:root {
  color-scheme: light;
  --bg: oklch(1 0 0);
  --ink: oklch(0.17 0.014 230);
  --muted: oklch(0.43 0.025 230);
  --line: oklch(0.87 0.012 230);
  --primary: oklch(0.5 0.095 210);
  --primary-dark: oklch(0.32 0.085 210);
  --accent: oklch(0.62 0.145 35);
  --accent-soft: oklch(0.94 0.06 55);
  --soft: oklch(0.96 0.018 210);
  --surface: oklch(0.985 0.004 230);
  --shadow: 0 12px 28px oklch(0.17 0.014 230 / 0.08);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  min-width: 320px;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, oklch(0.5 0.095 210 / 0.06) 1px, transparent 1px),
    linear-gradient(0deg, oklch(0.62 0.145 35 / 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
}

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

a {
  color: var(--primary-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover {
  color: var(--accent);
}

.site-header,
.site-footer {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 78px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--bg);
  font-weight: 900;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  color: var(--muted);
  font-size: 0.95rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

main {
  position: relative;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(28px, 6vw, 76px);
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  align-items: center;
  min-height: min(820px, calc(100dvh - 80px));
  padding: clamp(36px, 7vw, 88px) 0;
}

.hero-copy {
  max-width: 640px;
}

.kicker {
  margin: 0 0 16px;
  color: var(--primary-dark);
  font-size: 0.9rem;
  font-weight: 800;
}

h1,
h2 {
  margin: 0;
  color: var(--ink);
  font-weight: 850;
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.55rem, 5.1vw, 4.75rem);
}

h2 {
  font-size: clamp(2rem, 4.2vw, 4rem);
}

.lead,
.content-block p,
.api-band p,
.text-page p {
  max-width: 68ch;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
}

.lead {
  margin: 20px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(1px) scale(0.99);
}

.button.primary {
  border-color: var(--primary-dark);
  background: var(--primary-dark);
  color: var(--bg);
}

.button.secondary {
  background: var(--accent-soft);
}

.product-stage {
  position: relative;
  margin: 0;
}

.product-stage::before {
  content: "";
  position: absolute;
  inset: 8% -3% -4% 10%;
  background: var(--soft);
  border: 1px solid var(--line);
  transform: rotate(-2deg);
}

.product-stage img {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--ink);
  box-shadow: var(--shadow);
}

.product-stage figcaption {
  position: relative;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.strip div {
  display: grid;
  gap: 3px;
  padding: 20px;
}

.strip div + div {
  border-left: 1px solid var(--line);
}

.strip strong {
  font-size: 0.95rem;
}

.strip span {
  color: var(--muted);
}

.catalog-section,
.product-section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.catalog-section {
  padding: clamp(54px, 9vw, 104px) 0 0;
}

.catalog-heading {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(20px, 5vw, 70px);
  align-items: end;
  margin-bottom: 28px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.catalog-grid article {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 10px;
  min-width: 0;
  padding: clamp(16px, 3vw, 24px);
  background: var(--bg);
}

.catalog-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--surface);
}

.catalog-grid h3 {
  margin: 4px 0 0;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.08;
}

.catalog-grid p {
  margin: 0;
  color: var(--muted);
}

.product-section {
  align-items: start;
  padding: clamp(54px, 9vw, 110px) 0;
}

.image-pair {
  display: grid;
  grid-template-columns: 0.82fr 0.58fr;
  gap: 14px;
  align-items: end;
}

.image-pair img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--ink);
  background: var(--surface);
}

.image-pair img:nth-child(2) {
  aspect-ratio: 3 / 4;
  transform: translateY(38px);
}

.content-block {
  padding-top: clamp(10px, 4vw, 52px);
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-weight: 700;
}

.api-band {
  display: grid;
  grid-template-columns: 0.75fr 1fr auto;
  align-items: center;
  gap: clamp(18px, 4vw, 48px);
  padding: clamp(34px, 6vw, 62px) max(18px, calc((100vw - 1180px) / 2));
  background: var(--ink);
  color: var(--bg);
}

.api-band .kicker,
.api-band h2,
.api-band p,
.api-band a {
  color: var(--bg);
}

.api-band p {
  margin: 0;
  opacity: 0.84;
}

.text-link {
  white-space: nowrap;
  font-weight: 800;
}

.text-page {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(46px, 8vw, 92px) 0;
}

.text-page h1 {
  max-width: 820px;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0;
  margin-top: 42px;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.policy-grid article {
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: oklch(1 0 0 / 0.72);
}

.policy-grid h2 {
  margin-bottom: 12px;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.08;
}

.policy-grid p {
  margin: 0;
}

.contact-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 34px;
  padding: 20px;
  border: 1px solid var(--ink);
  background: var(--soft);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 26px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.reveal {
  animation: rise-in 560ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.reveal:nth-child(2) {
  animation-delay: 90ms;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 880px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  nav {
    justify-content: flex-start;
  }

  .section-grid,
  .catalog-heading,
  .api-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

  .strip div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .image-pair img:nth-child(2) {
    transform: none;
  }

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

  .api-band {
    padding-right: 18px;
    padding-left: 18px;
  }

  .text-link {
    white-space: normal;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: clamp(2.25rem, 13vw, 3.5rem);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .image-pair {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}