/* PREMIUMLET — pallets e pisos plásticos modulares */
:root{
  --ink:#0E1317;
  --ink-2:#1A2228;
  --body:#39454E;
  --muted:#6B7A85;
  --line:#E2E7EB;
  --surface:#FFFFFF;
  --bg:#F5F7F8;
  --accent:#E85D04;
  --accent-dark:#C24A00;
  --green:#0F7B3E;
  --wa:#25D366;
  --radius:14px;
  --maxw:1160px;
  --shadow:0 1px 2px rgba(14,19,23,.05), 0 8px 24px rgba(14,19,23,.06);
  --shadow-lg:0 2px 4px rgba(14,19,23,.06), 0 18px 48px rgba(14,19,23,.12);
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--surface);color:var(--body);
  font-family:var(--font);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--accent-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em;font-weight:750}
h1{font-size:clamp(2rem,4.6vw,3.35rem)}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.18rem;letter-spacing:-.01em}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:20px}
.eyebrow{
  display:inline-block;font-size:.735rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:14px;
}
.lead{font-size:1.11rem;color:var(--body)}
.muted{color:var(--muted)}
section{padding-block:clamp(52px,7vw,92px)}
.sec-bg{background:var(--bg)}

/* ---------- header ---------- */
.top{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.93);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
}
.top-in{display:flex;align-items:center;gap:24px;height:70px;max-width:var(--maxw);margin:0 auto;padding-inline:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);letter-spacing:-.03em;font-size:1.22rem;text-decoration:none}
.brand:hover{text-decoration:none}
.brand .mark{
  width:30px;height:30px;border-radius:8px;background:var(--ink);
  display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:3px;padding:6px;flex:none;
}
.brand .mark i{background:var(--accent);border-radius:1.5px;display:block}
.brand .mark i:nth-child(2),.brand .mark i:nth-child(3){background:#fff;opacity:.85}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{
  color:var(--ink-2);font-weight:600;font-size:.935rem;padding:8px 12px;border-radius:8px;
}
.nav a:hover{background:var(--bg);text-decoration:none}
.nav a.is-active{color:var(--accent-dark)}
.nav .btn{margin-left:8px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:9px;width:42px;height:38px;cursor:pointer;align-items:center;justify-content:center}
.burger span,.burger span::before,.burger span::after{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.burger span::before{content:"";position:absolute;top:-6px}
.burger span::after{content:"";position:absolute;top:6px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:10px;font-weight:700;font-size:.96rem;
  border:1px solid transparent;cursor:pointer;transition:.16s ease;text-decoration:none;line-height:1.2;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-wa{background:var(--wa);color:#08321A;border-color:#1FBB5A}
.btn-wa:hover{background:#20c15d;color:#08321A}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2);color:#fff}
.btn-lg{padding:16px 28px;font-size:1.02rem}
.btn-sm{padding:9px 15px;font-size:.87rem}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- hero ---------- */
.hero{background:var(--ink);color:#C6D2DA;position:relative;overflow:hidden;padding-block:clamp(56px,7vw,92px)}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:radial-gradient(760px 420px at 78% 12%,rgba(232,93,4,.22),transparent 62%);
}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{color:#fff}
.hero .lead{color:#AEBDC7;font-size:1.14rem;max-width:54ch}
.hero-figure{border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg);background:#222b32;aspect-ratio:4/3}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats b{display:block;color:#fff;font-size:1.5rem;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.hero-stats span{font-size:.83rem;color:#8FA0AC;text-transform:uppercase;letter-spacing:.07em;font-weight:600}

/* ---------- cards ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:.18s ease;
}
.card h3{margin-bottom:.35em}
.card p:last-child{margin-bottom:0}
.card-ico{
  width:42px;height:42px;border-radius:11px;background:#FDF0E7;color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;font-size:1.25rem;margin-bottom:16px;
}

/* produto card */
.prod{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:.18s ease;
}
.prod:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:#CFD8DE}
.prod-img{aspect-ratio:4/3;background:var(--bg);overflow:hidden}
.prod-img img{width:100%;height:100%;object-fit:cover}
.prod-body{padding:24px;display:flex;flex-direction:column;flex:1}
.prod-body h3{font-size:1.32rem}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:99px;padding:4px 11px;margin-bottom:12px;
}
.prod ul{list-style:none;margin:0 0 20px;padding:0;font-size:.945rem}
.prod ul li{padding:7px 0;border-bottom:1px dashed var(--line);display:flex;justify-content:space-between;gap:16px}
.prod ul li:last-child{border-bottom:0}
.prod ul li span{color:var(--muted)}
.prod ul li b{color:var(--ink);font-weight:650;text-align:right}
.prod .btn-row{margin-top:auto}

/* ---------- produto page ---------- */
.crumbs{font-size:.87rem;color:var(--muted);padding-top:26px}
.crumbs a{color:var(--muted)}
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;padding-block:34px clamp(48px,6vw,80px)}
.gallery-main{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg);aspect-ratio:1/1;
}
.gallery-main img{width:100%;height:100%;object-fit:cover}
.swatches{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}
.swatch{
  border:2px solid var(--line);background:#fff;border-radius:10px;padding:6px 6px 5px;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:5px;width:74px;transition:.15s ease;
}
.swatch:hover{border-color:#B9C4CC}
.swatch.is-on{border-color:var(--accent);box-shadow:0 0 0 3px rgba(232,93,4,.13)}
.swatch .chip{width:100%;height:34px;border-radius:6px;border:1px solid rgba(14,19,23,.12)}
.swatch small{font-size:.71rem;font-weight:700;color:var(--ink-2);letter-spacing:.02em}
.spec{width:100%;border-collapse:collapse;margin:6px 0 4px;font-size:.95rem}
.spec th,.spec td{text-align:left;padding:11px 0;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{font-weight:600;color:var(--muted);width:46%}
.spec td{color:var(--ink);font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 0}
.chip-k{
  border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:.87rem;
  font-weight:650;color:var(--ink-2);background:#fff;
}
.note{
  background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:8px;padding:14px 16px;font-size:.92rem;color:var(--body);margin:22px 0 0;
}
.note b{color:var(--ink)}

/* ---------- lista aplicações ---------- */
.apps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;list-style:none;padding:0;margin:0}
.apps li{
  background:#fff;border:1px solid var(--line);border-radius:11px;padding:16px 18px;
  font-weight:600;color:var(--ink-2);font-size:.95rem;display:flex;align-items:center;gap:10px;
}
.apps li::before{content:"";width:7px;height:7px;border-radius:99px;background:var(--accent);flex:none}

/* ---------- calculadora ---------- */
.calc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:650;font-size:.88rem;color:var(--ink-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:9px;font:inherit;font-size:.97rem;
  color:var(--ink);background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid rgba(232,93,4,.35);outline-offset:1px;border-color:var(--accent)}
.calc-out{
  margin-top:20px;background:var(--ink);color:#fff;border-radius:11px;padding:20px 22px;
}
.calc-out .big{font-size:2.1rem;font-weight:800;letter-spacing:-.03em;line-height:1.1;color:#fff}
.calc-out small{display:block;color:#9FB0BC;font-size:.86rem;margin-top:4px}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{
  cursor:pointer;list-style:none;padding:16px 34px 16px 0;font-weight:650;color:var(--ink);position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:14px;font-size:1.4rem;color:var(--accent);font-weight:400}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin:0 0 16px;padding-right:34px}

/* ---------- cta ---------- */
.cta{background:var(--ink);color:#B9C6CF;text-align:center}
.cta h2{color:#fff}
.cta .lead{color:#A9B8C2;max-width:58ch;margin-inline:auto}
.cta .btn-row{justify-content:center}

/* ---------- footer ---------- */
.foot{background:#0A0E11;color:#8B9AA5;padding-block:52px 26px;font-size:.92rem}
.foot a{color:#C4D0D8}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.foot h4{color:#fff;font-size:.79rem;text-transform:uppercase;letter-spacing:.13em;margin-bottom:14px}
.foot ul{list-style:none;margin:0;padding:0}
.foot ul li{margin-bottom:9px}
.foot .brand{color:#fff}
.foot-bar{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.84rem;color:#6F7E89;
}

/* whatsapp flutuante */
.wa-float{
  position:fixed;right:18px;bottom:18px;z-index:80;width:56px;height:56px;border-radius:99px;
  background:var(--wa);display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 26px rgba(37,211,102,.42);
}
.wa-float:hover{text-decoration:none;transform:scale(1.06)}
.wa-float svg{width:30px;height:30px;fill:#08321A}

@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .pdp{grid-template-columns:1fr;gap:34px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .apps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .burger{display:flex}
  .nav{
    display:none;position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:12px 16px 18px;gap:2px;box-shadow:var(--shadow);
  }
  .nav.is-open{display:flex}
  .nav a{padding:12px 10px}
  .nav .btn{margin:8px 0 0;justify-content:center}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .hero-stats{gap:22px}
  .hero-stats > div{min-width:44%}
}