920px){ .hero-grid{grid-template-columns:1fr;} .hero{padding:128px 0 48px;} }
.hero h1{ font-size:clamp(2.4rem, 4.6vw, 3.7rem); margin:22px 0 20px; color:var(--text); }
.hero h1 .grad{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p.lead{font-size:18px;color:var(--text-dim);max-width:52ch;margin-bottom:34px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:52px;}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:28px;}
.hero-stats div{display:flex;flex-direction:column;gap:2px;}
.hero-stats strong{font-family:var(--disp);font-size:26px;color:var(--text);}
.hero-stats span{font-size:13px;color:var(--text-faint);}

.hero-art{
  position:relative; border-radius:var(--radius-l); border:1px solid var(--line);
  padding:28px;
  background:
    radial-gradient(circle at 22% 18%, rgba(14,165,233,0.16), transparent 55%),
    radial-gradient(circle at 80% 82%, rgba(79,70,229,0.16), transparent 55%),
    linear-gradient(160deg, #FFFFFF, var(--bg-raised));
  box-shadow:0 30px 60px -32px rgba(15,23,42,0.22);
}
.hero-art svg{width:100%;height:auto;overflow:visible;}
@media(max-width:920px){ .hero-art{padding:20px;} }

/* ============ Alternating section tint (visual rhythm) ============ */
.section-tint{ background:var(--bg-raised); }
.flow-line{stroke-dasharray:6 8;animation:dash 14s linear infinite;}
@keyframes dash{to{stroke-dashoffset:-280;}}
.node-pulse{animation:pulse 2.8s ease-in-out infinite;}
.node-pulse.d1{animation-delay:.3s;} .node-pulse.d2{animation-delay:.9s;} .node-pulse.d3{animation-delay:1.5s;} .node-pulse.d4{animation-delay:2.1s;}
@keyframes pulse{ 0%,100%{opacity:.55; r:4;} 50%{opacity:1; r:6;} }
@media (prefers-reduced-motion: reduce){ .flow-line{animation:none;} .node-pulse{animation:none;} }

/* ============ Section headers ============ */
.sec-head{max-width:640px;margin-bottom:40px;}
.sec-head .eyebrow{margin-bottom:18px;}
.sec-head h2{font-size:clamp(1.7rem,3vw,2.4rem);}
.sec-head p{font-size:16.5px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head.center .eyebrow{display:inline-flex;}
.sec-head.center p{margin-left:auto;margin-right:auto;}

/* ============ Bento grid (reused: solutions, service groups) ============ */
.bento{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:200px;
  gap:20px;
}
.bcard{
  position:relative; grid-column:span 2; grid-row:span 1;
  background:linear-gradient(160deg, #FFFFFF, var(--bg-raised));
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:30px;
  display:flex; flex-direction:column; justify-content:flex-end;
  overflow:hidden;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  box-shadow:0 1px 3px rgba(15,23,42,0.04);
}
.bcard:hover{ transform:translateY(-4px); box-shadow:0 20px 40px -20px rgba(15,23,42,0.18); border-color:rgba(14,165,233,0.45);}
.bcard.feature{ grid-column:span 4; grid-row:span 2; }
.bcard .bicon{
  width:44px;height:44px;border-radius:11px;
  background:rgba(14,165,233,0.1); border:1px solid rgba(14,165,233,0.25);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;flex:none;
}
.bcard.feature .bicon{width:52px;height:52px;}
.bcard h3{font-size:19px;margin-bottom:8px;color:var(--text);}
.bcard.feature h3{font-size:26px;}
.bcard p{font-size:14.5px;margin-bottom:0;color:var(--text-dim);}
.bcard.feature p{font-size:16px;max-width:46ch;}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}
.tag-row span{font-size:12px;color:var(--text-faint);border:1px solid var(--line-strong);padding:4px 10px;border-radius:999px;}

@media(max-width:920px){
  .bento{grid-template-columns:repeat(2,1fr);grid-auto-rows:auto;}
  .bcard{grid-column:span 2;min-height:190px;}
  .bcard.feature{grid-column:span 2;}
}
@media(max-width:560px){
  .bento{grid-template-columns:1fr;}
  .bcard, .bcard.feature{grid-column:span 1;}
}

/* ============ Simple 3-col card grid (services detail, portfolio) ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:920px){.card-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.card-grid{grid-template-columns:1fr;}}
.plain-card{
  border:1px solid var(--line);border-radius:var(--radius-m);
  background:#FFFFFF;padding:28px;
  box-shadow:0 1px 3px rgba(15,23,42,0.04);
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.plain-card:hover{transform:translateY(-3px);border-color:rgba(14,165,233,0.35);box-shadow:0 16px 32px -20px rgba(15,23,42,0.22);}
.plain-card .bicon{
  width:42px;height:42px;border-radius:10px;
  background:rgba(14,165,233,0.1); border:1px solid rgba(14,165,233,0.25);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.plain-card h3{font-size:17px;margin-bottom:8px;color:var(--text);}
.plain-card p{font-size:14px;margin-bottom:0;}
.plain-card .stack-line{margin-top:14px;font-size:12.5px;color:var(--text-faint);}
.plain-card .stack-line b{color:var(--text-dim);font-weight:600;}

/* ============ Stack badges (open-source / paid-optional) ============ */
.stack-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.stack-badge{
  font-size:11.5px;font-weight:600;padding:4px 10px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--text-dim);
}
.stack-badge.os{color:#7DD3A8;border-color:rgba(125,211,168,0.4);background:rgba(125,211,168,0.08);}
.stack-badge.paid{color:var(--amber);border-color:rgba(180,83,9,0.4);background:rgba(180,83,9,0.08);}

/* ============ Tier / model panel (SOC & AIOps stack explainer) ============ */
.tier-panel{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(160deg, #FFFFFF, var(--bg-raised));
  box-shadow:0 1px 3px rgba(15,23,42,0.04);
  padding:40px;
}
.tier-row{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line);align-items:start;}
.tier-row:last-child{border-bottom:none;}
@media(max-width:700px){.tier-row{grid-template-columns:1fr;gap:8px;}}
.tier-row .tier-label{font-family:var(--disp);font-size:16px;color:var(--text);}
.tier-row .tier-label span{display:block;font-family:var(--body);font-size:12.5px;color:var(--text-faint);margin-top:4px;font-weight:500;}

/* ============ ROI Calculator ============ */
.calc-panel{
  display:grid; grid-template-columns:1fr 1fr; gap:0;
  border:1px solid var(--line); border-radius:var(--radius-l);
  background:#FFFFFF;
  box-shadow:0 20px 48px -28px rgba(15,23,42,0.22);
  overflow:hidden;
}
@media(max-width:840px){ .calc-panel{grid-template-columns:1fr;} }
.calc-inputs{padding:46px;border-right:1px solid var(--line);}
@media(max-width:840px){ .calc-inputs{border-right:none;border-bottom:1px solid var(--line);} }
.calc-results{padding:46px;display:flex;flex-direction:column;justify-content:center;gap:26px;}

.field{margin-bottom:34px;}
.field:last-child{margin-bottom:0;}
.field-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;}
.field-top label{font-size:14.5px;color:var(--text-dim);font-weight:500;}
.field-top output{font-family:var(--disp);font-size:20px;color:var(--text);}
input[type=range]{
  -webkit-appearance:none; appearance:none; width:100%; height:4px;
  border-radius:3px; background:var(--line-strong); outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; width:18px;height:18px;border-radius:50%;
  background:var(--grad); cursor:pointer; border:3px solid #FFFFFF;
  box-shadow:0 0 0 1px rgba(14,165,233,0.5);
}
input[type=range]::-moz-range-thumb{
  width:18px;height:18px;border-radius:50%; background:var(--grad); cursor:pointer;
  border:3px solid #FFFFFF; box-shadow:0 0 0 1px rgba(14,165,233,0.5);
}

.result-row{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid var(--line);}
.result-row:last-of-type{border-bottom:none;}
.result-row span.label{font-size:14px;color:var(--text-dim);}
.result-row span.val{font-family:var(--disp);font-size:24px;color:var(--text);}
.result-row span.val.accent{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.calc-note{font-size:12.5px;color:var(--text-faint);margin-top:8px;}

/* ============ Capability strip ============ */
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;}
.strip > div{background:var(--bg-raised);padding:32px 26px;}
.strip h4{font-size:15.5px;color:var(--text);margin-bottom:6px;}
.strip p{font-size:13.5px;margin-bottom:0;}
@media(max-width:760px){.strip{grid-template-columns:1fr 1fr;} }
@media(max-width:480px){.strip{grid-template-columns:1fr;} }

/* ============ Testimonials masonry ============ */
.masonry{columns:2 320px;column-gap:20px;}
@media(max-width:760px){.masonry{columns:1;}}
.tcard{
  break-inside:avoid; margin-bottom:20px; padding:28px;
  border:1px solid var(--line); border-radius:var(--radius-m);
  background:var(--bg-raised);
}
.tcard p.quote{font-size:14.5px;color:var(--text-dim);margin-bottom:20px;}
.tperson{display:flex;align-items:center;gap:12px;}
.tavatar{
  width:40px;height:40px;border-radius:50%;flex:none;
  background:var(--grad); display:flex;align-items:center;justify-content:center;
  font-family:var(--disp);font-weight:700;color:#FFFFFF;font-size:15px;
  overflow:hidden;
}
.tavatar img{width:100%;height:100%;object-fit:cover;}
.tperson strong{display:block;font-size:14px;color:var(--text);}
.tperson span{font-size:12.5px;color:var(--text-faint);}

/* ============ About split (image + text) ============ */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
@media(max-width:860px){.about-split{grid-template-columns:1fr;gap:36px;}}
.about-split figure, .art-panel{
  aspect-ratio:4/3;border-radius:var(--radius-l);border:1px solid var(--line);
  background:
    radial-gradient(circle at 30% 20%, rgba(14,165,233,0.18), transparent 55%),
    radial-gradient(circle at 75% 75%, rgba(79,70,229,0.16), transparent 55%),
    var(--bg-raised);
  position:relative; overflow:hidden;
}

/* ============ Photo panels (real photography inside placeholder boxes) ============ */
.pf-thumb img, .detail-media img, .about-split figure img, .art-panel img, .photo-frame img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.pf-thumb.has-photo{ padding:0; align-items:flex-end; }
.pf-thumb.has-photo::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(0deg, rgba(11,37,69,0.6), rgba(11,37,69,0) 55%);
}
.pf-thumb.has-photo span.pf-tag{ position:relative; z-index:1; color:#fff; border-color:rgba(255,255,255,0.55); background:rgba(11,37,69,0.4); backdrop-filter:blur(4px); }
.about-split figure .photo-badge{
  position:absolute; left:18px; bottom:18px; z-index:1;
  background:rgba(255,255,255,0.92); backdrop-filter:blur(6px);
  border:1px solid var(--line-strong); border-radius:var(--radius-m);
  padding:12px 18px; box-shadow:0 10px 30px -12px rgba(15,23,42,0.28);
}
.about-split figure .photo-badge .pb-num{font-family:var(--disp);font-weight:700;font-size:22px;color:var(--navy);line-height:1;}
.about-split figure .photo-badge .pb-label{font-size:11.5px;color:var(--text-faint);margin-top:2px;}
.photo-frame{
  border-radius:var(--radius-m); overflow:hidden; border:1px solid var(--line);
  aspect-ratio:4/3; position:relative;
  box-shadow:0 20px 40px -24px rgba(15,23,42,0.28);
}
.photo-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px;}
@media(max-width:860px){.photo-strip{grid-template-columns:repeat(2,1fr);}}
.photo-strip .photo-frame{aspect-ratio:1/1;}

/* ============ Scroll-triggered reveal ============ */
.has-scroll-reveal .reveal-scroll,
.has-scroll-reveal .bcard,
.has-scroll-reveal .plain-card,
.has-scroll-reveal .value-item,
.has-scroll-reveal .tcard,
.has-scroll-reveal .pf-card,
.has-scroll-reveal .tl-item,
.has-scroll-reveal .photo-frame,
.has-scroll-reveal .stat-tile{
  opacity:0; transform:translateY(26px);
  transition:opacity .65s cubic-bezier(.22,.7,.3,1), transform .65s cubic-bezier(.22,.7,.3,1);
  will-change:opacity, transform;
}
.has-scroll-reveal .in-view{ opacity:1 !important; transform:translateY(0) !important; }
@media(prefers-reduced-motion: reduce){
  .has-scroll-reveal .reveal-scroll, .has-scroll-reveal .bcard, .has-scroll-reveal .plain-card,
  .has-scroll-reveal .value-item, .has-scroll-reveal .tcard, .has-scroll-reveal .pf-card,
  .has-scroll-reveal .tl-item, .has-scroll-reveal .photo-frame, .has-scroll-reveal .stat-tile{
    opacity:1; transform:none; transition:none;
  }
}

/* ============ Timeline (about page) ============ */
.timeline{border-left:1px solid var(--line-strong);padding-left:34px;display:flex;flex-direction:column;gap:44px;}
.tl-item{position:relative;}
.tl-item::before{
  content:"";position:absolute;left:-40.5px;top:4px;width:12px;height:12px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 4px rgba(14,165,233,0.12);
}
.tl-item .tl-year{font-family:var(--disp);font-size:14px;color:var(--cyan);margin-bottom:6px;display:block;}
.tl-item h3{font-size:19px;margin-bottom:8px;}
.tl-item p{font-size:14.5px;}

/* ============ Values grid (about) ============ */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:860px){.value-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:560px){.value-grid{grid-template-columns:1fr;}}
.value-item{border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;background:#FFFFFF;box-shadow:0 1px 3px rgba(15,23,42,0.04);}
.value-item .vnum{font-family:var(--disp);font-size:13px;color:var(--text-faint);margin-bottom:10px;}
.value-item h4{font-size:16px;color:var(--text);margin-bottom:8px;}
.value-item p{font-size:13.5px;margin-bottom:0;}

/* ============ CTA banner ============ */
.cta-band{
  border-radius:var(--radius-l); border:1px solid rgba(14,165,233,0.25);
  background:
    radial-gradient(circle at 20% 20%, rgba(14,165,233,0.14), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(79,70,229,0.14), transparent 50%),
    var(--bg-raised);
  padding:64px 56px; text-align:center;
}
.cta-band h2{font-size:clamp(1.7rem,3vw,2.3rem);margin-bottom:12px;}
.cta-band p{margin:0 auto 30px;font-size:16px;}
.cta-band .hero-ctas{justify-content:center;margin-bottom:0;}
@media(max-width:600px){ .cta-band{padding:44px 26px;} }

/* ============ Portfolio grid ============ */
.portfolio-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media(max-width:760px){.portfolio-grid{grid-template-columns:1fr;}}
.pf-card{
  display:block; border:1px solid var(--line); border-radius:var(--radius-m);
  overflow:hidden; background:var(--bg-raised);
  transition:transform .2s ease, border-color .2s ease;
}
.pf-card:hover{transform:translateY(-4px);border-color:rgba(14,165,233,0.4);}
.pf-thumb{
  aspect-ratio:16/10;
  background:
    radial-gradient(circle at 25% 30%, rgba(14,165,233,0.22), transparent 55%),
    radial-gradient(circle at 80% 75%, rgba(79,70,229,0.2), transparent 55%),
    var(--bg-raised-2);
  display:flex;align-items:flex-end;padding:22px;position:relative;
}
.pf-thumb span.pf-tag{
  font-size:11.5px;font-weight:600;color:var(--cyan);
  border:1px solid rgba(14,165,233,0.4);background:rgba(14,165,233,0.08);
  padding:4px 10px;border-radius:999px;
}
.pf-body{padding:22px;}
.pf-body h3{font-size:17px;margin-bottom:6px;color:var(--text);}
.pf-body p{font-size:13.5px;margin-bottom:0;}

/* ============ Project detail ============ */
.detail-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:start;}
@media(max-width:900px){.detail-grid{grid-template-columns:1fr;}}
.detail-media{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:4/3;
  background:
    radial-gradient(circle at 30% 25%, rgba(14,165,233,0.2), transparent 55%),
    radial-gradient(circle at 75% 75%, rgba(79,70,229,0.18), transparent 55%),
    var(--bg-raised);
}
.detail-panel{border:1px solid var(--line);border-radius:var(--radius-m);padding:30px;background:var(--bg-raised);}
.detail-panel h4{font-size:12.5px;text-transform:none;color:var(--text-faint);margin-bottom:6px;font-family:var(--body);font-weight:600;}
.detail-panel .db{margin-bottom:22px;}
.detail-panel .db:last-child{margin-bottom:0;}
.detail-panel .db p{font-size:14.5px;margin-bottom:0;color:var(--text);}
.result-chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px;}
.result-chip{font-size:12.5px;color:#7DD3A8;border:1px solid rgba(125,211,168,0.35);background:rgba(125,211,168,0.08);padding:5px 11px;border-radius:999px;}

/* ============ Contact ============ */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;}}
.contact-info-card{border:1px solid var(--line);border-radius:var(--radius-m);background:var(--bg-raised);padding:32px;}
.contact-info-card .ci-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);}
.contact-info-card .ci-row:last-child{border-bottom:none;}
.contact-info-card .ci-icon{
  width:38px;height:38px;border-radius:10px;background:rgba(14,165,233,0.1);border:1px solid rgba(14,165,233,0.25);
  display:flex;align-items:center;justify-content:center;flex:none;
}
.contact-info-card .ci-row strong{display:block;font-size:14px;color:var(--text);margin-bottom:2px;}
.contact-info-card .ci-row span{font-size:13.5px;color:var(--text-dim);}

.form-card{border:1px solid var(--line);border-radius:var(--radius-l);background:linear-gradient(160deg, #FFFFFF, var(--bg-raised));box-shadow:0 1px 3px rgba(15,23,42,0.04);padding:40px;}
@media(max-width:600px){.form-card{padding:26px;}}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px;}
@media(max-width:560px){.form-row{grid-template-columns:1fr;}}
.f-field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.f-field label{font-size:13.5px;color:var(--text-dim);font-weight:500;}
.f-field input, .f-field select, .f-field textarea{
  background:#FFFFFF; border:1px solid var(--line-strong);
  border-radius:10px; padding:13px 14px; color:var(--text); font-family:var(--body); font-size:14.5px;
  outline:none; transition:border-color .15s ease, background .15s ease, box-shadow .15s ease;
}
.f-field input:focus, .f-field select:focus, .f-field textarea:focus{
  border-color:var(--cyan); background:#FFFFFF; box-shadow:0 0 0 3px rgba(14,165,233,0.12);
}
.f-field textarea{resize:vertical;min-height:130px;}
.f-field.invalid input, .f-field.invalid select, .f-field.invalid textarea{
  border-color:#DC2626; box-shadow:0 0 0 3px rgba(220,38,38,0.1);
}
.f-field .f-error{ display:none; font-size:12.5px; color:#DC2626; margin-top:-2px; }
.f-field.invalid .f-error{ display:block; }
.form-note{font-size:12.5px;color:var(--text-faint);margin-top:14px;margin-bottom:0;}
.form-status{display:none;align-items:center;gap:10px;font-size:13.5px;padding:12px 14px;border-radius:10px;margin-bottom:16px;font-weight:500;}
.form-status.show{display:flex;}
.form-status.success{background:rgba(22,163,74,0.08);border:1px solid rgba(22,163,74,0.3);color:#15803D;}
.form-status.error{background:rgba(220,38,38,0.08);border:1px solid rgba(220,38,38,0.3);color:#B91C1C;}
.form-status.sending{background:rgba(2,132,199,0.08);border:1px solid rgba(2,132,199,0.3);color:#0369A1;}
.form-status .f-spinner{
  width:14px;height:14px;border-radius:50%;flex:none;
  border:2px solid rgba(2,132,199,0.25); border-top-color:#0284C7;
  animation:fspin .7s linear infinite;
}
@keyframes fspin{ to{ transform:rotate(360deg); } }

/* map/location panel */
.map-panel{
  margin-top:40px; border:1px solid var(--line); border-radius:var(--radius-m);
  aspect-ratio:21/7; overflow:hidden;
  background:
    radial-gradient(circle at 30% 40%, rgba(14,165,233,0.12), transparent 60%),
    var(--bg-raised-2);
  display:flex;align-items:center;justify-content:center;
}
.map-panel span{font-size:13px;color:var(--text-faint);}
@media(max-width:700px){.map-panel{aspect-ratio:4/3;}}

/* ============ Footer ============ */
footer{
  background:linear-gradient(165deg, var(--navy-2), var(--navy));
  padding:64px 0 32px;
  margin-top:0;
}
footer .brand{color:#FFFFFF;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;margin-bottom:48px;}
@media(max-width:700px){.foot-grid{grid-template-columns:1fr;}}
.foot-grid h4{font-size:14px;color:#FFFFFF;margin-bottom:16px;}
.foot-grid p{color:rgba(255,255,255,0.62);}
.foot-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.foot-links a{font-size:14px;color:rgba(255,255,255,0.68);}
.foot-links a:hover{color:#7DD3FC;}
.foot-links li{font-size:14px;color:rgba(255,255,255,0.68);}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,0.12); padding-top:28px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.foot-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,0.45);}
.foot-social{display:flex;gap:14px;}
.foot-social a{
  width:34px;height:34px;border:1px solid rgba(255,255,255,0.18);border-radius:9px;
  display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.75);font-size:14px;
  transition:border-color .15s ease, color .15s ease;
}
.foot-social a:hover{border-color:#7DD3FC;color:#7DD3FC;}

/* reveal-on-load (hero only, single orchestrated moment) */
.reveal{opacity:0; transform:translateY(14px); animation:revealUp .7s ease forwards;}
.reveal.r1{animation-delay:.05s;} .reveal.r2{animation-delay:.15s;} .reveal.r3{animation-delay:.25s;}
.reveal.r4{animation-delay:.35s;} .reveal.r5{animation-delay:.45s;}
@keyframes revealUp{ to{opacity:1; transform:none;} }