:root{
  --bg:#071118;
  --bg-2:#0b1821;
  --panel:#10232e;
  --panel-2:#132a36;
  --text:#f4f8fa;
  --muted:#9db0bb;
  --line:rgba(255,255,255,.10);
  --brand:#36c3c8;
  --brand-2:#74e5d2;
  --brand-dark:#11878d;
  --white:#ffffff;
  --shadow:0 22px 60px rgba(0,0,0,.28);
  --radius:22px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand-2);font-weight:800}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--brand)}
h1,h2,h3{line-height:1.08;margin:0 0 18px;letter-spacing:-.035em}
h1{font-size:clamp(3rem,6.5vw,6.5rem);max-width:950px}
h2{font-size:clamp(2.1rem,4vw,4.1rem)}
h3{font-size:1.35rem}
p{margin:0 0 20px;color:var(--muted)}
.lead{font-size:clamp(1.05rem,1.5vw,1.28rem);max-width:760px;color:#cbd7dd}
.small{font-size:.92rem}
.muted{color:var(--muted)}
.topbar{background:#091820;border-bottom:1px solid var(--line);font-size:.78rem;color:#afc0c8}
.topbar .container{display:flex;justify-content:space-between;gap:18px;padding:9px 0}
.nav{position:sticky;top:0;z-index:40;background:rgba(7,17,24,.86);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.04em}
.logo-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#06232a;font-weight:1000;box-shadow:0 10px 30px rgba(54,195,200,.2)}
.logo-copy strong{display:block;font-size:1rem;line-height:1}.logo-copy span{display:block;color:#87a3ae;font-size:.63rem;letter-spacing:.18em;margin-top:5px}
.nav-links{display:flex;align-items:center;gap:26px;font-size:.92rem;color:#c3d0d6}
.nav-links a:hover{color:#fff}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;padding:13px 20px;font-weight:800;border:1px solid transparent;transition:.2s ease;cursor:pointer}
.btn-primary,.nav-cta{background:var(--brand);color:#05242a}
.btn-primary:hover,.nav-cta:hover{background:var(--brand-2);transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.03);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.menu-btn{display:none;background:none;color:white;border:0;font-size:1.45rem}
.hero{position:relative;overflow:hidden;padding:90px 0 70px;min-height:700px;display:flex;align-items:center}
.hero:before{content:"";position:absolute;inset:-25% 40% 15% -25%;background:radial-gradient(circle at 55% 45%,rgba(54,195,200,.23),transparent 57%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center;position:relative}
.hero-copy .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-meta b{font-size:1.3rem;color:#fff;display:block}.hero-meta span{font-size:.8rem;color:#839aa5;text-transform:uppercase;letter-spacing:.1em}
.hero-visual{position:relative}
.hero-card{background:linear-gradient(180deg,#edf6f7,#d9e7ec);border-radius:32px;min-height:520px;box-shadow:var(--shadow);overflow:hidden;position:relative}
.hero-card img{width:100%;height:520px;object-fit:cover;object-position:center}
.hero-badge{position:absolute;left:-20px;bottom:28px;background:#fff;color:#0a1d24;padding:18px 22px;border-radius:18px;box-shadow:var(--shadow);max-width:280px}
.hero-badge strong{display:block;font-size:1.05rem}.hero-badge span{font-size:.82rem;color:#56707a}
.section{padding:92px 0}
.section.alt{background:var(--bg-2)}
.section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:42px}.section-head p{max-width:590px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:linear-gradient(180deg,var(--panel),#0d1e27);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.card-body{padding:26px}
.product-card .image{background:#e8f1f3;aspect-ratio:1.12/1;overflow:hidden}
.product-card .image img{width:100%;height:100%;object-fit:cover}
.product-card .specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}
.product-card .specs div{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:14px;padding:12px}
.product-card .specs b{display:block;color:#fff;font-size:1rem}.product-card .specs span{font-size:.72rem;color:#829aa5}
.product-card .card-actions{display:flex;gap:10px;flex-wrap:wrap}
.feature{padding:26px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.025)}
.feature .num{width:38px;height:38px;border-radius:12px;background:rgba(54,195,200,.13);color:var(--brand-2);display:grid;place-items:center;font-weight:900;margin-bottom:24px}
.feature p{font-size:.93rem}
.factory-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
.factory-main,.factory-side img{border-radius:22px;overflow:hidden;border:1px solid var(--line)}
.factory-main img{width:100%;height:100%;min-height:530px;object-fit:cover}.factory-side{display:grid;grid-template-rows:1fr 1fr;gap:22px}.factory-side img{width:100%;height:254px;object-fit:cover}
.trust-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden;margin-top:34px}
.trust-strip div{background:#0c1c24;padding:22px;text-align:center}.trust-strip b{display:block;color:#fff;font-size:1.05rem}.trust-strip span{font-size:.76rem;color:#8197a1}
.cta{padding:74px 0}.cta-panel{padding:60px;border-radius:30px;background:linear-gradient(130deg,#13333e,#10242e 55%,#0d2028);border:1px solid rgba(116,229,210,.18);position:relative;overflow:hidden}.cta-panel:after{content:"";position:absolute;width:420px;height:420px;right:-150px;top:-190px;background:radial-gradient(circle,rgba(54,195,200,.26),transparent 68%)}
.cta-panel .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;position:relative;z-index:2}
.footer{border-top:1px solid var(--line);padding:50px 0 30px;background:#061016}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:40px}.footer h4{margin:0 0 14px}.footer a{display:block;color:#93a8b1;margin:8px 0;font-size:.9rem}.footer a:hover{color:white}.copyright{margin-top:36px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:.78rem;color:#718892}
.page-hero{padding:90px 0 60px;background:linear-gradient(180deg,#0a1a23,#071118)}
.page-hero h1{font-size:clamp(2.7rem,5.5vw,5rem)}
.breadcrumb{font-size:.82rem;color:#77909b;margin-bottom:22px}.breadcrumb a{color:var(--brand-2)}
.product-hero{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:center}.product-shot{background:#edf4f6;border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}.product-shot img{width:100%;height:560px;object-fit:cover}
.spec-table{width:100%;border-collapse:collapse;margin-top:22px}.spec-table tr{border-bottom:1px solid var(--line)}.spec-table td{padding:14px 10px}.spec-table td:first-child{color:#8ba0aa;width:48%}.spec-table td:last-child{color:#fff;font-weight:700}
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.kpi{padding:18px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.025)}.kpi b{display:block;font-size:1.22rem;color:#fff}.kpi span{font-size:.76rem;color:#8ea4ad}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.gallery img{height:285px;width:100%;object-fit:cover;border-radius:18px;border:1px solid var(--line)}
.about-split{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;align-items:center}.about-split img{border-radius:24px;box-shadow:var(--shadow)}
.form-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:34px}.contact-panel{padding:30px;border-radius:22px;background:var(--panel);border:1px solid var(--line)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.field label{display:block;font-size:.78rem;color:#9ab0ba;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border-radius:12px;border:1px solid var(--line);background:#0a1820;color:#fff;padding:13px 14px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand)}.field.full{grid-column:1/-1}.field textarea{min-height:140px;resize:vertical}
.notice{padding:14px 16px;border-left:3px solid var(--brand);background:rgba(54,195,200,.07);border-radius:0 12px 12px 0;color:#a9bec6;font-size:.86rem}
@media (max-width:980px){.nav-links{display:none}.menu-btn{display:block}.nav-links.open{position:absolute;display:flex;flex-direction:column;align-items:stretch;gap:0;top:76px;left:0;right:0;background:#081820;padding:18px 24px;border-bottom:1px solid var(--line)}.nav-links.open a{padding:12px 4px}.hero{padding-top:65px}.hero-grid,.product-hero,.about-split,.form-wrap,.factory-grid{grid-template-columns:1fr}.hero-card{min-height:430px}.hero-card img{height:430px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.factory-main img{min-height:420px}.footer-grid{grid-template-columns:1fr 1fr}.product-shot img{height:auto}}
@media (max-width:640px){.container{width:min(100% - 28px,var(--max))}.topbar{display:none}.nav-inner{height:68px}.nav-links.open{top:68px}.hero{min-height:auto;padding:56px 0}.hero-grid{gap:32px}.hero-card{min-height:360px}.hero-card img{height:360px}.hero-badge{left:14px;bottom:14px}.section{padding:70px 0}.section-head{display:block}.grid-2,.grid-3,.grid-4,.kpi-row,.form-grid{grid-template-columns:1fr}.trust-strip{grid-template-columns:1fr 1fr}.factory-side{grid-template-rows:auto}.factory-side img{height:220px}.cta-panel{padding:34px 24px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.gallery{grid-template-columns:1fr 1fr}.gallery img{height:220px}.field.full{grid-column:auto}.nav-cta{display:none}}

/* Expanded product portfolio */
.portfolio-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.portfolio-card{background:var(--panel);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.portfolio-card>img{width:100%;height:360px;object-fit:cover;background:#eef4f5}
.portfolio-card.wide{grid-column:1/-1;display:grid;grid-template-columns:1.2fr .8fr}
.portfolio-card.wide>img{height:100%;min-height:420px}
.portfolio-body{padding:26px}.portfolio-body h3{margin:8px 0 12px;font-size:1.45rem}.portfolio-body p{color:#9fb1ba}
.mini-specs{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.mini-specs span{border:1px solid var(--line);background:#0a1820;padding:7px 10px;border-radius:999px;font-size:.78rem;color:#cfe0e6}
.portfolio-body>a:not(.btn){color:var(--brand-2);font-weight:700}.center-actions{text-align:center;margin-top:32px}
.ci-showcase{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.ci-showcase>img{width:100%;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow)}
.ci-copy h3{font-size:2rem;margin:0 0 14px}.trust-strip.compact{grid-template-columns:repeat(3,1fr)}
@media(max-width:980px){.portfolio-card.wide,.ci-showcase{grid-template-columns:1fr}.portfolio-card.wide>img{min-height:0;height:auto}}
@media(max-width:700px){.portfolio-grid{grid-template-columns:1fr}.portfolio-card.wide{grid-column:auto}.portfolio-card>img{height:260px}.trust-strip.compact{grid-template-columns:1fr}}