:root {
  --black: #111111;
  --gold: #c89b4a;
  --gold-dark: #a87f36;
  --text: #2a2a2a;
  --muted: #6b6b6b;
  --line: #ececec;
  --tint: #faf7f1;
  --footer: #131313;
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: Manrope, Inter, sans-serif;
  color: var(--black);
  line-height: 1.15;
  margin: 0;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Promo marquee */
.promo {
  background: var(--black);
  color: #fff;
  overflow: hidden;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.promo__track {
  display: flex;
  gap: 64px;
  padding: 10px 0;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.promo__track span::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 12px;
  border-radius: 50%;
  background: var(--gold);
  vertical-align: middle;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.header__logo img { height: 40px; width: auto; }
.header__nav { display: flex; gap: 32px; font-weight: 500; font-size: 15px; }
.header__nav a:hover { color: var(--gold-dark); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: Manrope, Inter, sans-serif;
  font-weight: 700;
  font-size: 15px;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn--sm { padding: 10px 20px; font-size: 14px; }
.btn--dark { background: var(--black); color: #fff; }
.btn--dark:hover { background: #000; }
.btn--gold { background: var(--gold); color: var(--black); }
.btn--gold:hover { background: var(--gold-dark); color: #fff; }
.btn--outline { border: 1.5px solid var(--black); color: var(--black); }
.btn--outline:hover { background: var(--black); color: #fff; }

/* Sections */
.section { padding: 72px 0; }
.section--tint { background: var(--tint); }
.section__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 28px;
}
.section__head h2 { font-size: clamp(28px, 3.5vw, 38px); font-weight: 800; }
.link { font-weight: 600; color: var(--gold-dark); }
.link:hover { text-decoration: underline; }

/* Category cards */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  min-height: 130px;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  border-color: var(--gold);
  box-shadow: 0 16px 40px rgba(17, 17, 17, 0.08);
  transform: translateY(-3px);
}
.card h3 { font-size: 26px; font-weight: 800; }
.card__arrow { color: var(--gold); transition: margin-left 0.2s; }
.card:hover .card__arrow { margin-left: 6px; }
.card--dark { background: var(--black); border-color: var(--black); }
.card--dark h3 { color: #fff; }

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.feature h3 { font-size: 19px; margin-bottom: 8px; }
.feature h3::before {
  content: "";
  display: block;
  width: 32px;
  height: 3px;
  margin-bottom: 16px;
  background: var(--gold);
  border-radius: 2px;
}
.feature p { margin: 0; color: var(--muted); }

/* Banner */
.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 48px;
  border-radius: var(--radius);
  background: var(--black);
  color: #d4d4d4;
}
.banner h2 { color: #fff; font-size: clamp(26px, 3vw, 34px); font-weight: 800; }
.banner p { margin: 8px 0 0; max-width: 560px; }
.banner .btn { flex-shrink: 0; }

/* Footer */
.footer { background: var(--footer); color: #a8a8a8; padding-top: 64px; font-size: 14px; }
.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer__brand img { height: 40px; width: auto; margin-bottom: 16px; }
.footer__brand p { margin: 0 0 16px; max-width: 300px; }
.footer address { font-style: normal; line-height: 1.8; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a:hover { color: var(--gold); }
.footer__bottom {
  border-top: 1px solid #2a2a2a;
  padding-top: 24px;
  padding-bottom: 32px;
  font-size: 12px;
  color: #808080;
}
.footer__bottom p { margin: 8px 0 0; max-width: 900px; }

/* Responsive */
@media (max-width: 960px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .header__nav { display: none; }
  .features { grid-template-columns: 1fr; gap: 28px; }
  .banner { flex-direction: column; align-items: flex-start; padding: 32px; }
  .section { padding: 56px 0; }
}
@media (max-width: 520px) {
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .footer__inner { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .promo__track { animation: none; }
}