/* ==========================================================================
   Alu Shutter — production stylesheet
   Palette from the logo: metallic silver-grey, teal, dark grey on white.
   Signature: thin horizontal "slat" lines echoing the shutter-slat letterforms.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root{
  --teal:#17A2A2;
  --teal-dark:#0E7D7D;
  --ink:#22282B;         /* near-black dark grey for text */
  --slate:#4A4E52;       /* secondary grey */
  --mute:#7A8085;        /* muted captions */
  --silver:#C6CACD;      /* metallic silver */
  --line:#E4E7E9;        /* hairlines */
  --mist:#F1F4F5;        /* light section background */
  --white:#FFFFFF;
  --wa:#25D366;          /* WhatsApp green */
  --maxw:1180px;
  --radius:12px;
  --shadow:0 10px 40px rgba(34,40,43,.08);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--teal-dark);text-decoration:none;}

h1,h2,h3,h4{font-family:'Archivo',system-ui,sans-serif;line-height:1.12;color:var(--ink);letter-spacing:-.01em;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:84px 0;}
.section.tint{background:var(--mist);}

/* ---- Slat motif: a thin repeating-line band used as a signature divider ---- */
.slats{
  height:14px;
  background:repeating-linear-gradient(
    180deg,
    var(--silver) 0 2px,
    transparent 2px 4px
  );
  opacity:.55;
}

/* eyebrow label with a short slat underline */
.eyebrow{
  display:inline-block;
  font-family:'Archivo',sans-serif;
  font-weight:700;
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--teal-dark);
  margin-bottom:16px;
}
.eyebrow::after{
  content:"";
  display:block;
  margin-top:8px;
  width:36px;height:0;
  border-top:3px solid var(--teal);
}

/* ---------------------------------- Buttons ---------------------------------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:15px;
  padding:13px 26px;border-radius:10px;border:2px solid transparent;
  cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  text-decoration:none;
}
.btn:focus-visible{outline:3px solid var(--teal);outline-offset:2px;}
.btn-wa{background:var(--wa);color:#fff;}
.btn-wa:hover{background:#1eb959;transform:translateY(-1px);box-shadow:0 8px 20px rgba(37,211,102,.3);}
.btn-teal{background:var(--teal);color:#fff;}
.btn-teal:hover{background:var(--teal-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--teal-dark);border-color:var(--teal);}
.btn-ghost:hover{background:var(--teal);color:#fff;}
.btn svg{width:19px;height:19px;flex:none;}

/* ---------------------------------- Header ---------------------------------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand img{height:46px;width:auto;}
.nav{display:flex;align-items:center;gap:34px;}
.nav a{
  font-family:'Archivo',sans-serif;font-weight:600;font-size:15px;color:var(--slate);
  padding:6px 0;position:relative;
}
.nav a:hover{color:var(--ink);}
.nav a.active{color:var(--teal-dark);}
.nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;
  background:var(--teal);border-radius:2px;
}
.header-cta{display:flex;align-items:center;gap:16px;}
.lang{font-family:'Archivo',sans-serif;font-weight:600;font-size:13px;color:var(--mute);
  border:1px solid var(--line);border-radius:8px;padding:6px 11px;}
.lang .on{color:var(--teal-dark);}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s;}

/* ---------------------------------- Hero ---------------------------------- */
.hero{padding:0;border-bottom:1px solid var(--line);}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;min-height:560px;}
.hero-media{position:relative;overflow:hidden;background:var(--mist);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:72px 64px;}
.hero-copy h1{font-size:clamp(34px,4.2vw,52px);font-weight:800;margin-bottom:20px;}
.hero-copy h1 .accent{color:var(--teal-dark);}
.hero-copy p.lead{font-size:18px;color:var(--slate);margin-bottom:32px;max-width:40ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-trust{margin-top:28px;font-size:14px;color:var(--mute);display:flex;flex-wrap:wrap;gap:8px 20px;}
.hero-trust b{color:var(--ink);font-weight:600;}

/* ------------------------------- Section head ------------------------------- */
.head{max-width:640px;margin-bottom:48px;}
.head h2{font-size:clamp(28px,3.4vw,40px);font-weight:800;margin-bottom:14px;}
.head p{font-size:17px;color:var(--slate);}
.head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ------------------------------ Product cards ------------------------------ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;
  transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.card-media{aspect-ratio:16/10;overflow:hidden;background:var(--mist);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.05);}
.card-body{padding:22px;}
.card-body h3{font-size:20px;font-weight:700;margin-bottom:6px;}
.card-body .kicker{font-family:'Archivo',sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--teal-dark);}
.card-body p{font-size:14.5px;color:var(--slate);margin-top:8px;}

/* -------------------------- Split rows (img | text) -------------------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split + .split{margin-top:72px;}
.split-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-copy h3{font-size:clamp(24px,2.8vw,32px);font-weight:800;margin-bottom:8px;}
.split-copy .kicker{font-family:'Archivo',sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;color:var(--teal-dark);display:block;margin-bottom:10px;}
.split-copy p{color:var(--slate);margin-bottom:16px;}
.feature-list{list-style:none;display:grid;gap:10px;}
.feature-list li{position:relative;padding-left:30px;color:var(--ink);font-size:15.5px;}
.feature-list li::before{
  content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:4px;
  background:var(--teal);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* --------------------------------- Benefits --------------------------------- */
.benefits{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.benefit{padding:26px 20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;}
.benefit .ic{width:40px;height:40px;border-radius:10px;background:rgba(23,162,162,.1);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.benefit .ic svg{width:22px;height:22px;stroke:var(--teal-dark);fill:none;stroke-width:1.9;}
.benefit h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.benefit p{font-size:13.5px;color:var(--slate);line-height:1.5;}

/* --------------------------------- CTA band --------------------------------- */
.cta-band{background:var(--ink);color:#fff;border-radius:16px;padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);font-weight:800;max-width:20ch;}
.cta-band p{color:#C7CDD0;margin-top:8px;}

/* --------------------------------- Contact --------------------------------- */
.contact-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.big-action{display:flex;align-items:center;gap:18px;padding:24px;border-radius:14px;
  border:1.5px solid var(--line);background:#fff;text-decoration:none;
  transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;}
.big-action + .big-action{margin-top:16px;}
.big-action:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:transparent;}
.big-action .ic{width:54px;height:54px;border-radius:13px;flex:none;
  display:flex;align-items:center;justify-content:center;}
.big-action .ic svg{width:27px;height:27px;}
.big-action .txt b{display:block;font-family:'Archivo',sans-serif;font-size:19px;color:var(--ink);line-height:1.2;}
.big-action .txt small{display:block;color:var(--mute);font-size:14px;margin-top:3px;}
.big-action.wa .ic{background:rgba(37,211,102,.12);} .big-action.wa .ic svg{fill:var(--wa);}
.big-action.mail .ic{background:rgba(23,162,162,.10);} .big-action.mail .ic svg{stroke:var(--teal-dark);fill:none;stroke-width:2;}
.big-action.wa:hover{box-shadow:0 12px 30px rgba(37,211,102,.22);}

.contact-card{background:var(--mist);border-radius:var(--radius);padding:32px;}
.contact-card h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.contact-card .sub{font-size:14px;color:var(--mute);margin-bottom:14px;}
.num-list{display:flex;flex-direction:column;margin-bottom:8px;}
.num-row{display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px 0;border-top:1px solid var(--line);}
.num-row:first-child{border-top:0;}
.num-row .num{font-size:17px;font-weight:600;color:var(--ink);letter-spacing:.01em;}
.num-actions{display:flex;gap:8px;}
.num-actions a{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;transition:transform .15s ease,border-color .15s ease;}
.num-actions a:hover{transform:translateY(-2px);border-color:var(--teal);}
.num-actions a.call svg{stroke:var(--teal-dark);fill:none;stroke-width:2;width:18px;height:18px;}
.num-actions a.wa svg{fill:var(--wa);width:18px;height:18px;}
.info-block{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-top:1px solid var(--line);}
.info-block .lbl{font-family:'Archivo',sans-serif;font-weight:600;font-size:13px;color:var(--mute);min-width:74px;padding-top:2px;}
.info-block a,.info-block span{display:inline-flex;align-items:center;gap:9px;color:var(--ink);font-size:15.5px;}
.info-block a{color:var(--teal-dark);}
.info-block a:hover{color:var(--ink);}
.info-block svg{width:18px;height:18px;flex:none;}
.social-row{display:flex;gap:10px;margin-top:20px;}
.social-row a{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;transition:.15s;}
.social-row a:hover{border-color:var(--teal);transform:translateY(-2px);}
.social-row svg{width:20px;height:20px;}

/* --------------------------------- Footer --------------------------------- */
.site-footer{background:var(--ink);color:#C7CDD0;padding:56px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
.footer-brand img{height:44px;margin-bottom:16px;filter:brightness(0) invert(1);opacity:.92;}
.footer-brand p{font-size:14px;color:#9AA1A5;max-width:34ch;}
.footer-col h5{font-family:'Archivo',sans-serif;color:#fff;font-size:13px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;}
.footer-col a,.footer-col p{display:flex;align-items:center;gap:9px;color:#C7CDD0;font-size:14.5px;
  padding:5px 0;transition:color .15s ease;}
.footer-col a:hover{color:#fff;}
.footer-col svg{width:16px;height:16px;flex:none;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#8A9195;}

/* --------------------------------- Reveal anim --------------------------------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* --------------------------------- Responsive --------------------------------- */
@media (max-width:900px){
  .nav,.header-cta .btn{display:none;}
  .nav-toggle{display:block;}
  .nav.open{display:flex;position:absolute;top:76px;left:0;right:0;flex-direction:column;
    gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 16px;}
  .nav.open a{padding:14px 0;border-bottom:1px solid var(--line);width:100%;}
  .nav.open a.active::after{display:none;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-media{min-height:300px;}
  .hero-copy{padding:48px 24px;}
  .cards{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split-copy{order:2;}
  .benefits{grid-template-columns:repeat(2,1fr);}
  .contact-split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:60px 0;}
}
@media (max-width:520px){
  .benefits{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;transition:none;}
  .card:hover,.btn:hover{transform:none;}
}