/* ==========================================================================
   SPARK LANTERN — shared design system
   Night-fire aesthetic: ink base / vermilion / gilded gold
   Fonts: Fraunces (display) · Instrument Sans (body) · IBM Plex Mono (technical)
   ========================================================================== */

:root{
  /* color */
  --ink:#0b0705;
  --ink-2:#100a07;
  --surface:#18110b;
  --surface-2:#211610;
  --line:rgba(232,163,61,.15);
  --line-strong:rgba(232,163,61,.35);
  --gold:#e8a33d;
  --gold-bright:#f5c451;
  --gold-soft:rgba(245,196,81,.08);
  --vermilion:#d8402a;
  --vermilion-deep:#a92d1c;
  --cream:#f2e8d9;
  --muted:#a89478;
  --faint:#6e5f4e;

  /* type */
  --serif:'Fraunces',serif;
  --sans:'Instrument Sans',sans-serif;
  --mono:'IBM Plex Mono',monospace;

  /* motion */
  --ease-out-quart:cubic-bezier(0.25,1,0.5,1);
  --ease-out-expo:cubic-bezier(0.16,1,0.3,1);
  --dur-fast:300ms;
  --dur-mid:500ms;
  --dur-slow:800ms;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--cream);
  font-family:var(--sans);
  font-weight:400;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--vermilion);color:#fff}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--ink)}
::-webkit-scrollbar-thumb{background:#3a2b1c;border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:var(--gold)}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}

/* film grain overlay */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:2000;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container{width:min(1200px,92%);margin:0 auto}

/* ============ NAV ============ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:22px 0;transition:padding var(--dur-fast) var(--ease-out-quart),background var(--dur-fast);
  border-bottom:1px solid transparent;
}
nav.scrolled{
  padding:12px 0;background:rgba(11,7,5,.85);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px}
.seal{
  width:44px;height:44px;background:#fdf8f0;border-radius:8px;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  overflow:hidden;box-shadow:0 0 24px rgba(216,64,42,.4);
}
.seal img{width:100%;height:100%;object-fit:cover;display:block}
.brand-name{font-family:var(--serif);font-weight:600;font-size:20px;letter-spacing:.5px}
.brand-sub{font-family:var(--mono);font-size:9.5px;letter-spacing:3px;color:var(--muted);text-transform:uppercase;display:block;margin-top:2px}
.nav-links{display:flex;gap:24px;list-style:none}
.nav-links a{
  font-size:13.5px;color:var(--muted);letter-spacing:.06em;transition:color var(--dur-fast);position:relative;
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-6px;width:0;height:1px;
  background:var(--gold);transition:width var(--dur-fast) var(--ease-out-quart);
}
.nav-links a:hover,.nav-links a.active{color:var(--cream)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{
  background:transparent;border:1px solid var(--line-strong);color:var(--gold-bright);
  padding:10px 24px;border-radius:100px;font-size:12.5px;letter-spacing:.08em;
  font-family:var(--sans);font-weight:500;transition:all var(--dur-fast);
}
.nav-cta:hover{background:var(--vermilion);border-color:var(--vermilion);color:#fff;box-shadow:0 8px 30px rgba(216,64,42,.35)}

/* ============ HERO ============ */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;
  justify-content:flex-end;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-bg video{width:100%;height:100%;object-fit:cover;opacity:.55;display:block}
.hero-bg video::-webkit-media-controls{display:none!important}
@media (prefers-reduced-motion:reduce){
  .hero-bg video{display:none}
}
.hero-bg::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,5,.75) 0%,rgba(11,7,5,.25) 40%,rgba(11,7,5,.92) 100%);
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 110%,rgba(216,64,42,.22),transparent 70%);
}
.glow-orb{
  position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:1;
  animation:orb-float 9s ease-in-out infinite alternate;
}
.glow-orb.paused{animation-play-state:paused}
.orb-1{width:340px;height:340px;background:rgba(216,64,42,.16);top:16%;left:6%}
.orb-2{width:260px;height:260px;background:rgba(245,196,81,.1);top:36%;right:10%;animation-delay:-4s}
@keyframes orb-float{from{transform:translateY(0)}to{transform:translateY(-36px)}}

.hero-content{position:relative;z-index:2;padding:160px 0 0}
.hero-eyebrow{
  display:flex;align-items:center;gap:14px;margin-bottom:28px;
  font-family:var(--mono);font-size:12px;letter-spacing:.35em;color:var(--gold);
  text-transform:uppercase;
}
.hero-eyebrow::before{content:'';width:42px;height:1px;background:var(--gold)}
.hero h1{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(46px,6.4vw,84px);line-height:1.08;letter-spacing:-.015em;
}
.hero h1 .grad{
  background:linear-gradient(120deg,#f5c451 20%,#e8a33d 55%,#d8402a 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  max-width:620px;margin-top:30px;color:var(--muted);font-size:16.5px;line-height:1.85;
}
.hero-ctas{display:flex;gap:20px;margin-top:44px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:16px 38px;
  border-radius:100px;font-size:14.5px;letter-spacing:.05em;font-weight:500;
  transition:transform var(--dur-fast) var(--ease-out-quart),box-shadow var(--dur-fast),background var(--dur-fast),color var(--dur-fast),border-color var(--dur-fast);
  border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(120deg,var(--vermilion),var(--vermilion-deep));color:#fff;
  box-shadow:0 10px 40px rgba(216,64,42,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 50px rgba(216,64,42,.5)}
.btn-ghost{border-color:var(--line-strong);color:var(--cream)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-bright);background:var(--gold-soft)}

.hero-vertical{
  position:absolute;right:4%;top:50%;transform:translateY(-55%);z-index:2;
  display:flex;align-items:center;gap:18px;
}
.hero-vertical .cn{
  writing-mode:vertical-rl;font-family:var(--serif);font-size:15px;font-style:italic;
  letter-spacing:14px;color:rgba(242,232,217,.4);font-weight:400;
}
.hero-vertical .en{
  writing-mode:vertical-rl;font-family:var(--mono);font-size:10px;
  letter-spacing:6px;color:var(--faint);text-transform:uppercase;
}
.hero-vertical::before{content:'';width:1px;height:70px;background:linear-gradient(180deg,transparent,var(--gold))}

.hero-stats{
  position:relative;z-index:2;margin-top:90px;
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
}
.hstat{padding:34px 30px 40px;border-right:1px solid var(--line)}
.hstat:last-child{border-right:none}
.hstat .n{
  font-family:var(--serif);font-weight:600;font-size:clamp(34px,3.4vw,46px);
  color:var(--gold-bright);line-height:1;font-variant-numeric:tabular-nums;
}
.hstat .n em{font-style:normal;font-size:.55em;color:var(--gold);margin-left:2px}
.hstat .l{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--muted);margin-top:12px;text-transform:uppercase;white-space:nowrap}

/* ============ MARQUEE ============ */
.marquee{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--ink-2);overflow:hidden;padding:18px 0;position:relative;
}
.marquee-track{display:flex;gap:0;width:max-content;animation:marquee 36s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.25em;color:var(--faint);
  text-transform:uppercase;white-space:nowrap;padding:0 34px;display:flex;align-items:center;gap:34px;
}
.marquee-track span::after{content:'◆';font-size:8px;color:var(--vermilion)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ============ SECTION BASE ============ */
section{padding:120px 0;position:relative}
.sec-head{margin-bottom:70px;max-width:780px}
.sec-num{
  display:flex;align-items:center;gap:16px;margin-bottom:22px;
}
.sec-num .no{font-family:var(--mono);font-size:13px;color:var(--gold);letter-spacing:.15em}
.sec-num .line{width:56px;height:1px;background:var(--line-strong)}
.sec-num .lbl{
  font-family:var(--serif);font-style:italic;font-weight:500;font-size:15px;
  color:var(--faint);letter-spacing:.05em;
}
.sec-title{
  font-family:var(--serif);font-weight:600;font-size:clamp(32px,4.2vw,52px);
  line-height:1.18;letter-spacing:-.01em;
}
.sec-title .hl{color:var(--gold-bright)}
.sec-desc{margin-top:22px;color:var(--muted);font-size:15.5px;max-width:620px}

/* reveal — fail-open: hidden state exists only when JS has proven it is alive */
.has-js .rv{opacity:0;transform:translateY(36px);transition:opacity var(--dur-slow) var(--ease-out-quart),transform var(--dur-slow) var(--ease-out-quart)}
.has-js .rv.in{opacity:1;transform:none}
.has-js .rv.d1{transition-delay:.12s}
.has-js .rv.d2{transition-delay:.24s}
.has-js .rv.d3{transition-delay:.36s}
.has-js .rv.d4{transition-delay:.48s}
.has-js .rv.d5{transition-delay:.6s}

/* ============ CATEGORIES ============ */
#categories{background:var(--ink-2)}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  position:relative;border-radius:14px;overflow:hidden;aspect-ratio:3/3.6;
  border:1px solid var(--line);background:var(--surface);
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid),box-shadow var(--dur-mid);
}
.cat-card img{width:100%;height:100%;object-fit:cover;opacity:.62;transition:transform .7s var(--ease-out-quart),opacity .7s}
.cat-card:hover{border-color:var(--line-strong);transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.cat-card:hover img{opacity:.9;transform:scale(1.06)}
.cat-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
  padding:26px;
  background:linear-gradient(180deg,transparent 30%,rgba(11,7,5,.94) 100%);
}
.cat-tag{font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--gold);margin-bottom:8px;text-transform:uppercase}
.cat-name{font-family:var(--serif);font-weight:600;font-size:21px;letter-spacing:.01em;white-space:nowrap}
.cat-desc{font-size:12.5px;color:var(--muted);margin-top:8px;line-height:1.7;opacity:0;max-height:0;overflow:hidden;transition:opacity var(--dur-mid),max-height var(--dur-mid)}
.cat-card:hover .cat-desc{opacity:1;max-height:80px}
/* fully-custom infinity card */
.cat-cta-card{
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  padding:30px;background:linear-gradient(150deg,#211610,#14100b);
}
.cat-cta-card .inf{font-family:var(--serif);font-size:44px;font-weight:600;color:var(--gold-bright);line-height:1}
.cat-cta-card .t{font-family:var(--serif);font-size:21px;font-weight:600;margin-top:18px}
.cat-cta-card .d{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.9}
.cat-cta-card .go{margin-top:22px;color:var(--vermilion);font-size:12.5px;letter-spacing:.06em;font-weight:500;border-bottom:1px solid var(--vermilion);padding-bottom:3px}

/* ============ METRICS ============ */
#metrics{
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%,rgba(216,64,42,.13),transparent 60%),
    var(--ink);
}
.met-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.met{background:var(--ink);padding:52px 36px;text-align:center;transition:background .4s}
.met:hover{background:var(--surface)}
.met .big{
  font-family:var(--serif);font-weight:600;font-size:clamp(52px,5.5vw,76px);
  line-height:1;color:var(--gold-bright);font-variant-numeric:tabular-nums;
}
.met .big em{font-style:normal;font-size:.5em;color:var(--vermilion)}
.met .lab{font-size:14px;letter-spacing:.04em;margin-top:16px;color:var(--cream);white-space:nowrap}
.met .sub{font-family:var(--mono);font-size:10.5px;color:var(--faint);margin-top:6px;letter-spacing:.14em;text-transform:uppercase}
.met-src{margin-top:26px;font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.05em;text-align:right}

/* ============ PROCESS ============ */
#process{background:var(--ink-2)}
.proc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proc-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
  position:relative;
}
.proc-card:hover{border-color:var(--line-strong);transform:translateY(-6px)}
.proc-card .ph{position:relative;aspect-ratio:16/10;overflow:hidden}
.proc-card .ph img{width:100%;height:100%;object-fit:cover;opacity:.7;transition:transform .7s var(--ease-out-quart),opacity .7s}
.proc-card:hover .ph img{opacity:1;transform:scale(1.05)}
.proc-step{
  position:absolute;top:16px;left:16px;z-index:2;
  background:rgba(11,7,5,.82);backdrop-filter:blur(8px);
  border:1px solid var(--line-strong);border-radius:100px;
  font-family:var(--mono);font-size:11px;color:var(--gold-bright);
  padding:5px 16px;letter-spacing:.14em;text-transform:uppercase;
}
.proc-body{padding:26px 26px 30px}
.proc-body h4{font-family:var(--serif);font-size:19px;font-weight:600}
.proc-body p{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.85}

/* ============ FACTORY ============ */
#factory{overflow:hidden}
.fac-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;align-items:center}
.fac-media{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line)}
.fac-mosaic{display:grid;grid-template-columns:1.85fr 1fr;grid-template-rows:1fr 1fr;gap:10px;height:520px}
.fac-mosaic img{width:100%;height:100%;object-fit:cover;opacity:.82;transition:opacity var(--dur-mid)}
.fac-mosaic img:hover{opacity:1}
.fm-a{grid-row:1/3}
.fac-badge{
  position:absolute;bottom:24px;left:24px;z-index:2;
  background:rgba(11,7,5,.85);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);border-radius:12px;padding:18px 24px;
  display:flex;align-items:baseline;gap:8px;
}
.fac-badge .n{font-family:var(--serif);font-weight:600;font-size:40px;color:var(--gold-bright);line-height:1;font-variant-numeric:tabular-nums}
.fac-badge .l{font-family:var(--mono);font-size:10.5px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.fac-quote{
  font-family:var(--serif);font-size:21px;line-height:1.7;color:var(--cream);
  border-left:2px solid var(--vermilion);padding-left:26px;margin:34px 0;
  font-style:italic;font-weight:400;
}
.fac-quote cite{display:block;font-style:normal;font-family:var(--mono);font-size:11px;color:var(--gold);margin-top:14px;letter-spacing:.14em;text-transform:uppercase}
.check-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;margin-top:34px}
.check-list li{
  display:flex;align-items:center;gap:12px;font-size:14px;color:var(--cream);
  padding:13px 16px;background:var(--surface);border:1px solid var(--line);border-radius:10px;
  transition:border-color var(--dur-fast);
}
.check-list li:hover{border-color:var(--line-strong)}
.check-list li::before{
  content:'✓';color:var(--gold-bright);font-size:12px;width:20px;height:20px;flex-shrink:0;
  border:1px solid var(--line-strong);border-radius:50%;display:flex;align-items:center;justify-content:center;
}
.certs{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.cert{
  padding:10px 22px;border:1px solid var(--line);border-radius:100px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;color:var(--muted);
  transition:color var(--dur-fast),border-color var(--dur-fast);
}
.cert:hover{color:var(--gold-bright);border-color:var(--line-strong)}

/* ============ CASES ============ */
#cases{background:var(--ink-2)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.case-card{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.case-card:hover{border-color:var(--line-strong);transform:translateY(-6px)}
.case-card .ph{position:relative;aspect-ratio:16/11;overflow:hidden}
.case-card .ph img{width:100%;height:100%;object-fit:cover;opacity:.75;transition:transform .7s var(--ease-out-quart),opacity .7s}
.case-card:hover .ph img{opacity:.95;transform:scale(1.05)}
.case-loc{
  position:absolute;top:16px;right:16px;z-index:2;
  background:rgba(11,7,5,.85);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:100px;padding:5px 16px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--gold);text-transform:uppercase;
}
.case-body{padding:28px;display:flex;flex-direction:column;gap:16px;flex:1}
.case-body h4{font-family:var(--serif);font-size:20px;font-weight:600}
.cs-row{display:flex;gap:12px}
.cs-row .k{
  flex-shrink:0;font-family:var(--mono);font-size:10.5px;color:var(--vermilion);
  letter-spacing:.16em;padding-top:4px;text-transform:uppercase;font-weight:500;
}
.cs-row .v{font-size:13px;color:var(--muted);line-height:1.75}
.case-outcome{
  margin-top:auto;padding-top:18px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--gold-bright);line-height:1.75;
}
.case-outcome::before{content:'◆ ';color:var(--vermilion);font-size:10px}

/* ============ ENGINEERING ============ */
#engineering{overflow:hidden}
.eng-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.eng-card{
  display:flex;gap:22px;padding:34px;background:var(--surface);
  border:1px solid var(--line);border-radius:14px;
  transition:border-color var(--dur-fast),background var(--dur-fast);
}
.eng-card:hover{border-color:var(--line-strong);background:var(--surface-2)}
.eng-icon{
  flex-shrink:0;width:54px;height:54px;border-radius:12px;
  background:linear-gradient(135deg,rgba(216,64,42,.2),rgba(232,163,61,.12));
  border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:22px;color:var(--gold-bright);font-weight:600;
}
.eng-card h4{font-family:var(--serif);font-size:18px;font-weight:600}
.eng-card p{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.85}

/* ============ WORKFLOW STAGE ============ */
#workflow{background:var(--ink-2)}
.stage-wrap{position:relative}
.stage-view{
  position:relative;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);background:var(--surface);
  aspect-ratio:16/7.4;
}
.stage-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity var(--dur-mid) var(--ease-out-quart)}
.stage-slide.active{opacity:1;pointer-events:auto}
.stage-slide img{width:100%;height:100%;object-fit:cover;opacity:.82}
.stage-cap{
  position:absolute;left:0;right:0;bottom:0;
  display:flex;gap:20px;align-items:flex-end;padding:36px 38px;
  background:linear-gradient(180deg,transparent,rgba(11,7,5,.94) 76%);
}
.sc-no{font-family:var(--mono);font-size:13px;color:var(--gold);letter-spacing:.18em;padding-bottom:8px}
.stage-cap h4{font-family:var(--serif);font-size:26px;font-weight:600}
.stage-cap p{font-size:13.5px;color:var(--muted);margin-top:7px;max-width:560px;line-height:1.75}
.stage-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:16px}
.stage-tab{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:10px;
  padding:15px 8px 17px;display:flex;flex-direction:column;align-items:center;gap:5px;
  text-align:center;overflow:hidden;
  transition:border-color var(--dur-fast),background var(--dur-fast);
}
.stage-tab .tno{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--faint);transition:color var(--dur-fast)}
.stage-tab .tt{font-family:var(--serif);font-size:16.5px;font-weight:600;color:var(--muted);white-space:nowrap;transition:color var(--dur-fast)}
.stage-tab:hover{border-color:var(--line-strong)}
.stage-tab:hover .tt{color:var(--cream)}
.stage-tab.active{border-color:var(--line-strong);background:var(--surface-2)}
.stage-tab.active .tt{color:var(--gold-bright)}
.stage-tab.active .tno{color:var(--vermilion)}
.stage-tab::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--vermilion),var(--gold));
  transform:scaleX(0);transform-origin:left;
}
.stage-tab.active::after{animation:tab-progress 5s linear forwards}
@keyframes tab-progress{to{transform:scaleX(1)}}

/* ============ TESTIMONIALS ============ */
.testi-wrap{position:relative;max-width:880px;margin:0 auto;text-align:center}
.testi-stage{position:relative;min-height:320px}
.testi{
  position:absolute;inset:0;opacity:0;transform:translateY(16px);
  transition:opacity var(--dur-slow) var(--ease-out-quart),transform var(--dur-slow) var(--ease-out-quart);
  pointer-events:none;
}
.testi.active{opacity:1;transform:none;pointer-events:auto}
.testi-stars{color:var(--gold-bright);letter-spacing:8px;font-size:16px}
.testi blockquote{
  font-family:var(--serif);font-size:clamp(19px,2.2vw,25px);line-height:1.7;
  margin:30px 0;color:var(--cream);font-weight:400;font-style:italic;
}
.testi blockquote::before{content:'“';color:var(--vermilion);margin-right:2px}
.testi blockquote::after{content:'”';color:var(--vermilion);margin-left:2px}
.testi .who{font-size:14px;letter-spacing:.04em;color:var(--gold);font-weight:500}
.testi .org{font-family:var(--mono);font-size:11.5px;color:var(--faint);margin-top:5px;letter-spacing:.1em;text-transform:uppercase}
.testi-verified{
  display:inline-flex;align-items:center;gap:7px;margin-top:14px;
  font-family:var(--mono);font-size:10.5px;color:var(--muted);letter-spacing:.1em;
  border:1px solid var(--line);border-radius:100px;padding:5px 16px;text-transform:uppercase;
}
.testi-verified::before{content:'✓';color:var(--gold-bright)}
.testi-dots{display:flex;gap:12px;justify-content:center;margin-top:40px}
.testi-dots button{
  width:9px;height:9px;border-radius:50%;border:none;
  background:var(--faint);transition:width var(--dur-fast),background var(--dur-fast);padding:0;
}
.testi-dots button.active{background:var(--gold-bright);width:30px;border-radius:100px}

/* ============ FAQ ============ */
#faq{background:var(--ink-2)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:none;color:var(--cream);text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:26px 4px;font-family:var(--serif);font-size:17.5px;font-weight:600;
  transition:color var(--dur-fast);
}
.faq-q:hover{color:var(--gold-bright)}
.faq-q .ic{
  flex-shrink:0;width:30px;height:30px;border:1px solid var(--line-strong);border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--gold);
  transition:transform var(--dur-fast) var(--ease-out-quart),background var(--dur-fast),border-color var(--dur-fast),color var(--dur-fast);
  font-weight:400;
}
.faq-item.open .faq-q .ic{transform:rotate(45deg);background:var(--vermilion);border-color:var(--vermilion);color:#fff}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--dur-mid) var(--ease-out-quart)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner p{padding:0 44px 28px 4px;color:var(--muted);font-size:14.5px;line-height:1.95}

/* ============ RFQ ============ */
#rfq{overflow:hidden}
.rfq-wrap{display:grid;grid-template-columns:1fr 1.2fr;gap:70px;align-items:start}
.rfq-side h2{font-family:var(--serif);font-weight:600;font-size:clamp(30px,3.6vw,44px);line-height:1.25;letter-spacing:-.01em}
.rfq-side .sub{color:var(--muted);margin-top:22px;font-size:15px;line-height:1.9}
.rfq-contact{margin-top:44px;display:flex;flex-direction:column;gap:14px}
.rfq-contact .row{
  display:flex;align-items:baseline;gap:16px;font-size:14px;color:var(--muted);line-height:1.6;
}
.rfq-contact .row b{color:var(--cream);font-weight:500;white-space:nowrap}
.rfq-contact .row::before{content:'◆';color:var(--vermilion);font-size:9px;flex-shrink:0}
form.rfq-form{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:46px 44px;display:grid;grid-template-columns:1fr 1fr;gap:24px 22px;
}
.fld{display:flex;flex-direction:column;gap:9px}
.fld.full{grid-column:1/-1}
.fld label{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--gold);text-transform:uppercase}
.fld input,.fld select,.fld textarea{
  background:var(--ink);border:1px solid var(--line);border-radius:10px;
  padding:14px 16px;color:var(--cream);font-family:var(--sans);font-size:14px;
  transition:border-color var(--dur-fast),box-shadow var(--dur-fast);outline:none;width:100%;
}
.fld textarea{resize:vertical;min-height:110px}
.fld input:focus,.fld select:focus,.fld textarea:focus{
  border-color:var(--gold);box-shadow:0 0 0 3px rgba(232,163,61,.12);
}
.fld select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23a89478' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.fld select option{background:var(--surface);color:var(--cream)}
.submit-btn{
  grid-column:1/-1;background:linear-gradient(120deg,var(--vermilion),var(--vermilion-deep));
  color:#fff;border:none;border-radius:100px;padding:17px;font-size:14px;letter-spacing:.2em;
  font-weight:500;transition:transform var(--dur-fast) var(--ease-out-quart),box-shadow var(--dur-fast);margin-top:6px;
  text-transform:uppercase;font-family:var(--sans);
}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 14px 44px rgba(216,64,42,.45)}
.form-note{grid-column:1/-1;font-size:11.5px;color:var(--faint);text-align:center;letter-spacing:.03em}
.form-success{
  grid-column:1/-1;display:none;text-align:center;padding:30px;
  border:1px solid var(--line-strong);border-radius:12px;background:var(--gold-soft);
}
.form-success.show{display:block}
.form-success h4{font-family:var(--serif);color:var(--gold-bright);font-size:20px}
.form-success p{font-size:13.5px;color:var(--muted);margin-top:10px}
.form-error{
  grid-column:1/-1;display:none;text-align:center;padding:30px;
  border:1px solid rgba(216,64,42,.35);border-radius:12px;background:rgba(216,64,42,.06);
}
.form-error.show{display:block}
.form-error h4{font-family:var(--serif);color:var(--vermilion);font-size:20px}
.form-error p{font-size:13.5px;color:var(--muted);margin-top:10px}
.form-error a{color:var(--gold-bright)}

/* ============ FOOTER ============ */
footer{background:var(--ink-2);border-top:1px solid var(--line);padding:80px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:50px}
.foot-brand p{color:var(--muted);font-size:13.5px;line-height:1.9;margin-top:22px;max-width:320px}
.foot-col h5{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--gold);margin-bottom:22px;font-weight:500;text-transform:uppercase}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:13px}
.foot-col a{font-size:13.5px;color:var(--muted);transition:color var(--dur-fast)}
.foot-col a:hover{color:var(--gold-bright)}
.foot-bottom{
  margin-top:70px;padding-top:30px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  font-size:12px;color:var(--faint);letter-spacing:.03em;
}
.foot-note{font-family:var(--serif);font-style:italic;font-size:13px}

/* back to top */
.to-top{
  position:fixed;right:30px;bottom:30px;z-index:900;width:48px;height:48px;
  border-radius:50%;border:1px solid var(--line-strong);background:rgba(11,7,5,.8);
  backdrop-filter:blur(10px);color:var(--gold-bright);font-size:17px;
  opacity:0;pointer-events:none;transition:opacity var(--dur-fast),background var(--dur-fast),color var(--dur-fast);
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--vermilion);border-color:var(--vermilion);color:#fff}

/* ============ PAGE HERO (sub-pages) ============ */
.page-hero{
  position:relative;padding:170px 0 70px;overflow:hidden;
  border-bottom:1px solid var(--line);background:var(--ink-2);
}
.page-hero>.container{position:relative;z-index:1}
.page-hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 70% 60% at 50% 120%,rgba(216,64,42,.15),transparent 65%);
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{
  display:flex;gap:8px;align-items:center;margin-bottom:26px;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--faint);text-transform:uppercase;
}
.breadcrumb a{color:var(--muted);transition:color var(--dur-fast)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span:last-child{color:var(--gold)}
.page-hero h1{
  font-family:var(--serif);font-weight:600;font-size:clamp(36px,4.8vw,60px);
  line-height:1.14;letter-spacing:-.015em;
}
.page-hero h1 .grad{
  background:linear-gradient(120deg,#f5c451 20%,#e8a33d 55%,#d8402a 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero .lead{max-width:640px;margin-top:24px;color:var(--muted);font-size:16px;line-height:1.85}

/* ============ TIMELINE ============ */
.timeline{position:relative;max-width:900px;margin:0 auto;padding-left:40px}
.timeline::before{
  content:'';position:absolute;left:12px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,var(--vermilion),var(--line-strong),transparent);
}
.tl-item{position:relative;padding-bottom:56px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-34px;top:4px;width:16px;height:16px;border-radius:50%;
  background:var(--ink);border:2px solid var(--gold);
  box-shadow:0 0 16px rgba(232,163,61,.3);
}
.tl-year{font-family:var(--mono);font-size:13px;color:var(--vermilion);letter-spacing:.14em;margin-bottom:8px}
.tl-item h4{font-family:var(--serif);font-size:22px;font-weight:600}
.tl-item p{color:var(--muted);font-size:14.5px;margin-top:10px;line-height:1.85;max-width:620px}

/* ============ FILTER BAR ============ */
.filter-bar{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:50px;
  padding:18px 24px;background:var(--surface);border:1px solid var(--line);border-radius:100px;
}
.filter-group{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filter-group .gl{font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.16em;text-transform:uppercase;margin-right:6px}
.fchip{
  padding:7px 18px;border-radius:100px;border:1px solid var(--line);
  background:transparent;color:var(--muted);font-size:12.5px;letter-spacing:.03em;
  transition:all var(--dur-fast);font-family:var(--sans);
}
.fchip:hover{border-color:var(--line-strong);color:var(--cream)}
.fchip.active{background:var(--vermilion);border-color:var(--vermilion);color:#fff}

/* ============ ARTICLE CARDS ============ */
.art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.art-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.art-card:hover{transform:translateY(-6px);border-color:var(--line-strong)}
.art-card .ph{position:relative;aspect-ratio:16/10;overflow:hidden}
.art-card .ph img{width:100%;height:100%;object-fit:cover;opacity:.72;transition:transform .7s var(--ease-out-quart),opacity .7s}
.art-card:hover .ph img{opacity:.92;transform:scale(1.05)}
.art-tag{
  position:absolute;top:14px;left:14px;
  background:rgba(11,7,5,.85);backdrop-filter:blur(8px);border:1px solid var(--line);
  border-radius:100px;padding:4px 14px;font-family:var(--mono);font-size:10px;
  letter-spacing:.16em;color:var(--gold);text-transform:uppercase;
}
.art-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.art-meta{font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}
.art-body h4{font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.4}
.art-body p{font-size:13px;color:var(--muted);line-height:1.75;flex:1}
.art-read{font-size:12.5px;color:var(--vermilion);letter-spacing:.04em;font-weight:500;margin-top:auto}

/* featured article */
.art-featured{
  display:grid;grid-template-columns:1.3fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-bottom:50px;
  background:var(--surface);transition:border-color var(--dur-mid);
}
.art-featured:hover{border-color:var(--line-strong)}
.art-featured .ph{aspect-ratio:auto;min-height:360px;overflow:hidden}
.art-featured .ph img{width:100%;height:100%;object-fit:cover;opacity:.8;transition:transform .7s var(--ease-out-quart),opacity .7s}
.art-featured:hover .ph img{opacity:1;transform:scale(1.03)}
.art-featured .body{padding:44px;display:flex;flex-direction:column;justify-content:center;gap:18px}
.art-featured .body h3{font-family:var(--serif);font-size:28px;font-weight:600;line-height:1.3}
.art-featured .body p{color:var(--muted);font-size:14.5px;line-height:1.85}

/* ============ NEWSLETTER ============ */
.newsletter{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:56px 48px;text-align:center;position:relative;overflow:hidden;
}
.newsletter::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 80% at 50% 100%,rgba(216,64,42,.1),transparent 70%);
}
.newsletter .nl-inner{position:relative;z-index:1;max-width:560px;margin:0 auto}
.newsletter h3{font-family:var(--serif);font-size:28px;font-weight:600}
.newsletter p{color:var(--muted);font-size:14.5px;margin-top:14px;line-height:1.8}
.nl-form{display:flex;gap:12px;margin-top:28px}
.nl-form input{
  flex:1;background:var(--ink);border:1px solid var(--line);border-radius:100px;
  padding:14px 22px;color:var(--cream);font-family:var(--sans);font-size:14px;outline:none;
  transition:border-color var(--dur-fast),box-shadow var(--dur-fast);
}
.nl-form input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(232,163,61,.12)}
.nl-form button{
  background:linear-gradient(120deg,var(--vermilion),var(--vermilion-deep));color:#fff;
  border:none;border-radius:100px;padding:14px 34px;font-size:13px;letter-spacing:.1em;
  font-weight:500;font-family:var(--sans);transition:transform var(--dur-fast) var(--ease-out-quart),box-shadow var(--dur-fast);
}
.nl-form button:hover{transform:translateY(-2px);box-shadow:0 10px 34px rgba(216,64,42,.4)}
.nl-note{font-family:var(--mono);font-size:10.5px;color:var(--faint);margin-top:16px;letter-spacing:.05em}
.nl-msg{font-size:13px;margin-top:14px;min-height:0}
.nl-msg.ok{color:var(--gold-bright)}
.nl-msg.fail{color:var(--vermilion)}

/* ============ STATS BAND ============ */
.stats-band{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;
}
.sb-item{background:var(--ink);padding:44px 36px;text-align:center}
.sb-item .n{font-family:var(--serif);font-weight:600;font-size:clamp(40px,4.2vw,56px);color:var(--gold-bright);line-height:1;font-variant-numeric:tabular-nums}
.sb-item .n em{font-style:normal;font-size:.5em;color:var(--vermilion)}
.sb-item .l{font-size:14px;color:var(--cream);margin-top:14px;white-space:nowrap}
.sb-item .s{font-family:var(--mono);font-size:10.5px;color:var(--faint);margin-top:6px;letter-spacing:.14em;text-transform:uppercase}

/* ============ TEAM GRID ============ */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.team-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:36px 30px;text-align:center;transition:border-color var(--dur-fast),background var(--dur-fast);
}
.team-card:hover{border-color:var(--line-strong);background:var(--surface-2)}
.team-card .tc-n{font-family:var(--serif);font-size:42px;font-weight:600;color:var(--gold-bright);line-height:1;font-variant-numeric:tabular-nums}
.team-card .tc-n em{font-style:normal;font-size:.5em;color:var(--vermilion)}
.team-card .tc-l{font-family:var(--serif);font-size:17px;font-weight:600;margin-top:16px}
.team-card .tc-d{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.8}

/* ============ MATERIAL SPEC BAND ============ */
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.spec-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:30px;
  transition:border-color var(--dur-fast);
}
.spec-card:hover{border-color:var(--line-strong)}
.spec-card .si{font-family:var(--mono);font-size:11px;color:var(--vermilion);letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px}
.spec-card h4{font-family:var(--serif);font-size:18px;font-weight:600}
.spec-card p{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.8}
.spec-card ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:8px}
.spec-card li{font-family:var(--mono);font-size:11.5px;color:var(--cream);letter-spacing:.03em;padding-left:18px;position:relative}
.spec-card li::before{content:'◆';color:var(--gold);font-size:7px;position:absolute;left:0;top:4px}

/* ============ FEATURED CASE ============ */
.feat-case{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-bottom:60px;
  background:var(--surface);
}
.feat-case .ph{overflow:hidden;min-height:440px}
.feat-case .ph img{width:100%;height:100%;object-fit:cover;opacity:.82}
.feat-case .body{padding:50px 48px;display:flex;flex-direction:column;justify-content:center;gap:20px}
.feat-case .body .tag{font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.18em;text-transform:uppercase}
.feat-case .body h3{font-family:var(--serif);font-size:30px;font-weight:600;line-height:1.25}
.feat-case .body .desc{color:var(--muted);font-size:14.5px;line-height:1.85}
.feat-case .metrics{display:flex;gap:36px;margin-top:8px}
.feat-case .metrics .m .n{font-family:var(--serif);font-size:32px;font-weight:600;color:var(--gold-bright);line-height:1}
.feat-case .metrics .m .l{font-family:var(--mono);font-size:10.5px;color:var(--faint);margin-top:6px;letter-spacing:.12em;text-transform:uppercase}

/* ============ RESPONSIVE ============ */
@media(max-width:1080px){
  .nav-links{display:none}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .proc-grid{grid-template-columns:repeat(2,1fr)}
  .fac-wrap,.rfq-wrap{grid-template-columns:1fr;gap:50px}
  .case-grid{grid-template-columns:1fr;max-width:560px;margin:0 auto}
  .eng-grid{grid-template-columns:1fr}
  .fac-mosaic{height:420px}
  .hero-vertical{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .art-grid{grid-template-columns:repeat(2,1fr)}
  .art-featured{grid-template-columns:1fr}
  .art-featured .ph{min-height:260px}
  .team-grid{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:1fr}
  .feat-case{grid-template-columns:1fr}
  .feat-case .ph{min-height:280px}
}
@media(max-width:720px){
  section{padding:80px 0}
  .hero-stats{grid-template-columns:1fr 1fr}
  .hstat:nth-child(2){border-right:none}
  .hstat{border-bottom:1px solid var(--line)}
  .hstat:nth-child(3),.hstat:nth-child(4){border-bottom:none}
  .met-grid{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:1fr}
  .proc-grid{grid-template-columns:1fr}
  form.rfq-form{grid-template-columns:1fr;padding:32px 24px}
  .check-list{grid-template-columns:1fr}
  .stage-view{aspect-ratio:16/10}
  .stage-cap{padding:20px 22px}
  .stage-cap h4{font-size:20px}
  .stage-cap p{font-size:12.5px}
  .stage-tabs{display:flex;overflow-x:auto;gap:10px;scrollbar-width:none}
  .stage-tabs::-webkit-scrollbar{display:none}
  .stage-tab{flex:1 0 auto;min-width:104px;padding:12px 14px}
  .fac-mosaic{height:300px}
  .foot-grid{grid-template-columns:1fr}
  .nav-cta{display:none}
  .rfq-contact .row{flex-direction:column;gap:4px}
  .art-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .spec-grid{grid-template-columns:1fr}
  .nl-form{flex-direction:column}
  .nl-form button{padding:14px}
  .feat-case .body{padding:32px 24px}
  .art-featured .body{padding:32px 24px}
  .newsletter{padding:36px 24px}
  .filter-bar{border-radius:16px;flex-direction:column;align-items:flex-start}
}

/* ============ DETAIL PAGES ============ */
/* category detail hero band */
.cat-hero-band{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border-bottom:1px solid var(--line);overflow:hidden;
}
.cat-hero-band .ph{overflow:hidden;min-height:420px}
.cat-hero-band .ph img{width:100%;height:100%;object-fit:cover;opacity:.82}
.cat-hero-band .ph video{width:100%;height:100%;object-fit:cover;opacity:.9}
.cat-hero-band .body{padding:60px 50px;display:flex;flex-direction:column;justify-content:center;gap:18px;background:var(--ink-2)}
.cat-hero-band .body .tag{font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.18em;text-transform:uppercase}
.cat-hero-band .body h1{font-family:var(--serif);font-weight:600;font-size:clamp(30px,3.6vw,44px);line-height:1.18;letter-spacing:-.01em}
.cat-hero-band .body .desc{color:var(--muted);font-size:15px;line-height:1.85}

/* spec table — engineering feel */
.spec-table{
  width:100%;border-collapse:collapse;
  font-size:14px;
}
.spec-table th,.spec-table td{
  padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);
}
.spec-table th{
  font-family:var(--mono);font-size:11px;color:var(--faint);
  letter-spacing:.14em;text-transform:uppercase;width:240px;white-space:nowrap;
}
.spec-table td{color:var(--cream);font-size:14px;line-height:1.7}
.spec-table tr:hover td{background:var(--surface)}
.spec-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;
}
.spec-wrap .spec-head{
  padding:24px 28px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:12px;
}
.spec-wrap .spec-head .si{font-family:var(--mono);font-size:11px;color:var(--vermilion);letter-spacing:.16em;text-transform:uppercase}
.spec-wrap .spec-head h3{font-family:var(--serif);font-size:20px;font-weight:600}

/* gallery grid */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery-grid .gi{
  aspect-ratio:4/3;overflow:hidden;border-radius:12px;border:1px solid var(--line);
  position:relative;
}
.gallery-grid .gi img{width:100%;height:100%;object-fit:cover;opacity:.78;transition:transform .6s var(--ease-out-quart),opacity .6s}
.gallery-grid .gi:hover img{opacity:1;transform:scale(1.06)}
.gallery-grid .gi.tall{grid-row:span 2;aspect-ratio:auto}

/* related cards */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.rel-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.rel-card .ph{aspect-ratio:16/10;overflow:hidden}
.rel-card .ph img{width:100%;height:100%;object-fit:cover;opacity:.75;transition:transform .6s var(--ease-out-quart),opacity .6s}
.rel-card:hover .ph img{opacity:.92;transform:scale(1.04)}
.rel-card .body{padding:20px;display:flex;flex-direction:column;gap:8px}
.rel-card .body h4{font-family:var(--serif);font-size:17px;font-weight:600}
.rel-card .body p{font-size:12.5px;color:var(--muted);line-height:1.7;flex:1}
.rel-card .body .go{font-size:12px;color:var(--vermilion);letter-spacing:.04em;font-weight:500}

/* case detail: challenge/solution/outcome blocks */
.cso-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cso-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:32px 28px;
  position:relative;overflow:hidden;
}
.cso-card .cso-tag{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:16px;display:flex;align-items:center;gap:8px;
}
.cso-card .cso-tag .dot{width:8px;height:8px;border-radius:50%}
.cso-card.challenge .cso-tag{color:var(--vermilion)}.cso-card.challenge .dot{background:var(--vermilion)}
.cso-card.solution .cso-tag{color:var(--gold)}.cso-card.solution .dot{background:var(--gold)}
.cso-card.outcome .cso-tag{color:#6ecf6e}.cso-card.outcome .dot{background:#6ecf6e}
.cso-card h4{font-family:var(--serif);font-size:18px;font-weight:600;margin-bottom:12px}
.cso-card p{font-size:13.5px;color:var(--muted);line-height:1.85}

/* case detail metrics row */
.case-metrics{display:flex;gap:40px;flex-wrap:wrap;padding:36px;background:var(--surface);border:1px solid var(--line);border-radius:16px}
.case-metrics .m .n{font-family:var(--serif);font-size:38px;font-weight:600;color:var(--gold-bright);line-height:1;font-variant-numeric:tabular-nums}
.case-metrics .m .l{font-family:var(--mono);font-size:11px;color:var(--faint);margin-top:8px;letter-spacing:.12em;text-transform:uppercase}

/* prev/next nav arrows */
.nav-arrows{display:flex;justify-content:space-between;gap:20px;margin-top:60px}
.nav-arrows a{
  flex:1;display:flex;align-items:center;gap:16px;padding:24px 28px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  transition:border-color var(--dur-fast),background var(--dur-fast);text-decoration:none;
}
.nav-arrows a:hover{border-color:var(--line-strong);background:var(--surface-2)}
.nav-arrows .arr{font-family:var(--mono);font-size:20px;color:var(--gold)}
.nav-arrows .info .lbl{font-family:var(--mono);font-size:10px;color:var(--faint);letter-spacing:.14em;text-transform:uppercase}
.nav-arrows .info .ttl{font-family:var(--serif);font-size:16px;font-weight:600;color:var(--cream);margin-top:4px}
.nav-arrows a.next{flex-direction:row-reverse;text-align:right}

/* article detail body */
.article-body{max-width:720px;margin:0 auto}
.article-body p{font-size:16px;line-height:1.95;color:var(--cream);margin-bottom:24px}
.article-body h3{font-family:var(--serif);font-size:24px;font-weight:600;margin:48px 0 20px}
.article-body blockquote{
  border-left:3px solid var(--vermilion);padding:20px 28px;margin:36px 0;
  background:var(--surface);border-radius:0 12px 12px 0;
  font-family:var(--serif);font-size:18px;font-style:italic;line-height:1.8;color:var(--gold-bright);
}
.article-body ul{margin-bottom:24px;padding-left:0;list-style:none}
.article-body ul li{font-size:15px;line-height:1.9;color:var(--cream);padding-left:24px;position:relative;margin-bottom:10px}
.article-body ul li::before{content:'◆';color:var(--gold);font-size:8px;position:absolute;left:0;top:9px}
.article-meta-bar{
  display:flex;gap:20px;align-items:center;padding:20px 0;
  border-bottom:1px solid var(--line);margin-bottom:40px;
}
.article-meta-bar .am-tag{
  background:var(--vermilion);color:#fff;border-radius:100px;
  padding:4px 14px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
}
.article-meta-bar .am-info{font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}

/* category FAQ on detail pages */
.cat-faq{max-width:760px;margin:0 auto}
.cat-faq .faq-item{
  border-bottom:1px solid var(--line);overflow:hidden;
}
.cat-faq .faq-q{
  padding:24px 0;display:flex;justify-content:space-between;align-items:center;cursor:pointer;
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--cream);width:100%;text-align:left;
  background:none;border:none;transition:color var(--dur-fast);
}
.cat-faq .faq-q:hover{color:var(--gold)}
.cat-faq .faq-q .pm{font-size:22px;color:var(--gold);transition:transform var(--dur-fast)}
.cat-faq .faq-item.open .pm{transform:rotate(45deg)}
.cat-faq .faq-a{
  display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--dur-mid) var(--ease-out-quart);
}
.cat-faq .faq-item.open .faq-a{grid-template-rows:1fr}
.cat-faq .faq-a-inner{overflow:hidden}
.cat-faq .faq-a p{padding:0 0 24px;color:var(--muted);font-size:14.5px;line-height:1.85}

/* responsive for detail pages */
@media(max-width:1080px){
  .cat-hero-band{grid-template-columns:1fr}
  .cat-hero-band .ph{min-height:280px}
  .cat-hero-band .body{padding:40px 32px}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .cso-grid{grid-template-columns:1fr}
  .spec-table th{width:160px}
  .nav-arrows{flex-direction:column}
  .nav-arrows a.next{flex-direction:row;text-align:left}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .cat-cta-band{flex-direction:column;text-align:center;padding:28px 24px}
}
@media(max-width:720px){
  .gallery-grid{grid-template-columns:1fr}
  .case-metrics{gap:24px;padding:24px}
  .cat-hero-band .body{padding:32px 24px}
  .spec-table th,.spec-table td{padding:12px 16px;font-size:13px}
  .spec-table th{width:120px}
  .prod-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
}

/* ============ PRODUCT GRID (data-driven, newest first) ============ */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.prod-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.prod-card:hover{transform:translateY(-6px);border-color:var(--line-strong)}
.prod-card .ph{position:relative;aspect-ratio:4/3;overflow:hidden}
.prod-card .ph img{width:100%;height:100%;object-fit:cover;opacity:.78;transition:transform .6s var(--ease-out-quart),opacity .6s}
.prod-card:hover .ph img{opacity:1;transform:scale(1.05)}
.prod-new{
  position:absolute;top:12px;left:12px;background:var(--vermilion);color:#fff;
  border-radius:100px;padding:3px 12px;font-family:var(--mono);font-size:9.5px;
  letter-spacing:.16em;box-shadow:0 4px 14px rgba(216,64,42,.45);
}
.prod-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod-body h4{font-family:var(--serif);font-size:16.5px;font-weight:600}
.prod-body p{font-size:12.5px;color:var(--muted);line-height:1.7;flex:1}
.prod-date{font-family:var(--mono);font-size:10px;color:var(--faint);letter-spacing:.14em;text-transform:uppercase}

/* full-width CTA banner under category grids */
.cat-cta-band{
  margin-top:26px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:32px 38px;
}
.cat-cta-band .t{font-family:var(--serif);font-size:22px;font-weight:600}
.cat-cta-band .d{color:var(--muted);font-size:13.5px;margin-top:6px;line-height:1.7;max-width:560px}
.cat-cta-band .go{
  flex-shrink:0;background:linear-gradient(120deg,var(--vermilion),var(--vermilion-deep));color:#fff;
  border-radius:100px;padding:13px 30px;font-size:13px;letter-spacing:.08em;font-weight:500;
  text-decoration:none;transition:transform var(--dur-fast) var(--ease-out-quart),box-shadow var(--dur-fast);
  display:inline-block;
}
.cat-cta-band .go:hover{transform:translateY(-2px);box-shadow:0 10px 34px rgba(216,64,42,.4)}

/* ============ PRODUCT CARD LINKS + TAGS ============ */
a.prod-card{display:block;text-decoration:none;color:inherit}
.prod-cat{
  font-family:var(--mono);font-size:9.5px;color:var(--gold);letter-spacing:.2em;
  text-transform:uppercase;margin-bottom:2px;
}
.prod-go{
  font-size:11.5px;color:var(--vermilion);letter-spacing:.06em;font-weight:500;
  opacity:0;transform:translateY(4px);
  transition:opacity var(--dur-fast) var(--ease-out-quart),transform var(--dur-fast) var(--ease-out-quart);
}
.prod-card:hover .prod-go{opacity:1;transform:none}

/* ============ PRODUCTS PAGE ============ */
.cat-stats{display:flex;gap:0;margin-top:44px;border-top:1px solid var(--line);flex-wrap:wrap}
.cstat{
  flex:1;min-width:140px;padding:22px 26px 0 0;
  display:flex;flex-direction:column;gap:4px;
}
.cstat+.cstat{padding-left:26px;border-left:1px solid var(--line)}
.cstat .n{font-family:var(--serif);font-size:34px;font-weight:500;color:var(--gold-bright);line-height:1}
.cstat .l{font-family:var(--mono);font-size:10px;color:var(--faint);letter-spacing:.16em;text-transform:uppercase}
.filter-count{
  margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--faint);
  letter-spacing:.14em;white-space:nowrap;
}
.coll-index{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.coll-card{
  display:flex;flex-direction:column;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px 26px 24px;
  text-decoration:none;color:inherit;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.coll-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.coll-card .ci-no{font-family:var(--mono);font-size:10.5px;color:var(--gold);letter-spacing:.22em}
.coll-card .ci-body h4{font-family:var(--serif);font-size:18px;font-weight:600;margin-bottom:8px}
.coll-card .ci-body p{font-size:12.5px;color:var(--muted);line-height:1.7;flex:1}
.coll-card .ci-go{font-size:11.5px;color:var(--vermilion);letter-spacing:.06em;font-weight:500}

/* ============ PRODUCT DETAIL ============ */
.pd-hero{
  display:grid;grid-template-columns:1.15fr 1fr;
  border-bottom:1px solid var(--line);
}
.pd-media{position:relative;min-height:560px;overflow:hidden;background:var(--ink-2)}
.pd-media img{width:100%;height:100%;object-fit:cover;opacity:.85;position:absolute;inset:0}
.pd-badge{
  position:absolute;left:26px;bottom:24px;
  display:flex;flex-direction:column;gap:2px;
  background:rgba(11,7,5,.72);backdrop-filter:blur(8px);
  border:1px solid var(--line-strong);border-radius:12px;padding:14px 20px;
}
.pd-badge .n{font-family:var(--serif);font-size:30px;font-weight:500;color:var(--gold-bright);line-height:1}
.pd-badge .n .u{font-size:16px;color:var(--gold)}
.pd-badge .l{font-family:var(--mono);font-size:9.5px;color:var(--muted);letter-spacing:.2em;text-transform:uppercase}
.pd-info{
  padding:56px 56px 48px;display:flex;flex-direction:column;gap:18px;
  background:var(--ink-2);border-left:1px solid var(--line);justify-content:center;
}
.pd-tag{font-family:var(--mono);font-size:10.5px;color:var(--gold);letter-spacing:.22em;text-transform:uppercase}
.pd-title{
  font-family:var(--serif);font-weight:600;font-size:clamp(30px,3.4vw,46px);
  line-height:1.12;letter-spacing:-.01em;
}
.pd-desc{color:var(--muted);font-size:14.5px;line-height:1.85}
.pd-meta{display:flex;flex-direction:column;border-top:1px solid var(--line);margin-top:6px}
.pm-row{
  display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:baseline;
  padding:11px 0;border-bottom:1px solid var(--line);
}
.pm-row .k{font-family:var(--mono);font-size:9.5px;color:var(--faint);letter-spacing:.18em;text-transform:uppercase}
.pm-row .v{font-size:13px;color:var(--cream)}
.pm-row a.v{color:var(--gold);text-decoration:none;transition:color var(--dur-fast)}
.pm-row a.v:hover{color:var(--gold-bright)}
.pd-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}

.pd-inc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pd-inc{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px 24px;
  display:flex;flex-direction:column;gap:10px;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.pd-inc:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.pd-inc .pi-icon{
  width:40px;height:40px;border:1px solid var(--line-strong);border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:17px;color:var(--gold);
}
.pd-inc h4{font-family:var(--serif);font-size:16px;font-weight:600}
.pd-inc p{font-size:12.5px;color:var(--muted);line-height:1.7}

.pd-stage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pd-stage{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px 24px 22px;
  text-decoration:none;color:inherit;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.pd-stage:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.pd-stage .ps-no{font-family:var(--mono);font-size:10.5px;color:var(--gold);letter-spacing:.22em}
.pd-stage h4{font-family:var(--serif);font-size:16.5px;font-weight:600}
.pd-stage p{font-size:12.5px;color:var(--muted);line-height:1.7}

.pd-cust-wrap{
  display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:start;
}
.pd-related-more{margin-top:34px;text-align:center}
.pd-related-more a{
  font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.16em;
  text-transform:uppercase;text-decoration:none;transition:color var(--dur-fast);
}
.pd-related-more a:hover{color:var(--gold)}

@media(max-width:1080px){
  .pd-hero{grid-template-columns:1fr}
  .pd-media{min-height:380px}
  .pd-info{padding:44px 40px;border-left:none;border-top:1px solid var(--line)}
  .pd-inc-grid{grid-template-columns:repeat(2,1fr)}
  .pd-stage-grid{grid-template-columns:repeat(2,1fr)}
  .pd-cust-wrap{grid-template-columns:1fr;gap:40px}
  .coll-index{grid-template-columns:repeat(2,1fr)}
  .cstat{min-width:calc(50% - 26px)}
}
@media(max-width:720px){
  .pd-media{min-height:300px}
  .pd-info{padding:36px 24px}
  .pd-inc-grid{grid-template-columns:1fr}
  .pd-stage-grid{grid-template-columns:1fr}
  .coll-index{grid-template-columns:1fr}
  .pm-row{grid-template-columns:110px 1fr}
  .cstat{min-width:100%;padding-left:0}
  .cstat+.cstat{padding-left:0;border-left:none;border-top:1px solid var(--line);margin-top:14px;padding-top:18px}
  .cat-stats{flex-direction:column}
}

/* ============ CONTACT PAGE ============ */
.rfq-side .sub{color:var(--muted);font-size:14.5px;line-height:1.85;margin-top:16px;max-width:420px}
.contact-channel{margin-top:36px;display:flex;flex-direction:column;border-top:1px solid var(--line)}
.ch-row{
  display:flex;gap:18px;align-items:flex-start;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.ch-row .ch-ic{
  width:38px;height:38px;flex:none;border:1px solid var(--line-strong);border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:16px;color:var(--gold);
}
.ch-row .ch-k{display:block;font-family:var(--mono);font-size:9.5px;color:var(--faint);letter-spacing:.18em;text-transform:uppercase;margin-bottom:3px}
.ch-row .ch-v{font-size:13.5px;color:var(--cream)}
a.ch-v{color:var(--gold);text-decoration:none;transition:color var(--dur-fast)}
a.ch-v:hover{color:var(--gold-bright)}
.contact-promise{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.cp-item{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 16px;display:flex;flex-direction:column;gap:4px}
.cp-item .cp-n{font-family:var(--serif);font-size:26px;font-weight:500;color:var(--gold-bright);line-height:1}
.cp-item .cp-l{font-size:11px;color:var(--faint);line-height:1.5}

.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.route-card{
  display:flex;flex-direction:column;gap:12px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px 24px;
  text-decoration:none;color:inherit;
  transition:transform var(--dur-mid) var(--ease-out-quart),border-color var(--dur-mid);
}
.route-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.route-card .rt-ic{
  width:40px;height:40px;border:1px solid var(--line-strong);border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:17px;color:var(--gold);
}
.route-card h4{font-family:var(--serif);font-size:16.5px;font-weight:600}
.route-card p{font-size:12.5px;color:var(--muted);line-height:1.7;flex:1}
.route-card .rt-go{font-size:11.5px;color:var(--vermilion);letter-spacing:.06em;font-weight:500}

/* ============ FACTORY TOUR PAGE ============ */
.ft-hero{
  position:relative;overflow:hidden;
  min-height:78vh;display:flex;align-items:flex-end;
  padding:140px 0 90px;border-bottom:1px solid var(--line);
}
.ft-hero-bg{position:absolute;inset:0}
.ft-hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.45}
.ft-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,7,5,.94) 6%,rgba(11,7,5,.55) 45%,rgba(11,7,5,.35));
}
.ft-hero .glow-orb{z-index:1}
.ft-hero-content{position:relative;z-index:2}
.ft-hero-content h1{
  font-family:var(--serif);font-weight:600;font-size:clamp(44px,6.5vw,86px);
  line-height:1.04;letter-spacing:-.015em;margin:18px 0 22px;
}
.ft-sub{color:var(--cream);font-size:clamp(15px,1.4vw,17.5px);line-height:1.8;max-width:560px;opacity:.92}
.ft-stats-band{border-bottom:1px solid var(--line);background:var(--ink-2)}
.ft-stats{display:flex;flex-wrap:wrap;padding:26px 0}
.ft-stats .cstat{padding-top:0}
.ft-gallery{
  display:grid;gap:16px;
  grid-template-columns:repeat(4,1fr);
  grid-template-rows:300px 220px 220px;
}
.ft-gallery div{overflow:hidden;border-radius:12px;border:1px solid var(--line)}
.ft-gallery img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:transform .8s var(--ease-out-quart),opacity .6s}
.ft-gallery div:hover img{opacity:1;transform:scale(1.045)}
.ft-gallery .fg-a{grid-column:span 2;grid-row:span 2}
.ft-gallery .fg-b{grid-column:span 2}
.ft-gallery .fg-c,.ft-gallery .fg-d,.ft-gallery .fg-e{}
.ft-photo-note{
  margin-top:26px;text-align:center;
  font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.18em;text-transform:uppercase;
}
.visit-ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.visit-note{margin-top:22px;font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.14em;text-transform:uppercase}

/* ============ FAQ PAGE ============ */
.faq-layout{display:grid;grid-template-columns:220px 1fr;gap:64px;align-items:start}
.faq-nav{position:sticky;top:110px;display:flex;flex-direction:column;gap:2px}
.faq-nav .fn-title{
  font-family:var(--mono);font-size:10px;color:var(--faint);
  letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px;
}
.faq-nav a{
  font-size:13px;color:var(--muted);text-decoration:none;
  padding:9px 0 9px 16px;border-left:1px solid var(--line);
  transition:color var(--dur-fast),border-color var(--dur-fast);
}
.faq-nav a:hover{color:var(--gold-bright);border-left-color:var(--gold)}
.faq-group{margin-bottom:64px}
.faq-group:last-child{margin-bottom:0}
.fg-head{display:flex;gap:20px;align-items:baseline;margin-bottom:26px}
.fg-head .fg-no{
  font-family:var(--serif);font-size:clamp(40px,4vw,56px);font-weight:400;
  color:var(--gold);opacity:.35;line-height:1;flex:none;
}
.fg-head h2{font-family:var(--serif);font-weight:600;font-size:clamp(24px,2.6vw,34px);line-height:1.2;letter-spacing:-.01em}
.faq-list{border-top:1px solid var(--line)}
.faq-list .faq-a-inner p a{color:var(--gold);text-decoration:none;border-bottom:1px solid var(--gold-soft)}
.faq-list .faq-a-inner p a:hover{color:var(--gold-bright);border-bottom-color:var(--gold)}

@media(max-width:1080px){
  .route-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:44px}
  .faq-nav{position:static;flex-direction:row;flex-wrap:wrap;gap:10px;border-bottom:1px solid var(--line);padding-bottom:18px}
  .faq-nav .fn-title{width:100%}
  .faq-nav a{border-left:none;padding:6px 14px;border:1px solid var(--line);border-radius:999px;font-size:12px}
}
@media(max-width:720px){
  .rfq-wrap{grid-template-columns:1fr;gap:44px}
  .contact-promise{grid-template-columns:repeat(2,1fr);gap:8px}
  .cp-item{padding:14px 10px}
  .cp-item .cp-n{font-size:20px}
  .cp-item .cp-l{font-size:9.5px}
  .route-grid{grid-template-columns:1fr}
  .ft-hero{min-height:64vh;padding:120px 0 70px}
  .ft-gallery{grid-template-columns:1fr;grid-template-rows:auto}
  .ft-gallery div{grid-column:span 1;grid-row:auto;height:240px}
  .ft-gallery .fg-a{height:320px}
  .fg-head{flex-direction:column;gap:6px}
  .contact-promise{grid-template-columns:1fr}
}

/* ============ SERVICES PAGE ============ */
.sv-step{
  display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;border-bottom:1px solid var(--line);
}
.sv-step:nth-child(even) .sv-step-media{order:2}
.sv-step-media{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.sv-step-media img{width:100%;height:auto;object-fit:contain;opacity:.85;transition:transform .8s var(--ease-out-quart),opacity .6s;display:block}
.sv-step:hover .sv-step-media img{opacity:1;transform:scale(1.03)}
.sv-step-no{
  position:absolute;top:18px;left:20px;
  font-family:var(--serif);font-size:56px;font-weight:500;color:var(--gold-bright);
  text-shadow:0 2px 24px rgba(0,0,0,.6);line-height:1;opacity:.92;
}
.sv-tag{
  display:inline-block;
  font-family:var(--mono);font-size:10px;color:var(--gold);letter-spacing:.2em;
  text-transform:uppercase;border:1px solid var(--line-strong);border-radius:999px;
  padding:7px 14px;margin-bottom:16px;
}
.sv-step-body h3{font-family:var(--serif);font-weight:600;font-size:clamp(26px,2.6vw,34px);line-height:1.15;letter-spacing:-.01em;margin-bottom:14px}
.sv-step-body > p{color:var(--muted);font-size:14.5px;line-height:1.85;max-width:480px}
.sv-alt-note{
  margin-top:44px;display:flex;gap:20px;align-items:baseline;flex-wrap:wrap;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px 24px;
}
.sv-alt-note .sa-k{font-family:var(--mono);font-size:10.5px;color:var(--gold);letter-spacing:.16em;text-transform:uppercase;flex:none}
.sv-alt-note .sa-v{font-size:13px;color:var(--muted);line-height:1.7;flex:1;min-width:260px}
.sv-lifecycle-note{
  margin-top:34px;text-align:center;
  font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.14em;text-transform:uppercase;
}
.sv-compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:960px;margin:0 auto}
.sv-col{
  border:1px solid var(--line);border-radius:14px;padding:30px 28px;
  background:var(--surface);display:flex;flex-direction:column;gap:16px;
}
.sv-col .sv-col-head{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  padding-bottom:14px;border-bottom:1px solid var(--line);
}
.sv-col.fragmented .sv-col-head{color:var(--faint)}
.sv-col.turnkey{border-color:var(--gold-soft);background:linear-gradient(160deg,rgba(229,158,58,.07),transparent 55%),var(--surface)}
.sv-col.turnkey .sv-col-head{color:var(--gold)}
.sv-col ul{list-style:none;display:flex;flex-direction:column;gap:13px;flex:1}
.sv-col li{position:relative;padding-left:26px;font-size:13.5px;color:var(--muted);line-height:1.65}
.sv-col.fragmented li::before{
  content:'—';position:absolute;left:0;color:var(--faint);
}
.sv-col.turnkey li::before{
  content:'✓';position:absolute;left:0;color:var(--gold);font-weight:600;
}

@media(max-width:1080px){
  .sv-step{grid-template-columns:1fr;gap:26px;padding:36px 0}
  .sv-step:nth-child(even) .sv-step-media{order:0}
  .sv-compare{grid-template-columns:1fr}
}
@media(max-width:720px){
  .sv-step-no{font-size:40px;top:14px;left:16px}
  .sv-step{padding:30px 0}
}

/* ============ REDUCED MOTION ============ */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .glow-orb{animation:none}
  .marquee-track{animation:none;flex-wrap:wrap}
  .has-js .rv{opacity:1;transform:none;transition:none}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
}