:root{
  --green:#39b72f;
  --green-dark:#258a22;
  --teal:#0a918d;
  --teal-dark:#063e40;
  --ink:#182224;
  --muted:#647174;
  --line:#dfe7e5;
  --soft:#f4f7f6;
  --white:#fff;
  --shadow:0 18px 50px rgba(12,45,45,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.55}
img{display:block;max-width:100%}
a{color:inherit}
.site-header{
  position:sticky;top:0;z-index:50;height:88px;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px clamp(22px,4vw,70px);background:rgba(255,255,255,.97);
  box-shadow:0 1px 0 rgba(0,0,0,.08);backdrop-filter:blur(10px)
}
.logo img{width:150px;height:66px;object-fit:contain}
nav{display:flex;align-items:center;gap:30px}
nav a{text-decoration:none;font-weight:800;font-size:.95rem}
nav a:hover{color:var(--teal)}
.header-phone{background:var(--teal);color:#fff!important;padding:12px 20px;border-radius:999px}

.hero{
  min-height:710px;
  display:flex;align-items:center;
  background:
    linear-gradient(90deg,rgba(3,30,31,.86) 0%,rgba(3,30,31,.76) 34%,rgba(3,30,31,.22) 63%,rgba(3,30,31,0) 100%),
    url("assets/hero-tecnatur-clean.jpg") center/cover no-repeat;
}
.hero-content{width:min(760px,90%);margin-left:clamp(24px,6vw,115px);padding:70px 0;color:#fff}
.eyebrow,.section-label{text-transform:uppercase;letter-spacing:.13em;font-weight:900;font-size:.78rem;color:var(--teal);margin:0 0 16px}
.hero .eyebrow{color:#75ddd6}
h1{font-size:clamp(2.8rem,5.5vw,5.1rem);line-height:1.01;margin:0 0 24px;max-width:780px}
.lead{font-size:clamp(1.05rem,1.8vw,1.28rem);max-width:720px;color:rgba(255,255,255,.9)}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.btn{min-height:52px;padding:0 23px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:900;transition:.2s}
.btn:hover{transform:translateY(-2px)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dark)}
.btn-outline{border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.08);color:#fff}

.quick-features{
  display:grid;grid-template-columns:repeat(4,1fr);
  width:min(1320px,calc(100% - 40px));margin:-1px auto 0;background:#fff
}
.quick-features article{padding:38px 28px;text-align:center;border-right:1px solid var(--line)}
.quick-features article:last-child{border-right:0}
.feature-icon{display:block;font-size:2.4rem;color:var(--green);margin-bottom:14px}
.quick-features h2{font-size:1.08rem;margin:0 0 8px;text-transform:uppercase}
.quick-features p{margin:0;color:var(--muted)}

.section{padding:92px 0}
.section-inner{width:min(1180px,calc(100% - 40px));margin:0 auto}
.two-cols{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.section h2{font-size:clamp(2.1rem,4vw,3.4rem);line-height:1.08;margin:0 0 22px}
.section p{color:var(--muted)}
.section ul{padding-left:20px}
.section li{margin:10px 0}
.sunward{background:var(--soft)}
.brand-card{background:#fff;border-radius:18px;padding:44px;box-shadow:var(--shadow);border-top:6px solid var(--teal)}
.brand-card img{max-height:110px;margin:0 auto 26px;object-fit:contain}
.brand-card strong,.brand-card span{display:block;text-align:center}
.brand-card strong{font-size:1.25rem;margin-bottom:8px}
.brand-card span{color:var(--muted)}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:42px}
.service-card{padding:32px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.04)}
.service-card>span{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:var(--teal);color:#fff;font-weight:900;margin-bottom:22px}
.service-card h3{margin:0 0 12px;font-size:1.35rem}
.service-card a{display:inline-block;margin-top:8px;color:var(--teal-dark);font-weight:900;text-decoration:none}
.intervention{background:#edf7f5}
.intervention img{border-radius:18px;box-shadow:var(--shadow)}
.text-link{color:var(--teal-dark);font-weight:900;text-decoration:none}
.chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.chips span{padding:12px 18px;border:1px solid var(--line);border-radius:999px;background:#fff;font-weight:800}
.contact{background:linear-gradient(135deg,var(--teal-dark),var(--teal));color:#fff}
.contact-inner{display:flex;gap:50px;align-items:center;justify-content:space-between;padding:82px 0}
.contact h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;margin:0 0 16px}
.section-label.light{color:#93eee7}
.contact-links{display:grid;gap:14px;min-width:min(100%,390px)}
.contact-links a{padding:20px 24px;border-radius:14px;text-decoration:none;font-weight:900;background:#fff;color:var(--teal-dark);font-size:1.25rem;box-shadow:var(--shadow)}
.contact-links a:last-child{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.4)}
.contact-links small{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;opacity:.72;margin-bottom:4px}
footer{padding:36px 20px;text-align:center;background:#171c1d;color:rgba(255,255,255,.72);font-size:.88rem}
footer img{width:125px;height:76px;object-fit:contain;margin:0 auto 12px;background:#fff;border-radius:8px;padding:4px}

@media(max-width:900px){
  nav a:not(.header-phone){display:none}
  .hero{min-height:760px;background-position:66% center}
  .hero-content{margin:0 auto;width:min(92%,680px)}
  .quick-features{grid-template-columns:repeat(2,1fr)}
  .quick-features article:nth-child(2){border-right:0}
  .two-cols,.service-grid{grid-template-columns:1fr}
  .two-cols{gap:36px}
  .contact-inner{flex-direction:column;align-items:flex-start}
  .contact-links{width:100%}
}
@media(max-width:560px){
  .site-header{height:76px}
  .logo img{width:118px;height:56px}
  .header-phone{padding:10px 13px;font-size:.84rem}
  .hero{min-height:800px;background-position:70% center}
  h1{font-size:2.6rem}
  .btn{width:100%}
  .quick-features{grid-template-columns:1fr}
  .quick-features article{border-right:0;border-bottom:1px solid var(--line)}
  .section{padding:70px 0}
  .section-inner{width:min(100% - 28px,1180px)}
}