:root {
  --bg: #ffffff;
  --bg-soft: #f7f7f8;
  --text: #131313;
  --muted: #5b5f67;
  --line: #e9eaee;
  --card: rgba(255, 255, 255, 0.82);
  --shadow: 0 22px 55px rgba(16, 24, 40, 0.08);
  --shadow-soft: 0 14px 35px rgba(17, 24, 39, 0.06);
  --accent: #111111;
  --accent-soft: #efefef;
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(0, 0, 0, 0.035), transparent 32%),
    radial-gradient(circle at 95% 15%, rgba(0, 0, 0, 0.03), transparent 18%),
    linear-gradient(180deg, #ffffff 0%, #fbfbfc 100%);
  color: var(--text);
}

body.menu-open {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
}

.page-shell {
  overflow: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(233, 234, 238, 0.72);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  text-decoration: none;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-nav a,
.footer-mini-nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  transition: color 0.25s ease;
}

.site-nav a:hover,
.footer-mini-nav a:hover {
  color: var(--text);
}

.hero {
  padding: 78px 0 52px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 34px;
  align-items: center;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  box-shadow: var(--shadow-soft);
}

.hero h1,
.section h2,
.cta-inner h2 {
  margin: 18px 0 16px;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.hero h1 {
  font-size: clamp(2.9rem, 6vw, 5.4rem);
  max-width: 11ch;
}

.hero-text,
.section p,
.cta-inner p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--muted);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.btn-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-tags li {
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-weight: 600;
}

.hero-visual {
  position: relative;
}

.visual-card {
  position: relative;
  min-height: 600px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(145deg, rgba(255,255,255,0.95), rgba(246,247,249,0.96));
  border: 1px solid rgba(233, 234, 238, 0.9);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.grid-deco {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 18, 18, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 18, 18, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), transparent 88%);
}

.mini-panel {
  position: absolute;
  left: 28px;
  right: 28px;
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(233, 234, 238, 0.92);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
}

.mini-panel span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.mini-panel strong {
  display: block;
  font-size: 1rem;
  line-height: 1.45;
}

.top-panel {
  top: 30px;
}

.bottom-panel {
  bottom: 32px;
}

.stone {
  position: absolute;
  border-radius: 28px;
  border: 1px solid rgba(223, 225, 231, 0.95);
  box-shadow: var(--shadow-soft);
  background-size: cover;
  background-position: center;
}

.stone-1 {
  width: 54%;
  height: 44%;
  top: 128px;
  left: 12%;
  transform: rotate(-6deg);
  background:
    linear-gradient(135deg, rgba(255,255,255,0.98), rgba(236,237,240,0.98)),
    radial-gradient(circle at 30% 30%, rgba(0,0,0,0.08), transparent 30%);
}

.stone-2 {
  width: 45%;
  height: 35%;
  right: 10%;
  top: 204px;
  transform: rotate(8deg);
  background:
    linear-gradient(135deg, rgba(28,28,28,0.85), rgba(92,92,92,0.78));
}

.stone-3 {
  width: 48%;
  height: 18%;
  left: 26%;
  bottom: 112px;
  transform: rotate(2deg);
  background:
    linear-gradient(135deg, rgba(255,255,255,0.98), rgba(241,241,243,0.98));
}

.section {
  padding: 34px 0 92px;
}

.section-soft {
  background: linear-gradient(180deg, rgba(248,248,249,0.95), rgba(255,255,255,0.9));
}

.two-col {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 26px;
  align-items: start;
}

.section h2,
.cta-inner h2 {
  font-size: clamp(2rem, 3.6vw, 3.55rem);
  max-width: 12ch;
}

.section-head {
  max-width: 780px;
  margin-bottom: 30px;
}

.info-stack {
  display: grid;
  gap: 18px;
}

.info-card,
.audience-card,
.product-card,
.promo-card,
.feature-panel,
.cta-inner {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.info-card {
  border-radius: var(--radius-lg);
  padding: 28px;
}

.card-label,
.product-number,
.promo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.info-card h3,
.audience-card h3,
.product-card h3,
.promo-card h3 {
  margin: 14px 0 0;
  font-size: 1.45rem;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.audience-card {
  border-radius: 26px;
  padding: 28px;
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.icon-box {
  width: 72px;
  height: 72px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #0d0d0d, #2f2f2f);
  color: #fff;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.product-card {
  border-radius: 24px;
  padding: 26px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: flex-start;
}

.product-card:nth-child(1),
.product-card:nth-child(2) {
  grid-column: span 6;
}

.product-card:nth-child(3) {
  grid-column: span 12;
}

.product-card:nth-child(4),
.product-card:nth-child(5) {
  grid-column: span 6;
}

.section-highlight {
  padding-top: 22px;
}

.feature-wrap {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 22px;
  align-items: center;
}

.feature-panels {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.feature-panel {
  min-height: 290px;
  border-radius: 28px;
  display: flex;
  align-items: end;
  padding: 28px;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.panel-a {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0.5)),
    linear-gradient(135deg, #ffffff, #efefef);
}

.panel-b {
  color: #fff;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02)),
    linear-gradient(135deg, #1b1b1b, #4b4b4b);
}

.promo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.promo-card {
  border-radius: 26px;
  min-height: 250px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

.promo-card::before {
  content: '';
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 999px;
  top: -55px;
  right: -55px;
  background: radial-gradient(circle, rgba(0,0,0,0.07), transparent 70%);
}

.cta-block {
  padding-top: 12px;
}

.cta-inner {
  border-radius: 34px;
  padding: 46px;
  text-align: center;
  background:
    radial-gradient(circle at top center, rgba(0,0,0,0.045), transparent 30%),
    linear-gradient(180deg, rgba(255,255,255,0.95), rgba(248,248,249,0.95));
}

.cta-inner .section-kicker {
  margin-bottom: 6px;
}

.cta-inner h2 {
  max-width: 15ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-inner p {
  max-width: 720px;
  margin: 0 auto;
}

.site-footer {
  padding: 22px 0 34px;
}

.footer-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.footer-wrap p {
  margin: 8px 0 0;
  color: var(--muted);
}

.footer-mini-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 0.12s;
}

.delay-2 {
  transition-delay: 0.22s;
}

@media (max-width: 1080px) {
  .hero-grid,
  .two-col,
  .feature-wrap,
  .audience-grid,
  .promo-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr 1fr;
  }

  .product-card:nth-child(1),
  .product-card:nth-child(2),
  .product-card:nth-child(3),
  .product-card:nth-child(4),
  .product-card:nth-child(5) {
    grid-column: auto;
  }

  .feature-panels {
    grid-template-columns: 1fr 1fr;
  }

  .hero h1 {
    max-width: 14ch;
  }

  .visual-card {
    min-height: 520px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .nav-wrap {
    min-height: 72px;
    flex-direction: column;
    justify-content: center;
    padding: 12px 0;
  }

  .site-nav {
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding-top: 36px;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 12vw, 3.6rem);
  }

  .section,
  .site-footer {
    padding-bottom: 68px;
  }

  .products-grid,
  .feature-panels {
    grid-template-columns: 1fr;
  }

  .visual-card {
    min-height: 460px;
  }

  .mini-panel {
    left: 18px;
    right: 18px;
  }

  .stone-1 {
    width: 58%;
    height: 40%;
    left: 8%;
  }

  .stone-2 {
    width: 42%;
    height: 30%;
    right: 8%;
  }

  .stone-3 {
    width: 50%;
    left: 24%;
  }

  .cta-inner {
    padding: 32px 24px;
  }
}