:root {
  --ink: #0c0a09;
  --ink-soft: #1f1b18;
  --paper: #f5f0e6;
  --paper-card: #fffdf8;
  --paper-deep: #e8e1d3;
  --copper: #a16207;
  --copper-deep: #7a4a06;
  --olive: #5f7467;
  --rule: #d6d0c6;
  --muted: #625a52;
  --shadow: 0 22px 60px rgba(28, 21, 12, 0.08);
  --serif: Georgia, "Times New Roman", "Source Serif Pro", "Songti SC", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", "Helvetica", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease, color 200ms ease;
}

a:hover {
  border-bottom-color: var(--copper);
  color: var(--copper-deep);
}

p {
  margin: 0 0 1rem;
}

.wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

.wrap-narrow {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}

.serif {
  font-family: var(--serif);
}

.display {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
}

.h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -0.005em;
  margin: 0 0 16px;
}

.h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.2;
  margin: 0 0 12px;
}

.lead {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 60ch;
}

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

.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 48px 0;
}

.rule-thin {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 24px 0;
}

/* ---------- top nav ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(245, 240, 230, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--rule);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 24px;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.wordmark small {
  display: block;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 9.5px;
  letter-spacing: 0.32em;
  color: var(--muted);
  margin-top: 2px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 28px;
}

.nav-links a {
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  border-bottom-color: var(--ink);
  color: var(--ink);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  height: clamp(520px, 78vh, 760px);
  overflow: hidden;
  background: var(--ink);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.66;
  filter: saturate(0.85);
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(12, 10, 9, 0.15) 0%, rgba(12, 10, 9, 0.55) 65%, rgba(12, 10, 9, 0.85) 100%),
    linear-gradient(90deg, rgba(12, 10, 9, 0.55) 0%, rgba(12, 10, 9, 0.05) 60%);
}

.hero-content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 56px 0 64px;
  color: var(--paper);
}

.hero-content .eyebrow {
  color: rgba(245, 240, 230, 0.78);
}

.hero-content .display {
  color: var(--paper);
  max-width: 18ch;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(245, 240, 230, 0.32);
  max-width: 720px;
  font-size: 13.5px;
  color: rgba(245, 240, 230, 0.85);
}

.hero-meta dt {
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(245, 240, 230, 0.6);
  margin: 0 0 4px;
}

.hero-meta dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--paper);
}

/* ---------- editorial sections ---------- */

.section {
  padding: 96px 0;
  border-top: 1px solid var(--rule);
}

.section:first-of-type {
  border-top: none;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  margin-bottom: 64px;
}

.section-head .h1 {
  margin: 0;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 60ch;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px 40px;
}

.feature {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-image {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
  background: var(--paper-deep);
  filter: saturate(0.92);
}

.feature .h2 {
  margin: 6px 0 0;
}

.feature p {
  color: var(--ink-soft);
  font-size: 0.97rem;
}

.feature ul {
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.feature ul li {
  padding: 5px 0;
  border-bottom: 1px solid var(--rule);
}

.feature ul li:last-child {
  border-bottom: none;
}

/* ---------- panel & callout ---------- */

.panel {
  background: var(--paper-card);
  border: 1px solid var(--rule);
  padding: 36px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
}

.callout {
  background: var(--paper-card);
  border-top: 2px solid var(--copper);
  padding: 32px 36px;
}

/* ---------- key/value list ---------- */

.kv {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 12px 24px;
  margin: 0;
}

.kv dt {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  align-self: center;
}

.kv dd {
  margin: 0;
  font-size: 0.97rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--rule);
  padding: 14px 0;
}

.kv dt {
  border-bottom: 1px solid var(--rule);
  padding: 14px 0;
}

/* ---------- stats ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.stat {
  padding: 32px 28px;
  border-right: 1px solid var(--rule);
}

.stat:last-child {
  border-right: none;
}

.stat-value {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
  margin: 0;
}

.stat-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 12px 0 0;
}

/* ---------- editorial column / longform ---------- */

.editorial {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.editorial-image {
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.editorial p {
  font-size: 1.04rem;
  color: var(--ink-soft);
}

.editorial p + p {
  margin-top: 1rem;
}

.signature-line {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  font-size: 13.5px;
  color: var(--muted);
}

.signature-line strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--ink);
  font-weight: 700;
  margin-bottom: 2px;
}

/* ---------- applications use-case ---------- */

.case {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  border-bottom: 1px solid var(--rule);
}

.case:last-child {
  border-bottom: none;
}

.case.reverse {
  grid-template-columns: 1fr 1.05fr;
}

.case.reverse .case-image {
  order: 2;
}

.case-image {
  aspect-ratio: 5 / 4;
  width: 100%;
  object-fit: cover;
}

.case-number {
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--copper);
  margin: 0 0 12px;
}

.case-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 32px;
  margin-top: 28px;
  font-size: 0.92rem;
}

.case-meta dt {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

.case-meta dd {
  margin: 4px 0 0;
  color: var(--ink-soft);
}

/* ---------- lookbook grid ---------- */

.lookbook-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 56px 48px;
}

.book {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.book-image {
  aspect-ratio: 3 / 2;
  width: 100%;
  object-fit: cover;
}

.book-tag {
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 0;
}

.book .h2 {
  margin: 0;
}

.book-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
}

.book-meta dt {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

.book-meta dd {
  margin: 4px 0 0;
  font-size: 0.92rem;
  color: var(--ink-soft);
  font-family: var(--serif);
}

/* ---------- process ---------- */

.process-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 32px 0 64px;
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--rule);
}

.process-step:last-child {
  border-bottom: 1px solid var(--rule);
}

.process-step-number {
  font-family: var(--serif);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--copper);
}

.process-step h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 1.4rem;
}

.process-step p {
  margin: 0 0 8px;
  color: var(--ink-soft);
}

.process-step ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.process-step ul li {
  padding: 4px 0 4px 20px;
  position: relative;
}

.process-step ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 1px;
  background: var(--copper);
}

/* ---------- contact ---------- */

.contact-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-line {
  font-family: var(--serif);
  font-size: 1.4rem;
  margin: 0 0 8px;
}

.contact-line a {
  border-bottom: 1px solid var(--ink);
}

.contact-list {
  margin: 0;
  display: grid;
  gap: 24px;
}

.contact-list dt {
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 0 0 4px;
}

.contact-list dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.05rem;
}

/* ---------- footer ---------- */

.footer {
  background: var(--ink);
  color: rgba(245, 240, 230, 0.78);
  padding: 56px 0 36px;
  margin-top: 96px;
}

.footer .wordmark {
  color: var(--paper);
}

.footer .wordmark small {
  color: rgba(245, 240, 230, 0.55);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 56px;
  margin-bottom: 48px;
}

.footer h4 {
  font-size: 10.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(245, 240, 230, 0.55);
  margin: 0 0 16px;
  font-weight: 600;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.footer a {
  color: var(--paper);
}

.footer-base {
  border-top: 1px solid rgba(245, 240, 230, 0.18);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: rgba(245, 240, 230, 0.55);
}

/* ---------- reveal animation ---------- */

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .section { padding: 64px 0; }
  .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; }
  .feature-grid { grid-template-columns: 1fr; gap: 40px; }
  .editorial { grid-template-columns: 1fr; gap: 32px; }
  .editorial-image { aspect-ratio: 4 / 3; }
  .case, .case.reverse { grid-template-columns: 1fr; gap: 28px; padding: 36px 0; }
  .case.reverse .case-image { order: 0; }
  .lookbook-grid { grid-template-columns: 1fr; gap: 40px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; border-bottom: 1px solid var(--rule); }
  .stat:nth-child(odd) { border-right: 1px solid var(--rule); }
  .stat:nth-last-child(-n+2) { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-base { flex-direction: column; gap: 8px; }
  .contact-block { grid-template-columns: 1fr; gap: 32px; }
  .kv { grid-template-columns: 1fr; gap: 4px; }
  .kv dt { padding-bottom: 0; border-bottom: none; }
  .kv dd { padding-top: 4px; }
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  padding: 8px 12px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
  font-family: var(--sans);
}

@media (max-width: 640px) {
  .topbar-inner { min-height: 56px; flex-wrap: wrap; }
  .nav-toggle { display: inline-block; }
  .nav-links {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    padding: 12px 0 4px;
    border-top: 1px solid var(--rule);
    margin-top: 12px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--rule); }
  .nav-links li:last-child a { border-bottom: none; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--rule); }
  .stat:last-child { border-bottom: none; }
  .hero { height: clamp(440px, 70vh, 600px); }
}