:root{
  --ink:oklch(18% 0.035 28);
  --copy:oklch(34% 0.04 30);
  --muted:oklch(50% 0.04 35);
  --red:oklch(58% 0.22 29);
  --red-dark:oklch(42% 0.18 29);
  --amber:oklch(76% 0.17 70);
  --cream:oklch(97% 0.018 74);
  --paper:oklch(99% 0.012 74);
  --line:oklch(82% 0.025 65);
  --shadow:oklch(19% 0.05 28 / .16);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  font-family:'Geologica',system-ui,sans-serif;
  color:var(--ink);
  background:
    linear-gradient(90deg,oklch(92% 0.02 58 / .6) 1px,transparent 1px),
    linear-gradient(oklch(92% 0.02 58 / .52) 1px,transparent 1px),
    radial-gradient(circle at 78% 14%,oklch(72% 0.18 29 / .18),transparent 34%),
    linear-gradient(145deg,oklch(99% 0.014 72),oklch(92% 0.024 58));
  background-size:42px 42px,42px 42px,100% 100%,100% 100%;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
button{cursor:pointer;border:0;background:none}
.page{position:relative;overflow:hidden}
.container{max-width:1160px;margin:0 auto;padding:0 20px}
.section{padding:78px 0}

.nav{
  position:fixed;
  top:12px;
  left:12px;
  right:12px;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:66px;
  padding:12px 22px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .88);
  border:1px solid oklch(100% 0.01 74 / .9);
  box-shadow:0 14px 36px var(--shadow),0 1px 0 oklch(100% 0.01 74 / .9) inset;
  backdrop-filter:saturate(140%) blur(18px);
  -webkit-backdrop-filter:saturate(140%) blur(18px);
}
.brand{
  font-size:21px;
  line-height:1;
  font-weight:900;
  color:var(--red);
  letter-spacing:0;
}
.brand span{color:var(--ink)}
.nav-note{
  color:var(--copy);
  font-size:13px;
  font-weight:800;
  text-align:center;
}
.nav-btn,.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  padding:14px 24px;
  border-radius:999px;
  font-weight:900;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease;
}
.nav-btn,.btn.primary{
  color:oklch(99% 0.01 74);
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  box-shadow:0 14px 30px oklch(50% 0.18 29 / .28),0 1px 0 oklch(88% 0.08 35 / .45) inset;
}
.btn.secondary{
  color:var(--red-dark);
  background:oklch(99% 0.012 74 / .78);
  border:1px solid var(--line);
}
.nav-btn:hover,.btn:hover{transform:translateY(-2px)}

.hero{
  min-height:100svh;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(380px,560px);
  gap:44px;
  align-items:center;
  max-width:1180px;
  margin:0 auto;
  padding:126px 20px 64px;
}
.hero-copy{position:relative;z-index:2}
.eyebrow,.section-kicker{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  padding:7px 12px;
  border-radius:999px;
  color:var(--red-dark);
  background:oklch(93% 0.045 42 / .72);
  border:1px solid oklch(78% 0.08 42 / .44);
  font-size:12px;
  font-weight:900;
  text-transform:uppercase;
}
h1{
  max-width:640px;
  margin:22px 0 18px;
  color:var(--ink);
  font-size:70px;
  line-height:.94;
  font-weight:900;
  letter-spacing:0;
}
h2{
  color:var(--ink);
  font-size:42px;
  line-height:1.04;
  font-weight:900;
  letter-spacing:0;
}
h3{
  color:var(--ink);
  font-size:23px;
  line-height:1.14;
  font-weight:900;
  letter-spacing:0;
}
.lead{
  max-width:660px;
  color:var(--copy);
  font-size:19px;
  line-height:1.68;
}
.spec-pills{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin:28px 0;
}
.spec-pills span,.trust-row span{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:8px 13px;
  border-radius:999px;
  color:var(--red-dark);
  background:oklch(99% 0.012 74 / .72);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:900;
  box-shadow:0 10px 24px oklch(29% 0.06 30 / .08);
}
.price-line{
  width:min(460px,100%);
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:14px;
  align-items:end;
  padding:19px 24px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .78);
  border:1px solid oklch(100% 0.01 74 / .9);
  box-shadow:0 16px 38px var(--shadow),0 1px 0 oklch(100% 0.01 74 / .9) inset;
}
.price-line span{
  color:var(--muted);
  font-size:16px;
  font-weight:800;
}
.price-line strong{
  color:var(--red);
  font-size:56px;
  line-height:.82;
  font-weight:900;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.trust-row span{
  color:var(--copy);
  min-height:31px;
  font-size:12px;
}

.hero-art{
  position:relative;
  min-height:560px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.power-grid{
  position:absolute;
  inset:8% 1% 9% 8%;
  border-radius:50%;
  background:
    repeating-conic-gradient(from 0deg,oklch(68% 0.2 29 / .24) 0deg 7deg,transparent 7deg 17deg),
    radial-gradient(circle,oklch(99% 0.012 74 / .95),oklch(92% 0.05 41 / .18) 62%,transparent 63%);
  opacity:.82;
}
.power-grid::before,.power-grid::after{
  content:'';
  position:absolute;
  border-radius:50%;
  border:1px solid oklch(68% 0.2 29 / .24);
}
.power-grid::before{inset:10%}
.power-grid::after{inset:22%;border-style:dashed}
.hero-img{
  position:relative;
  z-index:2;
  width:106%;
  max-width:620px;
  filter:drop-shadow(0 36px 56px oklch(21% 0.05 27 / .3));
  animation:float 7s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-12px) rotate(1deg)}}
.hero-tag{
  position:absolute;
  z-index:3;
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:10px 15px;
  border-radius:999px;
  color:var(--ink);
  background:oklch(99% 0.012 74 / .88);
  border:1px solid oklch(100% 0.01 74 / .95);
  box-shadow:0 16px 34px var(--shadow),0 1px 0 oklch(100% 0.01 74 / .9) inset;
  font-size:14px;
  font-weight:900;
}
.tag-top{top:18%;left:4%}
.tag-mid{right:5%;top:28%}
.tag-bottom{left:10%;bottom:18%}

.quick-order,.product-band,.specs-section,.final-order{
  background:linear-gradient(180deg,oklch(98% 0.012 74 / .72),oklch(93% 0.024 58 / .62));
  border-top:1px solid oklch(100% 0.01 74 / .7);
  border-bottom:1px solid oklch(84% 0.02 60 / .64);
}
.order-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(320px,410px);
  gap:36px;
  align-items:center;
}
.order-grid p,.kit-layout p,.footer-copy{
  max-width:64ch;
  color:var(--copy);
  font-size:17px;
  line-height:1.65;
  margin-top:14px;
}
.form-card{
  display:grid;
  gap:13px;
  padding:24px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .82);
  border:1px solid oklch(100% 0.01 74 / .9);
  box-shadow:0 22px 46px var(--shadow),0 1px 0 oklch(100% 0.01 74 / .88) inset;
}
.form-price{
  display:flex;
  justify-content:space-between;
  gap:16px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.form-price span,.form-note{color:var(--muted);font-size:13px;font-weight:800}
.form-price strong{color:var(--red);font-size:24px;font-weight:900}
.field{
  width:100%;
  min-height:54px;
  padding:0 16px;
  color:var(--ink);
  background:oklch(100% 0.008 74 / .82);
  border:1px solid var(--line);
  border-radius:8px;
  outline:none;
}
.field:focus{
  border-color:var(--red);
  box-shadow:0 0 0 3px oklch(58% 0.22 29 / .14);
}
.form-card .btn{width:100%}

.section-head{
  max-width:770px;
  margin:0 auto 38px;
  text-align:center;
}
.section-head h2{margin-top:14px}
.use-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.use-grid article{
  min-height:230px;
  padding:24px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .78);
  border:1px solid var(--line);
  box-shadow:0 18px 38px oklch(21% 0.05 27 / .09);
}
.use-grid span{
  color:oklch(58% 0.22 29 / .22);
  font-size:54px;
  line-height:1;
  font-weight:900;
}
.use-grid h3{margin:14px 0 10px}
.use-grid p,.check-list li,.faq-list p{
  color:var(--copy);
  font-size:16px;
  line-height:1.62;
}
.product-layout{
  display:grid;
  grid-template-columns:minmax(300px,460px) minmax(0,1fr);
  gap:54px;
  align-items:center;
}
.product-media{
  position:relative;
  min-height:380px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.product-media::before{
  content:'';
  position:absolute;
  width:84%;
  aspect-ratio:1;
  border-radius:50%;
  background:radial-gradient(circle,oklch(66% 0.2 29 / .16),transparent 67%);
}
.product-media img{
  position:relative;
  max-height:380px;
  object-fit:contain;
  filter:drop-shadow(0 28px 42px oklch(21% 0.05 27 / .22));
}
.product-copy h2{margin:14px 0 18px}
.check-list{
  display:grid;
  gap:10px;
  list-style:none;
}
.check-list li{
  position:relative;
  padding:13px 15px 13px 42px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .72);
  border:1px solid var(--line);
}
.check-list li::before{
  content:'';
  position:absolute;
  left:16px;
  top:20px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--red);
}

.gallery{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(180px,260px);
  gap:22px;
  align-items:start;
}
.gallery-main{
  min-height:520px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .72);
  border:1px solid var(--line);
  box-shadow:0 20px 44px oklch(21% 0.05 27 / .1);
}
.gallery-main img{
  max-height:480px;
  object-fit:contain;
  transition:opacity .18s ease;
}
.gallery-main img[src$=".jpg"]{
  border-radius:8px;
  object-fit:cover;
}
.thumbs{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
}
.thumb{
  min-height:84px;
  padding:8px;
  border-radius:8px;
  background:oklch(99% 0.012 74 / .72);
  border:1px solid var(--line);
}
.thumb.active{
  border-color:var(--red);
  box-shadow:0 0 0 3px oklch(58% 0.22 29 / .12);
}
.thumb img{
  width:100%;
  height:76px;
  object-fit:contain;
}

.spec-table{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  overflow:hidden;
  border-radius:8px;
  border:1px solid var(--line);
  background:var(--line);
  box-shadow:0 20px 44px oklch(21% 0.05 27 / .1);
}
.spec-table div{
  min-height:92px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:7px;
  padding:18px;
  background:oklch(99% 0.012 74 / .84);
}
.spec-table span{
  color:var(--muted);
  font-size:13px;
  font-weight:800;
}
.spec-table strong{
  color:var(--ink);
  font-size:21px;
  font-weight:900;
}

.kit-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(320px,520px);
  gap:36px;
  align-items:start;
}
.kit-layout h2{margin-top:14px}
.kit-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}
.kit-list div{
  min-height:126px;
  padding:20px;
  border-radius:8px;
  background:var(--ink);
  color:oklch(99% 0.01 74);
  box-shadow:0 18px 38px var(--shadow);
}
.kit-list strong{
  display:block;
  font-size:21px;
  margin-bottom:9px;
}
.kit-list span{
  color:oklch(86% 0.04 74);
  font-weight:700;
}

.faq-list{
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:12px;
}
.faq-list details{
  border-radius:8px;
  background:oklch(99% 0.012 74 / .78);
  border:1px solid var(--line);
  box-shadow:0 12px 28px oklch(21% 0.05 27 / .08);
}
.faq-list summary{
  min-height:62px;
  display:flex;
  align-items:center;
  padding:18px 22px;
  color:var(--ink);
  font-weight:900;
  cursor:pointer;
}
.faq-list p{padding:0 22px 20px}

.final-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(320px,410px);
  gap:34px;
  align-items:center;
  padding:34px;
  border-radius:8px;
  color:oklch(99% 0.01 74);
  background:
    radial-gradient(circle at 20% 15%,oklch(58% 0.22 29 / .34),transparent 32%),
    linear-gradient(135deg,oklch(20% 0.04 28),oklch(12% 0.03 28));
  box-shadow:0 24px 56px oklch(14% 0.04 28 / .32);
}
.final-copy h2,.final-copy p{color:oklch(99% 0.01 74)}
.final-copy h2{margin:14px 0}
.final-copy p{max-width:62ch;line-height:1.65}
.final-copy img{
  max-height:280px;
  margin-top:20px;
  filter:drop-shadow(0 24px 40px oklch(0% 0 0 / .32));
}
.dark-form{
  background:oklch(99% 0.012 74 / .08);
  border-color:oklch(99% 0.012 74 / .18);
}
.dark-form .field{
  background:oklch(100% 0.01 74 / .9);
}
.dark-form .form-note{
  color:oklch(85% 0.04 74);
  text-align:center;
}

footer{
  padding:28px 20px 34px;
  text-align:center;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:18px;
}
.footer-links a{
  color:var(--red-dark);
  font-size:13px;
  font-weight:800;
}
.footer-copy{
  margin:16px auto 0;
  font-size:13px;
}

@media(max-width:980px){
  .nav{flex-wrap:wrap}
  .brand{font-size:19px}
  .nav-note{order:3;width:100%;font-size:12px}
  .hero{
    grid-template-columns:1fr;
    padding-top:142px;
  }
  .hero-copy{order:2}
  h1{font-size:56px}
  .hero-art{order:1;min-height:440px}
  .order-grid,.product-layout,.kit-layout,.final-card{grid-template-columns:1fr}
  .use-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .thumbs{grid-template-columns:repeat(3,1fr)}
  .spec-table{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:620px){
  .section{padding:58px 0}
  .container{padding:0 15px}
  .nav{top:8px;left:8px;right:8px;padding:10px 13px}
  .nav-btn{min-height:42px;padding:10px 16px;font-size:13px}
  .brand{font-size:18px}
  .nav-note{line-height:1.25}
  .hero{padding:126px 15px 46px;gap:20px}
  h1{font-size:42px}
  h2{font-size:32px}
  .lead{font-size:16px}
  .price-line{padding:17px 18px;gap:8px}
  .price-line strong{font-size:42px}
  .hero-actions .btn{width:100%}
  .hero-art{min-height:315px}
  .hero-img{width:108%;max-width:430px}
  .power-grid{inset:3% 2% 4% 2%}
  .tag-top{left:0;top:5%}
  .tag-mid{right:0;top:18%}
  .tag-bottom{left:2%;bottom:6%}
  .hero-tag{font-size:12px;min-height:36px}
  .form-card{padding:18px}
  .gallery-main{min-height:360px;padding:18px}
  .thumbs{grid-template-columns:repeat(2,1fr)}
  .spec-table{grid-template-columns:1fr}
  .kit-list{grid-template-columns:1fr}
  .final-card{padding:22px 18px}
}