:root {
  --navy: #0e2744;
  --navy-deep: #09192d;
  --ink: #1c2430;
  --muted: #5d6775;
  --line: #e4e8ee;
  --paper: #ffffff;
  --page: #f4f6f9;
  --gold: #d4a017;
  --gold-soft: #f3d27a;
  --max: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  font-family: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--page);
  line-height: 1.65;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, select { font: inherit; cursor: pointer; }

.wrap { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

h1, h2, h3 {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  background: var(--gold);
  color: var(--navy-deep);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.85rem;
  border: 0;
  border-radius: 2px;
}
.btn:hover { filter: brightness(1.08); }
.btn--ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.45);
}

/* top */
.topbar {
  background: var(--navy-deep);
  color: #c9d3df;
  font-size: 0.82rem;
}
.topbar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  justify-content: space-between;
  padding: 0.55rem 0;
}
.topbar a:hover { color: var(--gold-soft); }

.nav {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 20;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.95rem 0;
}
.brand {
  color: #fff;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.brand span { color: var(--gold); }
.nav ul { display: flex; gap: 1.6rem; list-style: none; }
.nav a { color: #d5deea; font-size: 0.92rem; font-weight: 600; }
.nav a:hover, .nav a.is-on { color: var(--gold-soft); }
.nav__toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.5rem; }

/* hero */
.hero {
  position: relative;
  min-height: 62vh;
  display: grid;
  align-items: center;
  color: #fff;
  overflow: hidden;
}
.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(9,25,45,.88) 8%, rgba(9,25,45,.55) 70%);
}
.hero__inner { position: relative; z-index: 1; padding: 5rem 0; }
.hero small {
  display: inline-block;
  color: var(--gold-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.78rem;
  margin-bottom: 0.9rem;
}
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); max-width: 16ch; }
.hero p { max-width: 52ch; margin: 1.1rem 0 1.8rem; color: #d7dfeb; font-size: 1.05rem; }
.hero__acts { display: flex; flex-wrap: wrap; gap: 0.8rem; }

/* sections */
.section { padding: 4.4rem 0; }
.section--white { background: var(--paper); }
.section__head { margin-bottom: 2.2rem; }
.section__head h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); color: var(--navy); }
.section__head p { color: var(--muted); max-width: 68ch; margin-top: 0.7rem; }

.cats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.cat {
  position: relative;
  min-height: 240px;
  overflow: hidden;
  color: #fff;
}
.cat img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 2.2rem 1.4rem 3.4rem; background: #111827; }
.cat::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9,25,45,.82), rgba(9,25,45,.15));
}
.cat__body { position: relative; z-index: 1; padding: 1.5rem; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; }
.cat h3 { font-size: 1.7rem; }
.cat span { font-size: 0.85rem; color: var(--gold-soft); }

/* products */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.6rem; }
.filters button {
  border: 1px solid var(--line);
  background: #fff;
  padding: 0.45rem 0.95rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.88rem;
}
.filters button.is-on { background: var(--navy); color: #fff; border-color: var(--navy); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}
.card__pic {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #fff;
  padding: 1rem;
}
.card__pic img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .4s;
}
.card:hover .card__pic img { transform: scale(1.04); }
.card__body { padding: 0.2rem 1.1rem 1.2rem; flex: 1; display: flex; flex-direction: column; }
.card .btn { width: 100%; margin-top: 0.9rem; background: #fff; border: 1px solid var(--navy); color: var(--navy); border-radius: 999px; }
.card .btn:hover { background: var(--navy); color: #fff; }
.card__tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.35rem;
}
.card h3 { font-size: 1.15rem; color: var(--navy); margin-bottom: 0.4rem; }
.card p { color: var(--muted); font-size: 0.9rem; flex: 1; }
.meta {
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
}
.meta strong { color: var(--navy); }

/* about */
.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}
.split img { width: 100%; height: 100%; object-fit: contain; min-height: 360px; background: #fff; padding: 1.5rem; border: 1px solid var(--line); }
.split img.split__photo { object-fit: cover; padding: 0; border: 0; }
.split h2 { color: var(--navy); font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 1rem; }
.split p { color: var(--muted); margin-bottom: 0.85rem; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; margin-top: 1.4rem; }
.fact { background: var(--page); padding: 0.9rem; }
.fact b {
  display: block;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 1.7rem;
  color: var(--navy);
}
.fact span { font-size: 0.8rem; color: var(--muted); }

/* contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.4rem;
}
.info { list-style: none; }
.info li { padding: 0.85rem 0; border-bottom: 1px solid var(--line); }
.info small { display: block; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.info a:hover { color: var(--gold); }

.form { background: #fff; border: 1px solid var(--line); padding: 1.5rem; }
.form label { display: block; font-size: 0.82rem; font-weight: 700; margin-bottom: 0.3rem; }
.form input, .form textarea, .form select {
  width: 100%;
  margin-bottom: 0.95rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  background: var(--page);
}
.form textarea { min-height: 110px; resize: vertical; }
.form p { margin-bottom: 0.95rem; color: var(--muted); }
.form p a { color: var(--gold); }

.footer {
  background: var(--navy-deep);
  color: #9aa8b8;
  padding: 1.4rem 0;
  font-size: 0.85rem;
}
.footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.6rem; }
.footer__legal { flex: 1 1 520px; line-height: 1.6; }
.footer__legal a, .footer__links a { color: #cfd8e3; }
.footer__links { white-space: nowrap; }

/* product cards */
a.card__pic { display: block; }
.card h3 a:hover { color: var(--gold); }

/* product page */
.crumbs { font-size: 0.85rem; color: var(--muted); padding: 1.3rem 0 0; }
.crumbs a:hover { color: var(--gold); }
.pd {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.6rem;
  align-items: start;
  padding: 1.4rem 0 3rem;
}
.pd > *, .pd-more > * { min-width: 0; }
.pd__media { background: #fff; border: 1px solid var(--line); padding: 2rem; position: sticky; top: 86px; }
.pd__media img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; }
.pd__note { font-size: 0.78rem; color: var(--muted); text-align: center; margin-top: 0.6rem; }
.pd__info h1 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); color: var(--navy); }
.price { font-family: "Barlow Condensed", sans-serif; font-weight: 700; font-size: 2.1rem; color: var(--navy); margin: 0.5rem 0 0.7rem; }
.pd__lead { color: var(--muted); margin-bottom: 1.3rem; }
.field-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}
.opts { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.2rem; }
.opts input { position: absolute; opacity: 0; pointer-events: none; }
.opts label {
  border: 1px solid #c9d1dc;
  background: #fff;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
}
.opts input:checked + label { background: var(--navy); border-color: var(--navy); color: #fff; }
.opts input:focus-visible + label { outline: 2px solid var(--gold); outline-offset: 2px; }
.qty { display: inline-flex; border: 1px solid #c9d1dc; background: #fff; margin-bottom: 1.4rem; }
.qty button { width: 42px; border: 0; background: none; font-size: 1.2rem; color: var(--navy); }
.qty button:hover { background: var(--page); }
.qty input { width: 60px; border: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); text-align: center; font: inherit; font-weight: 700; }

.checkout { background: #fff; border: 1px solid var(--line); padding: 1.4rem; }
.checkout h2 { font-size: 1.35rem; color: var(--navy); margin-bottom: 0.9rem; }
.checkout .row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 0.9rem; }
.checkout label { display: block; font-size: 0.82rem; font-weight: 700; margin-bottom: 0.3rem; }
.checkout input, .checkout select, .checkout textarea {
  width: 100%;
  margin-bottom: 0.85rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  background: var(--page);
  font: inherit;
}
.checkout textarea { min-height: 80px; resize: vertical; }
.checkout.was-checked :invalid { border-color: #d9534f; }
.agree { display: flex !important; gap: 0.55rem; align-items: flex-start; font-weight: 400 !important; font-size: 0.88rem !important; color: var(--muted); margin: 0.2rem 0 0.8rem; }
.agree input { width: auto; margin: 0.25rem 0 0; }
.agree a { color: var(--navy); text-decoration: underline; }
.form-error { color: #c0392b; font-size: 0.88rem; min-height: 1.2em; margin-bottom: 0.5rem; }
.btn--block { width: 100%; padding: 0.95rem; font-size: 0.95rem; }
.sum { border-top: 1px solid var(--line); padding-top: 0.8rem; margin: 0.4rem 0 1rem; font-size: 0.95rem; }
.sum div { display: flex; justify-content: space-between; padding: 0.2rem 0; color: var(--muted); }
.sum .sum__total { color: var(--navy); font-weight: 700; font-size: 1.15rem; border-top: 1px solid var(--line); margin-top: 0.4rem; padding-top: 0.6rem; }

.pd__points { list-style: none; margin-top: 1.1rem; font-size: 0.9rem; color: var(--muted); }
.pd__points li { padding: 0.25rem 0 0.25rem 1.4rem; position: relative; }
.pd__points li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }

.pd-more { display: grid; grid-template-columns: 1.4fr 1fr; gap: 2.6rem; padding: 2.6rem 0; border-top: 1px solid var(--line); }
.pd-more h2, .related h2 { font-size: 1.5rem; color: var(--navy); margin: 0 0 0.8rem; }
.pd-more h2:not(:first-child) { margin-top: 1.8rem; }
.pd-more p { color: var(--muted); margin-bottom: 0.8rem; }
.specs { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); }
.specs th, .specs td { text-align: left; padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--line); font-size: 0.92rem; vertical-align: top; }
.specs th { width: 38%; background: var(--page); color: var(--navy); font-weight: 600; }
.box-list { list-style: none; background: #fff; border: 1px solid var(--line); }
.box-list li { padding: 0.6rem 0.9rem; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.box-list li:last-child { border-bottom: 0; }
.related { padding: 0 0 3.4rem; }

/* success page */
.success { padding: 3.4rem 0 4rem; }
.success__box { max-width: 620px; margin: 0 auto; background: #fff; border: 1px solid var(--line); padding: 2.6rem 2rem; text-align: center; }
.success__icon svg { width: 72px; height: 72px; margin: 0 auto 1rem; display: block; }
.success h1 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); color: var(--navy); }
.success__lead { color: var(--muted); margin: 0.5rem 0 1.4rem; }
.success__summary { text-align: left; background: var(--page); padding: 1.1rem 1.3rem; margin-bottom: 1.6rem; }
.success__acts { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }
.btn--line { background: #fff; color: var(--navy); border: 1px solid var(--navy); }
.order__dl { display: grid; grid-template-columns: 110px 1fr; gap: 0.45rem 1rem; font-size: 0.92rem; }
.order__dl dt { color: var(--muted); }
.order__dl dd { color: var(--ink); word-break: break-word; }

@media (max-width: 900px) {
  .cats, .grid, .split, .contact { grid-template-columns: 1fr; }
  .grid, .cats { grid-template-columns: 1fr 1fr; }
  .pd, .pd-more { grid-template-columns: 1fr; }
  .pd__media { position: static; }
  .footer__links { white-space: normal; }
  .nav ul {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--navy-deep);
    flex-direction: column;
    padding: 0.8rem 20px 1.1rem;
    gap: 0.7rem;
  }
  .nav ul.is-open { display: flex; }
  .nav__toggle { display: block; }
  .nav { position: sticky; }
  .nav__inner { position: relative; }
}

@media (max-width: 560px) {
  .grid, .facts, .checkout .row { grid-template-columns: 1fr; }
  .hero { min-height: 54vh; }
}