:root{
  --black:#101010;
  --white:#ffffff;
  --soft:#f5f6f8;
  --line:#e6e7ea;
  --muted:#6e7279;
  --cyan:#00AEEF;
  --magenta:#EC008C;
  --yellow:#FFD500;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--black);background:var(--white)}
a{text-decoration:none;color:inherit}
img{max-width:100%}
button,input,select,textarea{font:inherit}
.topbar{
  height:84px;padding:0 5.5%;display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);
  position:sticky;top:0;z-index:50;backdrop-filter:blur(8px)
}
.brand-logo{height:56px;width:auto;display:block}
.topbar nav{display:flex;gap:26px;align-items:center;font-weight:800}
.cart-pill{padding:10px 14px;border-radius:999px;background:var(--black);color:#fff}
.hero{
  min-height:680px;padding:70px 7%;
  display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;
  background:
    radial-gradient(circle at 82% 15%,rgba(0,174,239,.10),transparent 24%),
    radial-gradient(circle at 92% 52%,rgba(236,0,140,.08),transparent 26%),
    radial-gradient(circle at 70% 78%,rgba(255,213,0,.12),transparent 22%)
}
.eyebrow{font-weight:900;letter-spacing:3px;text-transform:uppercase;font-size:13px}
.hero h1{font-size:clamp(56px,7.1vw,105px);line-height:.88;margin:14px 0 18px;letter-spacing:-5px}
.hero h1 span{background:linear-gradient(90deg,var(--cyan),var(--magenta),var(--yellow));-webkit-background-clip:text;color:transparent}
.claim{font-size:27px;font-weight:900;margin:22px 0 10px}
.copy,.muted{color:var(--muted);line-height:1.65}
.hero .copy{font-size:18px;max-width:600px}
.actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 22px;border-radius:10px;font-weight:900;border:2px solid var(--black);cursor:pointer}
.btn.dark{background:var(--black);color:#fff}
.btn.cmyk{border:0;background:linear-gradient(90deg,var(--cyan),var(--magenta),var(--yellow));color:#111}
.hero-brand-card{
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:34px;
  box-shadow:0 24px 70px rgba(0,0,0,.08)
}
.hero-brand-card img{display:block;width:100%}
.section,.page{padding:80px 7%}
.section.gray,.page.gray{background:var(--soft)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:34px}
.section-head small{font-weight:900;letter-spacing:2px}
.section h2,.page h1{font-size:44px;margin:6px 0 0}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.category-card{
  min-height:138px;padding:26px;border-radius:16px;background:var(--black);color:#fff;
  display:flex;align-items:flex-end;justify-content:space-between;font-size:24px;font-weight:900;
  position:relative;overflow:hidden
}
.category-card::after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:-25px;top:-25px;background:linear-gradient(135deg,var(--cyan),var(--magenta),var(--yellow));opacity:.45}
.category-card b{font-size:34px;position:relative;z-index:2}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;
  transition:.2s transform,.2s box-shadow
}
.product:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,.08)}
.product img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;background:#eee}
.product small{color:var(--muted)} .product h3{margin:8px 0 16px}
.how{background:var(--black);color:#fff;padding:84px 7%;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.how div{padding:24px;border-right:1px solid #2a2a2a}.how strong{font-size:52px}
.how div:nth-child(1) strong{color:var(--cyan)}.how div:nth-child(2) strong{color:var(--magenta)}.how div:nth-child(3) strong{color:var(--yellow)}
.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
label{display:block;font-weight:800;margin:14px 0 6px}
input,select,textarea{width:100%;padding:12px 13px;border:1px solid #d9dbe0;border-radius:9px;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(0,174,239,.2);border-color:var(--cyan)}
.flash{padding:12px 14px;border-radius:9px;background:#effcf3;border:1px solid #bfe6cb;margin-bottom:16px}
.flash.error{background:#fff1f1;border-color:#efc1c1}
footer{padding:55px 7%;text-align:center;border-top:1px solid var(--line)}
footer img{height:80px;width:auto}
.admin{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.side{background:#111;color:#fff;padding:24px 20px;position:sticky;top:0;height:100vh;overflow:auto}
.side-logo{background:#fff;border-radius:14px;padding:10px;margin-bottom:24px}.side-logo img{display:block;width:100%}
.side .group{font-size:11px;letter-spacing:2px;color:#777;margin:24px 0 8px;font-weight:900}
.side a{display:block;padding:11px 12px;color:#ddd;border-radius:9px;margin:2px 0;font-weight:700}
.side a:hover,.side a.active{background:#222;color:#fff}
.side a.cyan{border-left:3px solid var(--cyan)}.side a.magenta{border-left:3px solid var(--magenta)}.side a.yellow{border-left:3px solid var(--yellow)}
.main{background:var(--soft);padding:34px}
.admin-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.admin-top h1{margin:0;font-size:36px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{background:#fff;padding:20px;border-radius:14px;border:1px solid var(--line)}
.metric b{display:block;font-size:32px;margin-top:8px}
.metric:nth-child(1){border-top:4px solid var(--cyan)}
.metric:nth-child(2){border-top:4px solid var(--magenta)}
.metric:nth-child(3){border-top:4px solid var(--yellow)}
.metric:nth-child(4){border-top:4px solid #111}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{padding:12px;border-bottom:1px solid #eee;text-align:left;vertical-align:middle}
.thumb{width:58px;height:58px;object-fit:cover;border-radius:8px;background:#eee}
.row-actions{display:flex;gap:8px;flex-wrap:wrap}
.link-btn{padding:7px 10px;border-radius:7px;background:#111;color:#fff;font-size:13px;font-weight:800}
.link-btn.danger{background:#a71919}
.badge{display:inline-block;padding:6px 9px;border-radius:999px;background:#eee;font-size:12px;font-weight:800}
.swatch{width:28px;height:28px;border-radius:50%;border:1px solid #ccc;display:inline-block;vertical-align:middle}
@media(max-width:980px){
  .topbar nav{display:none}
  .hero,.grid2,.admin{grid-template-columns:1fr}
  .category-grid,.product-grid,.how,.metrics{grid-template-columns:repeat(2,1fr)}
  .side{position:relative;height:auto}
}
@media(max-width:640px){
  .hero{padding-top:45px}.hero h1{letter-spacing:-3px}.actions{flex-direction:column}
  .category-grid,.product-grid,.how,.metrics{grid-template-columns:1fr}
  .section,.page{padding:55px 5%}.main{padding:20px}
}