/* =========================================================
   STE — Steeltech Engineering Works
   ========================================================= */
:root{
  --red:#DA1219;
  --red-2:#ff2a32;
  --red-dk:#9e0b10;
  --ink:#0b0c0e;
  --ink-2:#14161a;
  --ink-3:#1d2026;
  --steel:#c9ced6;
  --steel-2:#8a919c;
  --paper:#f4f3ef;
  --line:rgba(255,255,255,.09);
  --line-dk:rgba(0,0,0,.1);
  --ease:cubic-bezier(.2,.8,.2,1);
  --font:'Archivo',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip}
body{font-family:var(--font);background:var(--ink);color:#fff;overflow-x:hidden;-webkit-font-smoothing:antialiased;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{font-family:var(--mono);letter-spacing:.08em}
.red{color:var(--red)}
.outline{-webkit-text-stroke:1.5px #fff;color:transparent}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.section{padding:130px 0;position:relative}
h2{font-size:clamp(2.1rem,4.6vw,3.9rem);line-height:1.02;font-weight:900;letter-spacing:-.025em}
.kicker{font-size:.74rem;color:var(--red);margin-bottom:22px}
.section-head{margin-bottom:64px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;background:var(--red);color:#fff;font-weight:700;font-size:.95rem;padding:16px 28px;border:0;cursor:pointer;position:relative;overflow:hidden;clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);transition:transform .3s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;background:#fff;transform:translateX(-101%);transition:transform .45s var(--ease)}
.btn:hover::before{transform:translateX(0)}
.btn:hover{color:var(--red)}
.btn > *,.btn{z-index:0}
.btn i{font-style:normal;transition:transform .3s}
.btn:hover i{transform:translateX(5px)}
.btn span,.btn i{position:relative}
.btn{isolation:isolate}
.btn::before{z-index:-1}
.btn-ghost{background:transparent;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.btn-ghost::before{background:var(--red)}
.btn-ghost:hover{color:#fff}
.btn-sm{padding:11px 20px;font-size:.85rem}

/* ---------- loader ---------- */
.loader{position:fixed;inset:0;background:var(--ink);z-index:100;display:grid;place-content:center;justify-items:center;gap:22px;transition:opacity .7s,visibility .7s}
.loader.done{opacity:0;visibility:hidden}
.loader-mark{width:96px;height:96px;background:var(--red);display:grid;place-items:end center;padding-bottom:10px;animation:pulse 1.2s infinite alternate}
.loader-mark span{font-weight:900;font-size:2rem;letter-spacing:-.04em}
.loader-bar{width:180px;height:2px;background:var(--line);overflow:hidden}
.loader-bar i{display:block;height:100%;width:40%;background:var(--red);animation:load 1s infinite var(--ease)}
.loader p{font-size:.68rem;color:var(--steel-2)}
@keyframes load{from{transform:translateX(-100%)}to{transform:translateX(260%)}}
@keyframes pulse{to{transform:scale(1.06);box-shadow:0 0 60px rgba(218,18,25,.5)}}

/* ---------- cursor & progress ---------- */
.cursor{position:fixed;width:34px;height:34px;border:1px solid var(--red);border-radius:50%;pointer-events:none;z-index:99;transform:translate(-50%,-50%);transition:width .25s,height .25s,background .25s;mix-blend-mode:difference}
.cursor.hover{width:64px;height:64px;background:rgba(218,18,25,.25)}
@media (hover:none){.cursor{display:none}}
.progress{position:fixed;top:0;left:0;height:3px;background:var(--red);width:0;z-index:60}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:22px 40px;transition:all .4s var(--ease)}
.nav.scrolled{padding:12px 40px;background:rgba(11,12,14,.78);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}
.brand-box{background:var(--red);font-weight:900;font-size:1.05rem;letter-spacing:-.03em;width:52px;height:46px;display:grid;place-items:end center;padding-bottom:4px}
.brand-text{font-size:.66rem;font-weight:800;letter-spacing:.24em;line-height:1.3}
.nav-links{display:flex;align-items:center;gap:34px;font-size:.9rem;font-weight:500}
.nav-links a:not(.btn){position:relative;color:rgba(255,255,255,.8)}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--red);transition:width .3s}
.nav-links a:not(.btn):hover{color:#fff}
.nav-links a:not(.btn):hover::after{width:100%}
.burger{display:none;background:none;border:0;width:32px;height:22px;position:relative;cursor:pointer}
.burger span{position:absolute;left:0;right:0;height:2px;background:#fff;transition:.3s}
.burger span:first-child{top:4px}.burger span:last-child{bottom:4px}
.burger.open span:first-child{top:10px;transform:rotate(45deg)}
.burger.open span:last-child{bottom:10px;transform:rotate(-45deg)}

/* =========================================================
   HERO
   ========================================================= */
.hero{min-height:100vh;position:relative;overflow:hidden;display:flex;align-items:center;padding:120px 0 80px;background:radial-gradient(ellipse at 70% 40%,#1c1013 0%,var(--ink) 60%)}
.sparks{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}
.hero-glow{position:absolute;width:700px;height:700px;right:-120px;top:10%;background:radial-gradient(circle,rgba(218,18,25,.28),transparent 65%);filter:blur(30px);animation:glow 6s ease-in-out infinite alternate}
@keyframes glow{to{transform:translate(-60px,40px) scale(1.15)}}
.grid-floor{position:absolute;inset:auto 0 0 0;height:55%;perspective:500px;overflow:hidden;z-index:0;mask-image:linear-gradient(to top,#000 10%,transparent)}
.grid-plane{position:absolute;left:-50%;right:-50%;top:0;height:200%;transform:rotateX(70deg);transform-origin:top;background-image:linear-gradient(rgba(218,18,25,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(218,18,25,.35) 1px,transparent 1px);background-size:60px 60px;animation:gridmove 3s linear infinite}
@keyframes gridmove{to{background-position:0 60px}}
.hero-inner{position:relative;z-index:2;max-width:1320px;margin:0 auto;padding:0 40px;width:100%;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:40px}
.eyebrow{font-size:.72rem;color:var(--steel);display:flex;align-items:center;gap:10px;margin-bottom:28px}
.dot{width:8px;height:8px;background:var(--red);border-radius:50%;box-shadow:0 0 0 0 rgba(218,18,25,.7);animation:ping 1.8s infinite}
@keyframes ping{to{box-shadow:0 0 0 14px rgba(218,18,25,0)}}
.hero-title{font-size:clamp(3rem,7.4vw,6.6rem);line-height:.92;font-weight:900;letter-spacing:-.045em;margin-bottom:30px}
.hero-title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero-title .line span{display:inline-block;transform:translateY(110%);transition:transform 1.1s var(--ease)}
.ready .hero-title .line span{transform:none}
.ready .hero-title .line:nth-child(2) span{transition-delay:.12s}
.ready .hero-title .line:nth-child(3) span{transition-delay:.24s}
.hero-sub{font-size:1.12rem;color:var(--steel);max-width:500px;margin-bottom:38px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;list-style:none;font-size:.66rem;color:var(--steel-2)}
.hero-tags li{border:1px solid var(--line);padding:7px 12px}
.hero-copy > *{opacity:0;transform:translateY(20px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.ready .hero-copy > *{opacity:1;transform:none}
.ready .hero-copy > :nth-child(3){transition-delay:.45s}
.ready .hero-copy > :nth-child(4){transition-delay:.55s}
.ready .hero-copy > :nth-child(5){transition-delay:.65s}

/* ---------- 3D stage ---------- */
.stage{position:relative;height:620px;perspective:1400px;display:grid;place-items:center}
.orbit{position:absolute;border:1px solid rgba(218,18,25,.35);border-radius:50%;transform-style:preserve-3d}
.o1{width:520px;height:520px;transform:rotateX(75deg);animation:spin 18s linear infinite}
.o2{width:420px;height:420px;transform:rotateX(75deg) rotateY(20deg);border-style:dashed;border-color:rgba(255,255,255,.15);animation:spin 26s linear infinite reverse}
.o3{width:600px;height:600px;transform:rotateX(75deg);border-color:rgba(255,255,255,.06)}
.o1::after{content:"";position:absolute;top:-5px;left:50%;width:10px;height:10px;background:var(--red);border-radius:50%;box-shadow:0 0 18px var(--red)}
@keyframes spin{to{rotate:z 360deg}}

.scene{position:relative;width:220px;height:320px;transform-style:preserve-3d;transform:rotateX(-12deg) rotateY(-32deg);transition:transform .2s linear}
.cab{position:absolute;inset:0;transform-style:preserve-3d;animation:float 6s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-16px)}}
.face{position:absolute;backface-visibility:visible}
.f-back{inset:0;transform:translateZ(-70px);background:linear-gradient(180deg,#2a2e35,#16181c)}
.f-left,.f-right{width:140px;height:320px;left:40px;background:linear-gradient(90deg,#9aa2ad,#d4d9e0 45%,#8d95a0);box-shadow:inset 0 0 0 1px rgba(0,0,0,.25)}
.f-left{transform:rotateY(-90deg) translateZ(110px)}
.f-right{transform:rotateY(90deg) translateZ(110px);background:linear-gradient(90deg,#6f7782,#aab1bb 50%,#737b86)}
.vents{position:absolute;left:30px;right:30px;top:40px;height:70px;background:repeating-linear-gradient(180deg,#2b2f36 0 4px,transparent 4px 10px);opacity:.8}
.f-left .vents{top:auto;bottom:40px}
.plate{position:absolute;left:22px;right:22px;bottom:30px;padding:6px;font-size:8px;text-align:center;background:#1a1c20;color:var(--steel);border:1px solid #444}
.f-top,.f-bottom{width:220px;height:140px;top:90px;background:linear-gradient(135deg,#e6e9ee,#9ea6b0)}
.f-top{transform:rotateX(90deg) translateZ(160px)}
.f-bottom{transform:rotateX(-90deg) translateZ(160px);background:#2a2d33}
.canopy{position:absolute;width:244px;height:168px;left:-12px;top:76px;transform:rotateX(90deg) translateZ(174px);background:linear-gradient(135deg,#ff3b42,var(--red) 50%,var(--red-dk));box-shadow:0 0 40px rgba(218,18,25,.4)}

.inner{position:absolute;left:14px;right:14px;top:14px;bottom:14px;transform:translateZ(-56px);transform-style:preserve-3d;background:#0d0f12;box-shadow:inset 0 0 40px rgba(218,18,25,.25);padding:16px 14px;display:flex;flex-direction:column;gap:12px}
.rack{background:#1b1e24;border:1px solid #2c3038;padding:6px;display:flex;gap:4px;flex-wrap:wrap}
.rack i{width:18px;height:10px;background:#2e333b;position:relative}
.rack i::after{content:"";position:absolute;right:2px;top:3px;width:3px;height:3px;border-radius:50%;background:#2bff88;box-shadow:0 0 6px #2bff88;animation:blink 1.4s infinite}
.rack i:nth-child(2n)::after{animation-delay:.4s;background:var(--red-2);box-shadow:0 0 6px var(--red-2)}
.rack i:nth-child(3n)::after{animation-delay:.9s}
@keyframes blink{50%{opacity:.15}}
.rack b{flex:1;height:34px;background:linear-gradient(180deg,#2a2f37,#1a1d22);border:1px solid #363b44}
.fibre{flex:1;border:1px dashed rgba(255,214,0,.35);border-radius:40px 40px 0 0;background:repeating-linear-gradient(90deg,transparent 0 10px,rgba(255,214,0,.25) 10px 12px)}

.door{position:absolute;inset:0;transform-origin:left center;transform:translateZ(70px) rotateY(0deg);transform-style:preserve-3d;animation:door 9s var(--ease) infinite}
@keyframes door{0%,18%{transform:translateZ(70px) rotateY(0)}38%,70%{transform:translateZ(70px) rotateY(-118deg)}90%,100%{transform:translateZ(70px) rotateY(0)}}
.door-front,.door-back{position:absolute;inset:0;backface-visibility:hidden}
.door-front{background:linear-gradient(115deg,#f1f3f6 0%,#c7ccd4 38%,#e9ecf0 52%,#9ca3ad 100%);box-shadow:inset 0 0 0 2px rgba(0,0,0,.18),inset 0 0 0 10px rgba(255,255,255,.25)}
.door-front::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.7) 45%,transparent 60%);background-size:250% 100%;animation:sheen 4s infinite}
@keyframes sheen{from{background-position:150% 0}to{background-position:-100% 0}}
.door-back{transform:rotateY(180deg);background:linear-gradient(90deg,#7b838e,#a9b0ba)}
.door-logo{position:absolute;left:24px;top:28px;width:62px;height:56px;background:var(--red);color:#fff;font-weight:900;font-size:1.05rem;display:grid;place-items:end center;padding-bottom:4px;letter-spacing:-.03em}
.door-handle{position:absolute;right:18px;top:130px;width:10px;height:62px;background:linear-gradient(90deg,#3a3f47,#8e959f,#3a3f47);border-radius:5px}
.led{position:absolute;right:22px;top:30px;width:8px;height:8px;border-radius:50%;background:#2bff88;box-shadow:0 0 12px #2bff88;animation:blink 2s infinite}
.door-vents{position:absolute;left:24px;right:24px;bottom:26px;height:50px;background:repeating-linear-gradient(180deg,rgba(0,0,0,.35) 0 3px,transparent 3px 8px)}
.shadow{position:absolute;width:300px;height:90px;left:-40px;bottom:-110px;background:radial-gradient(ellipse,rgba(0,0,0,.75),transparent 70%);transform:rotateX(90deg);animation:shadow 6s ease-in-out infinite}
@keyframes shadow{50%{opacity:.6;transform:rotateX(90deg) scale(.9)}}

.callout{position:absolute;font-size:.68rem;color:var(--steel);display:flex;align-items:center;gap:10px;background:rgba(20,22,26,.7);backdrop-filter:blur(6px);border:1px solid var(--line);padding:9px 14px;animation:bob 5s ease-in-out infinite}
.callout b{color:var(--red)}
.c1{top:16%;left:2%}.c2{top:46%;right:0;animation-delay:-1.6s}.c3{bottom:12%;left:8%;animation-delay:-3.2s}
@keyframes bob{50%{transform:translateY(-10px)}}

.scroll-hint{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);font-size:.62rem;color:var(--steel-2);display:flex;flex-direction:column;align-items:center;gap:10px;z-index:3}
.scroll-hint span{width:1px;height:46px;background:linear-gradient(var(--red),transparent);animation:drip 1.8s infinite}
@keyframes drip{from{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}to{transform:scaleY(0);transform-origin:bottom}}

/* ---------- marquee ---------- */
.marquee{background:var(--red);overflow:hidden;padding:20px 0;transform:rotate(-1.4deg) scale(1.03);margin:-10px 0;position:relative;z-index:4}
.track{display:flex;gap:34px;white-space:nowrap;width:max-content;animation:marq 32s linear infinite;font-weight:900;font-size:1.5rem;letter-spacing:-.01em}
.track em{font-style:normal;opacity:.6}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- about ---------- */
.about{background:var(--paper);color:var(--ink)}
.about .kicker{color:var(--red)}
.lead{font-size:1.35rem;font-weight:600;line-height:1.4;margin-bottom:20px}
.about-right p{color:#3a3d43}
.sig{margin-top:34px;display:grid;gap:18px;border-top:1px solid var(--line-dk);padding-top:24px}
.sig span{display:block;font-size:.66rem;color:var(--steel-2);margin-bottom:4px}
.sig b{font-weight:700}
.stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:100px;border-top:2px solid var(--ink)}
.stat{padding:34px 24px 0 0;border-right:1px solid var(--line-dk)}
.stat:last-child{border-right:0}
.stat:not(:first-child){padding-left:24px}
.num{font-size:clamp(2.4rem,4.4vw,3.8rem);font-weight:900;letter-spacing:-.04em;display:block;line-height:1}
.stat p{font-size:.9rem;color:#555;margin-top:12px}

/* ---------- expertise cards ---------- */
.expertise{background:var(--ink)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;perspective:1200px}
.card{background:var(--ink-2);border:1px solid var(--line);transform-style:preserve-3d;transition:transform .2s ease,border-color .3s;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,50%),rgba(218,18,25,.15),transparent 40%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{border-color:rgba(218,18,25,.5)}
.card:hover::after{opacity:1}
.card-art{height:230px;position:relative;display:grid;place-items:center;perspective:700px;background:linear-gradient(180deg,#1a1d22,#111316);border-bottom:1px solid var(--line);overflow:hidden}
.card-art::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:24px 24px}
.card-body{padding:32px 30px 36px;transform:translateZ(30px)}
.card-no{font-size:.72rem;color:var(--red)}
.card h3{font-size:1.45rem;font-weight:800;margin:10px 0 12px;letter-spacing:-.015em}
.card p{color:var(--steel);font-size:.95rem;margin-bottom:20px}
.card ul{list-style:none;display:grid;gap:9px;font-size:.9rem;color:#dfe2e6}
.card li{display:flex;gap:10px;align-items:baseline}
.card li::before{content:"";width:8px;height:2px;background:var(--red);flex:none;transform:translateY(-3px)}

/* card art: mini cabinet */
.mini-cab{width:90px;height:130px;background:linear-gradient(115deg,#eef0f3,#a7aeb8);transform:rotateY(-25deg) rotateX(8deg);box-shadow:20px 20px 40px rgba(0,0,0,.6),inset 0 0 0 2px rgba(0,0,0,.2);position:relative;animation:sway 5s ease-in-out infinite;padding:14px 12px;display:flex;flex-direction:column;gap:5px}
.mini-cab::before{content:"";position:absolute;left:-6px;right:-6px;top:-8px;height:10px;background:var(--red)}
.mini-cab i{height:5px;background:rgba(0,0,0,.25)}
.mini-cab b{position:absolute;right:10px;top:50px;width:5px;height:28px;background:#444;border-radius:3px}
@keyframes sway{50%{transform:rotateY(25deg) rotateX(8deg)}}
/* card art: kitchen table */
.table3d{width:170px;height:110px;position:relative;transform-style:preserve-3d;transform:rotateX(55deg) rotateZ(-30deg);animation:tbl 7s ease-in-out infinite}
@keyframes tbl{50%{transform:rotateX(55deg) rotateZ(30deg)}}
.table3d .top{position:absolute;inset:0;background:linear-gradient(135deg,#f5f7fa,#9aa2ad 60%,#e2e6eb);box-shadow:0 0 0 2px #7d8590}
.table3d .sink{position:absolute;right:16px;top:18px;width:58px;height:58px;background:linear-gradient(135deg,#6f7782,#c3c9d1);border-radius:6px;box-shadow:inset 4px 4px 10px rgba(0,0,0,.5)}
.table3d .leg{position:absolute;width:6px;height:80px;background:#b9c0c9;transform-origin:top;transform:rotateX(-90deg)}
.table3d .l1{left:6px;bottom:0}.table3d .l2{right:6px;bottom:0}
.table3d .shelf{position:absolute;inset:0;background:rgba(160,168,178,.35);transform:translateZ(-60px)}
/* card art: fabrication */
.sheet{width:150px;height:96px;background:linear-gradient(135deg,#dfe3e8,#8e96a1);transform:rotateX(55deg) rotateZ(-20deg);transform-style:preserve-3d;position:relative}
.sheet .fold{position:absolute;right:0;top:0;bottom:0;width:50px;background:linear-gradient(135deg,#c8ced6,#7a828d);transform-origin:left;animation:fold 3.5s var(--ease) infinite alternate}
@keyframes fold{from{transform:rotateY(0)}to{transform:rotateY(-95deg)}}
.arc{position:absolute;width:14px;height:14px;border-radius:50%;background:#fff;left:50%;top:52%;box-shadow:0 0 20px 8px #ffd27a,0 0 60px 20px rgba(218,18,25,.7);animation:arc .15s infinite alternate}
@keyframes arc{to{transform:scale(.7);opacity:.75}}

/* ---------- process ---------- */
.process{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative;padding-top:40px}
.step-line{position:absolute;top:12px;left:0;right:0;height:2px;background:var(--line)}
.step-line i{display:block;height:100%;width:0;background:var(--red);box-shadow:0 0 14px var(--red);transition:width .2s linear}
.step{position:relative}
.step::before{content:"";position:absolute;top:-34px;left:0;width:14px;height:14px;background:var(--ink);border:2px solid var(--red);transform:rotate(45deg)}
.s-no{font-size:2.6rem;font-weight:600;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.3);display:block;margin-bottom:14px;font-family:var(--font);letter-spacing:-.02em}
.step h4{font-size:1.1rem;font-weight:800;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--steel)}

/* ---------- R&D ---------- */
.rd{background:var(--ink-2);overflow:hidden}
.rd-grid{align-items:center}
.rd-img{position:relative}
.frame{position:relative;height:620px;overflow:hidden;clip-path:polygon(0 0,100% 0,100% calc(100% - 40px),calc(100% - 40px) 100%,0 100%)}
.frame img{width:100%;height:115%;object-fit:cover;object-position:center 40%;transform:translateY(var(--py,0));will-change:transform}
.frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(11,12,14,.7))}
.scanline{position:absolute;left:0;right:0;height:120px;background:linear-gradient(180deg,transparent,rgba(218,18,25,.25),transparent);animation:scan 4s linear infinite;z-index:2;mix-blend-mode:screen}
@keyframes scan{from{top:-120px}to{top:100%}}
.tag{position:absolute;left:20px;bottom:24px;font-size:.66rem;background:var(--red);padding:8px 12px;z-index:3}
.rd-copy p{color:var(--steel);margin:28px 0;font-size:1.05rem}
.pill-row{display:flex;flex-wrap:wrap;gap:10px}
.pill{border:1px solid var(--line);padding:9px 16px;font-size:.85rem;transition:.3s}
.pill:hover{border-color:var(--red);background:rgba(218,18,25,.1)}

/* ---------- strengths ---------- */
.strengths{background:var(--paper);color:var(--ink)}
.s-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:2px solid var(--ink)}
.s-item{padding:34px 22px 34px 0;border-right:1px solid var(--line-dk);transition:background .35s}
.s-item:not(:first-child){padding-left:22px}
.s-item:last-child{border-right:0}
.s-item:hover{background:#fff}
.ico{width:46px;height:46px;background:var(--red);color:#fff;display:grid;place-items:center;font-size:1rem;margin-bottom:22px;transition:transform .5s var(--ease)}
.s-item:hover .ico{transform:rotate(90deg)}
.s-item h4{font-size:1.08rem;font-weight:800;margin-bottom:8px}
.s-item p{font-size:.9rem;color:#4a4d53}

/* ---------- industries ---------- */
.industries{background:var(--ink)}
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.ind{background:var(--ink);padding:40px 34px;position:relative;overflow:hidden;transition:background .4s}
.ind::before{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--red);transition:width .5s var(--ease)}
.ind:hover{background:var(--ink-3)}
.ind:hover::before{width:100%}
.ind span{font-size:.7rem;color:var(--red)}
.ind h4{font-size:1.4rem;font-weight:800;margin:14px 0 6px;letter-spacing:-.01em}
.ind p{color:var(--steel-2);font-size:.92rem}

/* ---------- mission / vision ---------- */
.mv{background:var(--paper);color:var(--ink)}
.mv .two{gap:24px}
.mv-card{padding:52px 46px;background:#fff;border:1px solid var(--line-dk);min-height:300px}
.mv-card.dark{background:var(--red);color:#fff;border:0}
.mv-card.dark .kicker{color:#fff;opacity:.75}
.big{font-size:1.45rem;font-weight:600;line-height:1.4;letter-spacing:-.01em}
.commit{text-align:center;margin-top:100px;max-width:900px}
.commit p{color:#4a4d53;font-size:1.08rem;margin-bottom:26px}
.commit h3{font-size:clamp(1.8rem,4vw,3.2rem);font-weight:900;letter-spacing:-.03em;line-height:1.05}

/* ---------- contact ---------- */
.contact{background:var(--ink);background-image:radial-gradient(circle at 10% 90%,rgba(218,18,25,.18),transparent 45%)}
.c-list{margin-top:44px;display:grid;gap:26px}
.c-list span{font-size:.66rem;color:var(--red)}
.c-list p{font-size:1.08rem;margin-top:4px}
.c-list a:hover{color:var(--red)}
.form{background:var(--ink-2);border:1px solid var(--line);padding:40px;display:grid;gap:18px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form label{display:grid;gap:8px;font-size:.78rem;color:var(--steel);font-weight:500}
.form input,.form select,.form textarea{background:var(--ink);border:1px solid var(--line);color:#fff;font:inherit;font-size:.95rem;padding:13px 14px;outline:none;transition:border-color .3s;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--red)}
.form .btn{justify-self:start}
.form-note{font-size:.64rem;color:var(--steel-2)}

/* ---------- footer ---------- */
.footer{background:#060708;border-top:1px solid var(--line);padding-top:80px}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand img{width:110px;margin-bottom:18px}
.foot-brand p{color:var(--steel-2);font-size:.88rem;max-width:280px}
.foot h5{font-size:.68rem;color:var(--red);margin-bottom:18px}
.foot a,.foot span{display:block;color:var(--steel);font-size:.9rem;margin-bottom:10px;transition:color .2s}
.foot a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);margin-top:60px;padding-top:26px;padding-bottom:30px;font-size:.64rem;color:var(--steel-2)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(40px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;text-align:left}
  .stage{height:520px}
  .cards{grid-template-columns:1fr 1fr}
  .s-grid{grid-template-columns:repeat(3,1fr)}
  .s-item{border-bottom:1px solid var(--line-dk)}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:60px}
  .step-line{display:none}
}
@media (max-width:820px){
  .nav,.nav.scrolled{padding:14px 20px}
  .burger{display:block}
  .nav-links{position:fixed;inset:0;background:var(--ink);flex-direction:column;justify-content:center;gap:28px;font-size:1.5rem;transform:translateY(-100%);transition:transform .5s var(--ease)}
  .nav-links.open{transform:none}
  .two{grid-template-columns:1fr;gap:40px}
  .section{padding:90px 0}
  .wrap{padding:0 20px}
  .hero-inner{padding:0 20px}
  .stats{grid-template-columns:1fr 1fr;row-gap:30px}
  .stat{padding-left:0!important;padding-right:16px;border-right:0}
  .cards,.ind-grid{grid-template-columns:1fr}
  .s-grid{grid-template-columns:1fr 1fr}
  .s-item{padding-left:0!important;border-right:0}
  .steps{grid-template-columns:1fr 1fr}
  .stage{height:460px;transform:scale(.82)}
  .o3{display:none}
  .callout{display:none}
  .frame{height:460px}
  .form{padding:26px}
  .form .row{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr 1fr}
  .track{font-size:1.1rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* ---------- product photos in cards ---------- */
.card-art.photo{height:260px;padding:0;display:block}
.card-art.photo::before{display:none}
.card-art.photo img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform 1.2s var(--ease),filter .6s}
.card-art.photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(20,22,26,.85));pointer-events:none}
.card:hover .card-art.photo img{transform:scale(1.09)}
.ph-tag{position:absolute;left:16px;bottom:14px;z-index:2;font-size:.62rem;background:rgba(11,12,14,.75);backdrop-filter:blur(6px);border-left:2px solid var(--red);padding:6px 10px;color:#fff}

/* ---------- real logo in header ---------- */
.brand-logo{height:78px;width:auto;display:block;box-shadow:0 6px 24px rgba(0,0,0,.35);transition:height .4s var(--ease)}
.nav.scrolled .brand-logo{height:58px}
@media (max-width:820px){.brand-logo{height:62px}.nav.scrolled .brand-logo{height:50px}}
.foot-brand img{background:#fff}
.brand{gap:18px}
.brand .brand-text{font-size:.82rem;letter-spacing:.3em;line-height:1.45}
@media (max-width:820px){.brand{gap:14px}.brand .brand-text{font-size:.72rem;letter-spacing:.26em}}
.hero{padding-top:150px}