/* ==========================================================================
   KORA BLANKS — premium one-page (dark theme)
   ========================================================================== */

:root{
  --black:#000000;
  --panel:#0d0d0d;
  --panel-2:#111111;
  --line:rgba(255,255,255,.08);
  --gold:#c9a24b;
  --gold-2:#e6c37a;
  --gold-soft:rgba(201,162,75,.14);
  --white:#f5f2e8;
  --muted:#9a968a;
  --muted-2:#6f6b60;
  --radius:22px;
  --radius-sm:14px;
  --maxw:1200px;
  --ff-body:'Inter',system-ui,-apple-system,'Helvetica Neue',Helvetica,Arial,sans-serif;
  --ff-display:'Space Grotesk','Inter',system-ui,-apple-system,Helvetica,Arial,sans-serif;
  --shadow:0 30px 80px rgba(0,0,0,.55);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff-body);
  color:var(--white);
  background:var(--black);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0 0 .5em;font-family:var(--ff-display);font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1em;color:var(--muted);}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
section{padding:110px 0;position:relative;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:999px;font-family:var(--ff-display);
  font-weight:600;font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  cursor:pointer;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease, border-color .25s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  color:#0a0a0a;
  box-shadow:0 12px 34px rgba(201,162,75,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(201,162,75,.4);}
.btn-ghost{
  background:rgba(255,255,255,.04);
  color:var(--white);
  border-color:var(--line);
}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.22);transform:translateY(-2px);}

/* ===== Eyebrow ===== */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold);}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(0,0,0,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,background .3s ease;
}
.site-header.scrolled{border-bottom-color:var(--line);background:rgba(0,0,0,.9);}
.nav{display:flex;align-items:center;justify-content:space-between;height:180px;}
.brand{display:flex;align-items:center;}
.brand img{height:160px;width:auto;}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{
  font-family:var(--ff-display);font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);padding:6px 0;position:relative;transition:color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gold);transition:width .25s ease;
}
.nav-links a:hover{color:var(--white);}
.nav-links a:hover::after{width:100%;}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{width:26px;height:2px;background:var(--white);transition:transform .3s ease,opacity .3s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media(max-width:920px){
  .nav-links{
    position:fixed;top:0;right:-100%;height:100vh;width:300px;background:#080808;
    flex-direction:column;justify-content:center;align-items:flex-start;gap:28px;padding:40px;
    transition:right .35s ease;border-left:1px solid var(--line);
  }
  .nav-links.open{right:0;}
  .nav-links a{color:var(--white);font-size:16px;}
  .nav-toggle{display:flex;}
}
@media(max-width:720px){
  .nav{height:120px;}
  .brand img{height:96px;}
}

/* ===== Hero ===== */
.hero{display:flex;align-items:center;padding:40px 0 80px;overflow:hidden;}
.hero-glow{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;}
.hero-glow-1{width:560px;height:560px;background:rgba(201,162,75,.16);top:-180px;right:-120px;}
.hero-glow-2{width:460px;height:460px;background:rgba(63,143,122,.10);bottom:-200px;left:-140px;}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;}
.hero h1{
  font-size:clamp(44px,6.4vw,86px);
  line-height:1.02;text-transform:uppercase;margin-bottom:26px;letter-spacing:-.02em;
}
.grad{
  background:linear-gradient(120deg,var(--gold-2),var(--gold) 55%,#a9822f);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:18px;max-width:520px;color:var(--muted);}
.hero-actions{display:flex;gap:16px;margin-top:36px;flex-wrap:wrap;}
.hero-trust{display:flex;align-items:center;gap:14px;margin-top:44px;font-size:13px;color:var(--muted);letter-spacing:.06em;}
.hero-trust b{color:var(--white);font-family:var(--ff-display);}
.hero-trust .dot{width:4px;height:4px;border-radius:50%;background:var(--gold);}

/* Hero showcase */
.hero-visual{position:relative;}
.showcase{
  position:relative;border-radius:30px;padding:44px 40px 40px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.01));
  border:1px solid var(--line);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.showcase::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%,rgba(201,162,75,.10),transparent 55%);
}
.showcase-ring{
  position:absolute;top:50%;left:50%;width:340px;height:340px;transform:translate(-50%,-50%);
  border:1px solid rgba(201,162,75,.28);border-radius:50%;
}
.showcase-ring::after{
  content:"";position:absolute;inset:28px;border:1px dashed rgba(201,162,75,.22);border-radius:50%;
}
.showcase-mark{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:150px;opacity:.12;pointer-events:none;
}
.showcase-items{position:relative;display:flex;gap:22px;align-items:flex-end;justify-content:center;}
.show-item{
  position:relative;width:46%;border-radius:18px;overflow:hidden;
  background:linear-gradient(180deg,#161616,#0b0b0b);
  border:1px solid var(--line);padding:16px 16px 14px;
  transition:transform .35s ease,box-shadow .35s ease;
}
.show-item img{width:100%;border-radius:10px;background:#f3f1ec;}
.show-item span{display:block;text-align:center;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:12px;font-family:var(--ff-display);}
.show-item:hover{transform:translateY(-8px);box-shadow:0 24px 60px rgba(0,0,0,.5);}
.show-item:first-child{transform:rotate(-3deg) translateY(6px);}
.show-item:first-child:hover{transform:rotate(-3deg) translateY(-4px);}
.show-item:last-child{transform:rotate(3deg) translateY(6px);}
.show-item:last-child:hover{transform:rotate(3deg) translateY(-4px);}
@media(max-width:960px){
  .hero{min-height:auto;padding:72px 0;}
  .hero-inner{grid-template-columns:1fr;gap:48px;}
  .hero-visual{max-width:560px;margin:0 auto;width:100%;}
}
@media(max-width:520px){
  .showcase{padding:30px 22px;}
  .show-item span{font-size:9px;}
}

/* ===== Section head ===== */
.section-head{max-width:720px;margin:0 auto 60px;text-align:center;}
.section-head .eyebrow{justify-content:center;}
.section-head .eyebrow::after{content:"";width:26px;height:1px;background:var(--gold);}
.section-head h2{font-size:clamp(30px,4.4vw,48px);text-transform:uppercase;letter-spacing:-.01em;line-height:1.08;}
.section-head p{max-width:560px;margin:18px auto 0;}

/* ===== Products ===== */
.products{background:#080808;}
.product-row{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
  padding:56px 0;border-top:1px solid var(--line);
}
.product-row:first-of-type{border-top:none;}
.product-visual{
  position:relative;border-radius:26px;overflow:hidden;padding:40px;
  background:linear-gradient(160deg,#141414,#0a0a0a);
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.product-visual img{
  position:relative;width:100%;border-radius:16px;background:#f3f1ec;
  transition:transform .5s ease;
}
.product-visual:hover img{transform:scale(1.03);}
.product-visual-glow{
  position:absolute;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,162,75,.20),transparent 65%);
  top:-90px;right:-90px;filter:blur(20px);
}
.product-chip{
  position:absolute;bottom:22px;left:22px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:#0a0a0a;background:linear-gradient(135deg,var(--gold-2),var(--gold));
  padding:8px 14px;border-radius:999px;font-weight:700;font-family:var(--ff-display);
}
.product-info{padding:10px 0;}
.product-info-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px;}
.sku{font-size:11px;letter-spacing:.18em;color:var(--gold);font-weight:700;text-transform:uppercase;}
.badge{
  font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  color:var(--gold);background:var(--gold-soft);border:1px solid rgba(201,162,75,.3);
  padding:6px 12px;border-radius:999px;
}
.product-info h3{font-size:clamp(28px,3.4vw,40px);text-transform:uppercase;margin-bottom:14px;}
.product-desc{font-size:16px;max-width:480px;}
.spec-list{
  display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;
  margin:26px 0 22px;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.spec-list li{font-size:14px;color:var(--muted);}
.spec-list b{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--gold);margin-bottom:3px;font-family:var(--ff-display);}
.color-row{display:flex;align-items:center;gap:10px;margin-bottom:28px;flex-wrap:wrap;}
.color-label{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted-2);margin-right:6px;font-family:var(--ff-display);}
.swatch{width:22px;height:22px;border-radius:50%;border:1px solid rgba(255,255,255,.25);cursor:pointer;transition:transform .2s ease;}
.swatch:hover{transform:scale(1.2);}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;}
.product-row.reverse .product-visual{order:2;}
@media(max-width:900px){
  .product-row{grid-template-columns:1fr;gap:36px;padding:40px 0;}
  .product-row.reverse .product-visual{order:0;}
}

/* ===== Fabric ===== */
.fabric{background:var(--black);}
.fabric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.fabric-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:var(--panel);transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.fabric-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(201,162,75,.4);}
.fabric-img{aspect-ratio:1/1;overflow:hidden;border-bottom:1px solid var(--line);}
.fabric-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.fabric-card:hover .fabric-img img{transform:scale(1.06);}
.fabric-body{padding:24px;}
.fabric-tag{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:700;font-family:var(--ff-display);}
.fabric-body h4{font-size:21px;text-transform:uppercase;margin:8px 0 8px;}
.fabric-body p{font-size:14px;margin:0;}
@media(max-width:900px){.fabric-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto;}}

/* ===== Why / features ===== */
.why{background:#080808;}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature{
  padding:34px 26px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--panel);text-align:left;transition:transform .3s ease,border-color .3s ease,background .3s ease;
}
.feature:hover{transform:translateY(-6px);border-color:rgba(201,162,75,.4);background:var(--panel-2);}
.feature-icon{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--gold-soft);border:1px solid rgba(201,162,75,.3);color:var(--gold);margin-bottom:20px;
}
.feature-icon svg{width:24px;height:24px;}
.feature h4{font-size:15px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;}
.feature p{font-size:14px;margin:0;}
@media(max-width:980px){.features-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:560px){.features-grid{grid-template-columns:1fr;}}

/* ===== Footer ===== */
.site-footer{background:#040404;border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-grid h4{font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--white);margin-bottom:20px;}
.footer-grid ul li{margin-bottom:12px;font-size:14px;}
.footer-grid ul li a{color:var(--muted);transition:color .2s ease;}
.footer-grid ul li a:hover{color:var(--gold);}
.footer-brand img{height:160px;margin-bottom:18px;}
.footer-brand p{font-size:13.5px;color:var(--muted-2);max-width:280px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:24px 0;font-size:12.5px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--muted-2);
}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr;}}