:root{--ink:#101827;--navy:#14243b;--muted:#647184;--yellow:#ffc400;--paper:#f5f7fa;--line:#e3e8ef;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}a{color:inherit;text-decoration:none}.wrap{width:min(1160px,calc(100% - 44px));margin:auto}
header{height:88px;display:flex;align-items:center;background:#fff;border-bottom:1px solid #edf0f4;position:sticky;top:0;z-index:20}.head{display:flex;align-items:center;justify-content:space-between;gap:28px}.brand img{width:240px;height:auto;display:block}.nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:650}.nav a:hover{color:#9b7600}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--yellow);color:#121820;font-weight:800;padding:14px 20px;border-radius:4px;transition:.2s}.nav-cta:hover,.btn:hover{background:#e9b300;transform:translateY(-1px)}.menu-btn{display:none;border:0;background:none;font-size:26px}
.hero{min-height:590px;display:flex;align-items:center;color:white;position:relative;overflow:hidden;background:#0b182a}
.hero-slides,.hero-slide{position:absolute;inset:0}
.hero-slide{opacity:0;visibility:hidden;transition:opacity .8s ease;background-size:cover;background-position:center}
.hero-slide.active{opacity:1;visibility:visible}
.hero-slide:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,24,42,.94) 0%,rgba(11,24,42,.82) 48%,rgba(11,24,42,.25) 100%)}
.hero:before{content:"";position:absolute;z-index:1;right:-100px;bottom:-220px;width:520px;height:520px;border:1px solid rgba(255,196,0,.38);border-radius:50%;box-shadow:0 0 0 50px rgba(255,196,0,.035),0 0 0 100px rgba(255,196,0,.025);pointer-events:none}
.hero-content{position:relative;z-index:2;max-width:760px;padding:88px 0}
.eyebrow{display:flex;align-items:center;gap:12px;text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:800;color:var(--yellow)}.eyebrow:before{content:"";width:32px;height:3px;background:var(--yellow)}h1{font-size:clamp(38px,5.2vw,66px);line-height:1.05;letter-spacing:-.035em;margin:24px 0 22px;max-width:760px}h1 span{color:var(--yellow)}.hero p{font-size:18px;color:#d9e0e9;max-width:590px;margin:0 0 30px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.btn-outline{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.55);padding:13px 20px;border-radius:4px;font-weight:750}.btn-outline:hover{background:rgba(255,255,255,.1)}.hero-note{margin-top:36px;display:flex;align-items:center;gap:12px;color:#d7deea;font-size:13px}.hero-note strong{color:white}.hero-note .dot{height:7px;width:7px;border-radius:50%;background:var(--yellow)}
.trust{background:var(--yellow);padding:20px 0}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.trust-item{display:flex;align-items:center;gap:13px;font-size:14px;font-weight:800}.trust-item b{font-size:25px;letter-spacing:-.04em}.trust-item span{line-height:1.3}
section{padding:88px 0}.section-kicker{color:#9a7600;font-weight:850;text-transform:uppercase;letter-spacing:.13em;font-size:12px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:36px}.section-head h2,.about h2,.contact h2{font-size:clamp(30px,3.6vw,44px);line-height:1.1;letter-spacing:-.03em;margin:12px 0 0;max-width:640px}.section-head p{color:var(--muted);max-width:410px;margin:0}
.products{background:var(--paper)}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-card{background:white;border:1px solid var(--line);border-radius:7px;overflow:hidden;transition:.22s;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(15,35,60,.09)}.product-image{height:190px;background:#dfe5eb;overflow:hidden}.product-image img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}.product-card:hover .product-image img{transform:scale(1.04)}.product-body{padding:24px;display:flex;flex-direction:column;flex:1}.voltage{font-size:12px;color:#8a6b00;text-transform:uppercase;letter-spacing:.1em;font-weight:850}.product-body h3{font-size:21px;line-height:1.2;margin:10px 0}.product-body p{font-size:14px;color:var(--muted);margin:0 0 22px}.product-link{margin-top:auto;font-weight:850;font-size:14px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:16px}.product-link span{font-size:20px}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.about-photo{min-height:420px;border-radius:7px;overflow:hidden;position:relative;background:#dce3eb}.about-photo img{width:100%;height:100%;min-height:420px;object-fit:cover;display:block}.photo-label{position:absolute;bottom:20px;left:20px;background:var(--yellow);padding:15px 18px;font-size:13px;font-weight:850;max-width:250px}.about-copy p{color:var(--muted);margin:20px 0}.features{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.feature{border-top:2px solid var(--yellow);padding-top:13px}.feature strong{display:block;font-size:15px}.feature span{font-size:13px;color:var(--muted)}
.process{background:var(--navy);color:white}.process .section-kicker{color:var(--yellow)}.process .section-head p{color:#b9c4d2}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.process-item{border-top:1px solid #425168;padding-top:20px}.process-num{font-size:13px;color:var(--yellow);font-weight:900;letter-spacing:.12em}.process-item h3{font-size:18px;margin:13px 0 8px}.process-item p{font-size:14px;color:#b9c4d2;margin:0}
.cta-band{padding:0;background:var(--yellow)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:40px 0}.cta-inner h2{font-size:clamp(24px,3vw,36px);line-height:1.15;max-width:650px;margin:0;letter-spacing:-.025em}.cta-inner p{margin:8px 0 0;color:#3d3a2b}.btn-dark{background:var(--ink);color:white;white-space:nowrap}.btn-dark:hover{background:#26364c}

.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}
.contact-card{background:#f4f4f4;min-height:205px;padding:30px 22px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.contact-card-icon{width:48px;height:48px;display:grid;place-items:center;background:#f0932b;color:#fff;border-radius:50%;font-size:22px;margin-bottom:17px}
.contact-card strong{font-size:15px;color:#14243b;margin-bottom:4px}
.contact-card p{margin:0;color:#14243b;font-size:15px;line-height:1.8}
.contact-card a:hover{text-decoration:underline}
@media(max-width:850px){.contact-cards{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.contact-cards{grid-template-columns:1fr;gap:14px}.contact-card{min-height:175px}}

.contact{background:#f5f7fa}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px}.contact-intro p{color:var(--muted);max-width:440px}.contact-list{margin-top:30px;display:grid;gap:17px}.contact-line{display:flex;gap:13px;align-items:flex-start}.contact-icon{width:38px;height:38px;background:var(--yellow);display:grid;place-items:center;border-radius:4px;font-size:18px;flex-shrink:0}.contact-line small{display:block;color:var(--muted);font-size:12px}.contact-line strong{font-size:15px}.form{background:white;padding:30px;border:1px solid var(--line);border-radius:7px;box-shadow:0 12px 35px rgba(20,36,59,.04)}.form h3{font-size:23px;margin:0 0 7px}.form>p{font-size:14px;color:var(--muted);margin:0 0 22px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:800}.field input,.field select,.field textarea{font:inherit;font-size:14px;padding:13px;border:1px solid #d9e0e8;border-radius:4px;background:#fff;min-width:0}.field textarea{resize:vertical;min-height:95px}.form .btn{border:0;cursor:pointer;margin-top:16px;width:100%;font-size:15px}.form-note{font-size:11px;color:var(--muted);margin-top:10px}
footer{background:#0c1727;color:#d3dbe5;padding:27px 0}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px}.footer-inner img{width:165px;filter:none;opacity:1}.footer-links{display:flex;gap:20px}.footer-links a:hover{color:var(--yellow)}
@media(max-width:850px){.nav{gap:16px}.nav a:not(.nav-cta){display:none}.brand img{width:205px}.hero{min-height:540px}.section-head{display:block}.section-head p{margin-top:18px}.product-grid{grid-template-columns:1fr 1fr}.about-grid{gap:35px}.process-grid{grid-template-columns:1fr 1fr}.contact-grid{gap:35px}}
@media(max-width:620px){.wrap{width:min(100% - 32px,1160px)}header{height:72px}.brand img{width:178px}.nav-cta{padding:11px 12px;font-size:12px}.hero{min-height:570px;background-position:58% center}.hero-content{padding:70px 0}.hero p{font-size:16px}.trust-grid{grid-template-columns:1fr;gap:15px}.trust-item b{font-size:22px}.trust{padding:23px 0}section{padding:62px 0}.product-grid{grid-template-columns:1fr}.product-image{height:210px}.about-grid,.contact-grid{grid-template-columns:1fr}.about-photo,.about-photo img{min-height:290px}.features{gap:14px}.process-grid{grid-template-columns:1fr 1fr;gap:28px 18px}.cta-inner{display:block;padding:32px 0}.cta-inner .btn{margin-top:22px;width:100%}.fields{grid-template-columns:1fr}.field.full{grid-column:auto}.form{padding:22px}.footer-inner{align-items:flex-start;flex-direction:column}.footer-links{flex-wrap:wrap}.section-head h2,.about h2,.contact h2{font-size:32px}}

/* Company profile section */
.arteche-profile{background:#fff}
.arteche-profile-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:center}
.arteche-profile-copy h2{font-size:clamp(30px,3.5vw,43px);line-height:1.12;letter-spacing:-.03em;margin:12px 0 22px}
.arteche-profile-copy>p{color:var(--muted);margin:0 0 15px}
.arteche-profile-points{display:grid;gap:18px;margin-top:28px}
.arteche-profile-points>div{display:grid;grid-template-columns:38px 1fr;gap:13px;align-items:start;border-top:1px solid var(--line);padding-top:15px}
.arteche-profile-points>div>span{display:grid;place-items:center;width:34px;height:34px;background:var(--yellow);font-size:12px;font-weight:900;border-radius:3px}
.arteche-profile-points p{font-size:14px;color:var(--muted);margin:0}
.arteche-profile-points strong{color:var(--ink);font-size:15px}
.arteche-profile-visual{position:relative;min-height:400px;border-radius:7px;overflow:hidden;background:#d9e2e9}
.arteche-profile-visual img{width:100%;height:100%;min-height:400px;object-fit:cover;display:block}
.arteche-profile-caption{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(16,24,39,.92);color:white;padding:18px 20px;display:flex;flex-direction:column;gap:4px}
.arteche-profile-caption strong{color:var(--yellow);font-size:18px}
.arteche-profile-caption span{font-size:13px;color:#d8e0e9}
@media(max-width:850px){.arteche-profile-grid{grid-template-columns:1fr;gap:30px}.arteche-profile-visual,.arteche-profile-visual img{min-height:300px}}