:root {
  --paper: #f4f5f2;
  --paper-2: #e5e9e4;
  --ink: #141817;
  --ink-soft: #414942;
  --muted: #69736b;
  --line: #d4dbd4;
  --accent: #314c55;
  --font-body: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter Tight", Inter, sans-serif;
  --max: 1360px;
  --pad: clamp(18px, 4vw, 40px);
  --section: clamp(56px, 8vw, 104px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-body); font-size: 15px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { max-width: 100%; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; letter-spacing: -.045em; line-height: 1.04; margin: 0; }
h1 { font-size: clamp(2.7rem, 5.8vw, 5.2rem); max-width: 12ch; }
h2 { font-size: clamp(1.8rem, 3.5vw, 3.1rem); max-width: 15ch; }
h3 { font-size: 1.2rem; letter-spacing: -.02em; }
p { margin: 0 0 16px; }
.small { font-size: 12px; }
.muted { color: var(--muted); }
.breadcrumb { margin: 26px 0 20px; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.container { width: min(100% - var(--pad) * 2, var(--max)); margin-inline: auto; }
.eyebrow { margin: 0 0 14px; font-size: 10px; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); font-weight: 400; }
.lead { font-size: 16px; color: var(--ink-soft); max-width: 48ch; }
.micro { margin: 16px 0 0; font-size: 11px; color: var(--muted); }
.button {
  display: inline-block; border: 1px solid var(--ink); background: var(--ink); color: #fff;
  padding: 14px 18px; font-size: 10px; line-height: 1; letter-spacing: .1em;
  text-transform: uppercase; font-weight: 400;
}
.button:hover { background: var(--accent); border-color: var(--accent); }
.button--light { background: transparent; color: var(--ink); }
.button--light:hover { background: var(--ink); color: #fff; }
.site-header {
  width: 100%; position: sticky; top: 0; z-index: 50;
  padding: 20px max(var(--pad), calc((100vw - var(--max)) / 2 + var(--pad)));
  background: transparent; isolation: isolate;
}
.site-header::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: rgba(244,245,242,.42);
  -webkit-backdrop-filter: blur(30px) saturate(.9);
  backdrop-filter: blur(30px) saturate(.9);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.3) 8%, #000 24%, #000 76%, rgba(0,0,0,.3) 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.3) 8%, #000 24%, #000 76%, rgba(0,0,0,.3) 92%, transparent 100%);
}
.site-header::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 2;
  background: linear-gradient(90deg, transparent, var(--line) 14%, var(--line) 86%, transparent);
}
.site-header > * { position: relative; z-index: 1; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-family: var(--font-display); font-size: 1.45rem; font-weight: 500; letter-spacing: -.03em; }
.brand span { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 24px; font-size: 11px; letter-spacing: .11em; text-transform: uppercase; }
.nav a:hover { color: var(--accent); }
.nav-cta { border-bottom: 1px solid var(--ink); padding-bottom: 3px; }
.hero {
  display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(28px, 5vw, 76px);
  align-items: center; padding-block: clamp(34px, 5vw, 70px) clamp(42px, 6vw, 84px);
}
.hero__visual { display: block; position: relative; min-width: 0; isolation: isolate; }
.product-art::before {
  content: ""; position: absolute; inset: -7%; z-index: -1; pointer-events: none;
  background: var(--img) center / cover no-repeat; filter: blur(30px) saturate(.9);
  opacity: .55; transform: scale(1.03);
}
.hero__visual img {
  display: block; width: 100%; aspect-ratio: 1 / 1; object-fit: cover;
  box-shadow: 0 26px 50px rgba(20,24,23,.16), 0 6px 14px rgba(20,24,23,.08);
  transition: transform .7s cubic-bezier(.2,.6,.2,1);
}
.hero__visual:hover img { transform: scale(1.02); }
.hero__caption { display: block; text-align: right; font-size: 9px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-top: 8px; }
.strip {
  border-block: 1px solid var(--line); padding: 13px 0;
  display: flex; justify-content: center; gap: clamp(18px, 4vw, 56px); flex-wrap: wrap;
  color: var(--ink-soft); font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
}
.strip span::before { content: "·"; color: var(--muted); margin-right: 12px; }
.strip span:first-child::before { content: none; }
.section { padding-block: var(--section); }
.section--line { border-top: 1px solid var(--line); }
.split { display: grid; grid-template-columns: 1fr .9fr; gap: clamp(30px, 6vw, 90px); align-items: center; }
.intro { max-width: 760px; }
.intro h2 { margin-bottom: 18px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 34px; }
.step { border-top: 1px solid var(--line); padding-top: 15px; }
.num { display: block; font-size: 10px; color: var(--muted); letter-spacing: .12em; margin-bottom: 18px; }
.step h3 { margin-bottom: 7px; }
.step p { font-size: 13px; color: var(--muted); max-width: 34ch; }
.product-feature { display: grid; grid-template-columns: 1.06fr .94fr; gap: clamp(30px, 6vw, 90px); align-items: center; }
.product-art { display: grid; place-items: center; background: transparent; position: relative; isolation: isolate; }
.product-art img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 8%, #000 92%, transparent 100%), linear-gradient(to bottom, transparent 0%, #000 8%, #000 92%, transparent 100%); mask-image: linear-gradient(to right, transparent 0%, #000 8%, #000 92%, transparent 100%), linear-gradient(to bottom, transparent 0%, #000 8%, #000 92%, transparent 100%); -webkit-mask-composite: source-in; mask-composite: intersect; }
.product-copy h2 { margin-bottom: 14px; }
.product-copy .price { font-size: 18px; font-weight: 400; margin: 20px 0 8px; }
.product-copy .price span { display: block; font-size: 10px; color: var(--muted); margin-top: 4px; }
.bullets { list-style: none; padding: 0; margin: 20px 0 26px; display: grid; gap: 9px; }
.bullets li { font-size: 13px; color: var(--ink-soft); padding-left: 15px; position: relative; }
.bullets li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }
.values { max-width: 820px; }
.values p { max-width: 58ch; color: var(--ink-soft); }
.faq { max-width: 840px; }
.faq h2 { margin-bottom: 24px; }
.faq details { border-top: 1px solid var(--line); padding: 16px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-size: 13px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 12px 0 0; max-width: 65ch; color: var(--muted); font-size: 13px; }
.cta-band { background: var(--ink); color: #fff; padding-block: 54px; }
.cta-band .container { display: flex; justify-content: space-between; align-items: center; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; max-width: 16ch; margin: 0; }
.cta-band .button { background: #fff; border-color: #fff; color: var(--ink); }
.cta-band .button:hover { background: var(--paper-2); }
.site-footer { border-top: 1px solid var(--line); padding-block: 34px 26px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(2, 1fr); gap: 28px; }
.footer-brand p { color: var(--muted); font-size: 12.5px; max-width: 30ch; }
.footer h4 { font-size: 10px; letter-spacing: .14em; text-transform: uppercase; margin: 0 0 12px; font-weight: 600; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer a { display: block; font-size: 12.5px; color: var(--ink-soft); }
.footer a:hover { text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 28px; padding-top: 16px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 10px; color: var(--muted); }
.mobile-cta { display: none; }
.legal { max-width: 820px; padding-block: clamp(44px, 7vw, 92px); }
.legal h1 { font-size: clamp(2.3rem, 5vw, 3.8rem); margin-bottom: 22px; }
.legal .lead { margin-bottom: 34px; }
.legal h2 { font-size: 1.25rem; letter-spacing: -.02em; margin: 30px 0 8px; }
.legal p { color: var(--ink-soft); font-size: 14px; max-width: 68ch; }
.legal a { text-decoration: underline; text-underline-offset: 3px; }
.legal-back { margin-top: 38px; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }

/* Foto-upload */
.photo-upload { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.photo-upload__pick {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--ink); padding: 10px 14px; cursor: pointer;
  font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  background: var(--ink); color: #fff;
}
.photo-upload__pick:hover { background: var(--accent); border-color: var(--accent); }
.photo-upload__pick input {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}
.photo-upload__row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.photo-upload__filename { margin: 0; font-size: 11px; color: var(--muted); }
.photo-upload__preview { margin-top: 12px; }
.photo-upload__preview img { display: block; width: 112px; height: 112px; object-fit: cover; border: 1px solid var(--line); }
.photo-upload__status { margin: 9px 0 0 !important; font-size: 11px !important; color: var(--ink-soft) !important; min-height: 15px; }
.photo-upload__note { margin: 5px 0 0 !important; font-size: 10.5px !important; color: var(--muted) !important; }
.cart-form .photo-upload { margin: 4px 0 14px; }

@media (max-width: 760px) {
  .site-header { padding-block: 16px; }
  .nav a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; gap: 18px; padding-block: 18px 36px; }
  .hero__visual { order: -1; max-width: 430px; width: 100%; margin: 0 auto; }
  .hero__copy { max-width: 540px; }
  h1 { font-size: clamp(2.2rem, 10vw, 3.2rem); }
  .hero__caption { display: none; }
  .strip { gap: 8px 16px; padding: 10px 0; font-size: 9px; }
  .strip span::before { margin-right: 8px; }
  .split, .product-feature { grid-template-columns: 1fr; gap: 24px; }
  .steps { grid-template-columns: 1fr; gap: 0; }
  .step { padding: 14px 0; }
  .section { padding-block: 44px; }
  .product-art { max-width: 380px; margin: 0 auto; width: 100%; }
  .cta-band .container { display: block; }
  .cta-band .button { margin-top: 22px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 4px; }
  .mobile-cta {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    align-items: center; justify-content: space-between; padding: 12px 18px;
    background: var(--ink); color: #fff; font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  }
  body { padding-bottom: 54px; }
}