:root {
  --paper: #eee9de;
  --paper-deep: #ddd6c9;
  --ink: #171817;
  --muted: #686a65;
  --hairline: rgba(23, 24, 23, 0.26);
  --blue: #1f536c;
  --blue-soft: #8da4aa;
  --rust: #bf5734;
  --charcoal: #101314;
  --radius: 2px;
  --max: 1440px;
  --mono: "Courier New", "IBM Plex Mono", "Consolas", monospace;
  --sans: "Arial Narrow", "Arial", "Pretendard", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(31, 83, 108, 0.18) 0 46px, transparent 46px),
    radial-gradient(circle at 12% 18%, rgba(0, 0, 0, 0.045), transparent 24%),
    linear-gradient(rgba(23, 24, 23, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 24, 23, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: auto, auto, 100% 48px, 48px 100%, auto;
  font-family: var(--mono);
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    repeating-radial-gradient(circle at 14% 22%, rgba(0, 0, 0, 0.08) 0 1px, transparent 1px 7px),
    linear-gradient(rgba(255, 255, 255, 0.28), rgba(0, 0, 0, 0.035));
  mix-blend-mode: multiply;
  opacity: 0.28;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.side-rail {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 6;
  display: grid;
  width: 46px;
  place-items: center;
  color: var(--charcoal);
  background: #1d526d;
  border-right: 1px solid rgba(0, 0, 0, 0.25);
  font-size: 11px;
  writing-mode: vertical-rl;
}

.side-rail i {
  display: block;
  width: 18px;
  height: 18px;
  border: 1px solid var(--ink);
  border-radius: 50%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) 2fr minmax(180px, 0.8fr);
  gap: 28px;
  align-items: center;
  min-height: 72px;
  padding: 18px 48px 16px 86px;
  border-bottom: 1px solid var(--hairline);
  background: rgba(238, 233, 222, 0.86);
  backdrop-filter: blur(10px);
}

.brand {
  font-family: var(--sans);
  font-size: clamp(26px, 3vw, 44px);
  font-weight: 800;
  line-height: 0.95;
}

.site-header nav,
.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  align-items: center;
  justify-content: center;
  color: #1b1c1b;
  font-size: 12px;
  text-transform: uppercase;
}

.site-header nav a::after {
  margin-left: 20px;
  content: "/";
  color: var(--muted);
}

.site-header nav a:last-child::after {
  content: "";
}

.header-actions {
  justify-content: flex-end;
  gap: 18px;
  font-size: 10px;
}

.status-dot {
  width: 12px;
  height: 12px;
  background: var(--ink);
  border-radius: 50%;
}

main,
.footer {
  margin-left: 46px;
}

.sheet-grid {
  background-image:
    linear-gradient(var(--hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
  background-size: 100% 1px, 1px 100%;
}

.hero {
  display: grid;
  grid-template-columns: minmax(280px, 0.74fr) minmax(520px, 1.55fr);
  min-height: calc(100vh - 72px);
  border-bottom: 1px solid var(--hairline);
}

.hero-copy {
  display: grid;
  align-content: center;
  gap: 28px;
  padding: 72px 36px 72px 48px;
}

.eyebrow,
.section-label,
.status,
.catalogue,
.specimen-card p,
.wear-notes,
th,
td,
label,
small {
  font-size: 12px;
  line-height: 1.45;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(48px, 6.8vw, 110px);
  line-height: 0.92;
  letter-spacing: 0;
}

.status strong {
  color: var(--rust);
}

.boxed-mark {
  width: fit-content;
  padding: 20px 26px;
  border: 1px solid rgba(23, 24, 23, 0.45);
  font-size: 19px;
  line-height: 1.45;
  letter-spacing: 0.18em;
}

.micro-copy {
  max-width: 290px;
  color: #4e514d;
  font-size: 12px;
  line-height: 1.75;
  word-break: keep-all;
}

.catalogue {
  display: grid;
  gap: 14px;
}

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

.catalogue dd {
  margin: 3px 0 0;
}

.hero-visual {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-left: 1px solid var(--hairline);
}

.hero-visual > img {
  width: 100%;
  height: 100%;
  min-height: 680px;
  object-fit: cover;
  object-position: center right;
  filter: contrast(1.02) saturate(0.88);
}

.scan-card {
  position: absolute;
  bottom: 52px;
  left: clamp(24px, 8vw, 150px);
  width: min(340px, 42vw);
  margin: 0;
  padding: 8px;
  color: #d9ddd9;
  background: #111617;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.scan-card img {
  aspect-ratio: 5 / 2;
  object-fit: cover;
}

.scan-card figcaption {
  margin-top: 6px;
  font-size: 10px;
}

.stamp {
  position: absolute;
  right: 18%;
  bottom: 44px;
  display: grid;
  width: 100px;
  height: 100px;
  place-items: center;
  color: var(--rust);
  border: 2px solid rgba(191, 87, 52, 0.65);
  border-radius: 50%;
  font-size: 12px;
  line-height: 1.3;
  text-align: center;
  transform: rotate(-12deg);
}

.section-rule {
  border-bottom: 1px solid var(--hairline);
}

.page-directory {
  background: rgba(221, 214, 201, 0.3);
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: var(--max);
  margin: 0 auto;
}

.directory-grid a {
  display: grid;
  min-height: 190px;
  padding: 30px;
  border-right: 1px solid var(--hairline);
}

.directory-grid a:last-child {
  border-right: 0;
}

.directory-grid span {
  font-family: var(--sans);
  font-size: 52px;
}

.directory-grid strong {
  font-family: var(--sans);
  font-size: 24px;
}

.directory-grid em {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  line-height: 1.6;
}

.section-label {
  padding: 18px 40px;
  border-bottom: 1px solid var(--hairline);
}

.specimen-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  max-width: var(--max);
  margin: 0 auto;
}

.specimen-card {
  position: relative;
  min-height: 360px;
  padding: 44px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.specimen-card:nth-child(even) {
  border-right: 0;
}

.specimen-large {
  display: grid;
  grid-template-columns: 120px 170px 1fr;
  grid-column: span 2;
  align-items: center;
  min-height: 430px;
}

.specimen-no {
  font-family: var(--sans);
  font-size: clamp(58px, 7vw, 104px);
  line-height: 0.9;
}

.specimen-card h2 {
  margin: 0 0 16px;
  font-family: var(--sans);
  font-size: 26px;
  line-height: 1;
}

.specimen-card img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.03);
}

.note-line {
  position: absolute;
  right: 15%;
  top: 32%;
  color: var(--blue);
  font-size: 12px;
  font-style: italic;
  transform: rotate(-8deg);
}

.specimen-top {
  min-height: 440px;
}

.top-view {
  position: absolute;
  right: 48px;
  bottom: 34px;
  width: 220px;
  height: 270px;
  background:
    linear-gradient(90deg, transparent 49%, var(--rust) 49% 51%, transparent 51%),
    radial-gradient(ellipse at center, rgba(23, 24, 23, 0.64) 0 22%, transparent 23%),
    url("./assets/specimen-side.webp") center / 140% auto no-repeat;
  border: 1px solid var(--hairline);
  filter: grayscale(1);
  transform: rotate(90deg);
}

.specimen-cut img {
  margin-top: 32px;
  background: #111617;
}

.specimen-material {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
}

.specimen-material img {
  grid-column: 2;
  max-height: 260px;
}

.anatomy-index {
  display: grid;
  grid-template-columns: minmax(230px, 0.38fr) minmax(560px, 1fr);
  max-width: var(--max);
  margin: 0 auto;
}

.index-copy {
  padding: 56px 40px;
  border-right: 1px solid var(--hairline);
}

.index-copy h2 {
  margin: 0 0 48px;
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1;
}

.index-copy ol {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
}

.index-copy span {
  display: inline-block;
  min-width: 28px;
}

.anatomy-board {
  margin: 0;
  padding: 32px;
}

.anatomy-board img {
  width: 100%;
  border: 1px solid rgba(23, 24, 23, 0.25);
  object-fit: cover;
}

.wear-grid {
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(230px, 0.3fr);
  gap: 0;
  max-width: var(--max);
  margin: 0 auto;
}

.wear-shot {
  margin: 0;
  padding: 42px;
  border-right: 1px solid var(--hairline);
}

.wear-shot img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  filter: grayscale(0.92) contrast(1.03);
}

.wear-notes {
  display: grid;
  align-content: center;
  gap: 30px;
  padding: 42px;
}

.ledger-wrap {
  position: relative;
  display: grid;
  max-width: var(--max);
  margin: 0 auto;
  padding: 46px 40px 72px;
}

table {
  width: 82%;
  border-collapse: collapse;
  background: rgba(238, 233, 222, 0.72);
}

th,
td {
  padding: 16px 14px;
  border: 1px solid var(--hairline);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 400;
}

.archive-ticket {
  position: absolute;
  right: 46px;
  bottom: 36px;
  width: 310px;
  margin: 0;
}

.archive-ticket img {
  width: 230px;
  aspect-ratio: 1;
  margin-left: auto;
  object-fit: cover;
  clip-path: polygon(8% 0, 100% 0, 94% 100%, 0 92%);
  filter: saturate(0.85);
}

.archive-ticket p {
  position: absolute;
  right: 0;
  bottom: 24px;
  padding: 18px 24px;
  background: #d7c59f;
  font-size: 12px;
  transform: rotate(7deg);
}

.footer {
  display: grid;
  grid-template-columns: 180px 1fr 1.4fr 1fr 1fr;
  min-height: 180px;
  border-top: 1px solid var(--hairline);
  background: rgba(238, 233, 222, 0.8);
}

.footer > * {
  padding: 34px 38px;
  border-right: 1px solid var(--hairline);
}

.footer-brand {
  color: var(--paper);
  background: var(--charcoal);
  font-family: var(--sans);
  font-size: 34px;
  line-height: 1;
}

.footer p {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
}

form label {
  display: block;
  margin-bottom: 18px;
}

form div {
  display: flex;
  border-bottom: 1px solid var(--ink);
}

input,
button {
  min-width: 0;
  border: 0;
  background: transparent;
  font: inherit;
}

input {
  flex: 1;
  padding: 12px 0;
}

button {
  width: 40px;
  cursor: pointer;
}

.footer nav {
  display: grid;
  gap: 12px;
  align-content: start;
  font-size: 12px;
  text-transform: uppercase;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.58fr) minmax(560px, 1fr);
  min-height: calc(100vh - 72px);
}

.page-copy {
  display: grid;
  align-content: center;
  gap: 28px;
  padding: 72px 48px;
  border-right: 1px solid var(--hairline);
}

.page-copy h1 {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(48px, 6.2vw, 96px);
  line-height: 0.94;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.page-copy p:last-child {
  max-width: 430px;
  color: #4e514d;
  font-size: 15px;
  line-height: 1.8;
  word-break: keep-all;
}

.page-visual {
  display: grid;
  align-content: center;
  margin: 0;
  padding: 38px;
}

.page-visual img {
  width: 100%;
  max-height: calc(100vh - 150px);
  border: 1px solid rgba(23, 24, 23, 0.22);
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

.filter-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  max-width: var(--max);
  margin: 0 auto;
}

.filter-rail {
  padding: 42px 32px;
  border-right: 1px solid var(--hairline);
}

.filter-rail h2 {
  margin: 0 0 34px;
  font-family: var(--sans);
  font-size: 34px;
}

.filter-rail p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  text-transform: uppercase;
}

.specimen-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.specimen-list article {
  position: relative;
  min-height: 420px;
  padding: 36px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.specimen-list article:nth-child(even) {
  border-right: 0;
}

.specimen-list span,
.process-steps span {
  font-family: var(--sans);
  font-size: 64px;
}

.specimen-list img {
  width: 100%;
  height: 230px;
  margin: 18px 0 24px;
  object-fit: cover;
  filter: saturate(0.86);
}

.specimen-list h2,
.process-steps h2,
.field-log h2 {
  margin: 0 0 10px;
  font-family: var(--sans);
  font-size: 30px;
}

.specimen-list p,
.process-steps p,
.field-log p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
  text-transform: uppercase;
}

.process-steps,
.field-log {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: var(--max);
  margin: 0 auto;
}

.process-steps article,
.field-log article {
  min-height: 260px;
  padding: 36px;
  border-right: 1px solid var(--hairline);
}

.process-steps article:last-child,
.field-log article:last-child {
  border-right: 0;
}

.field-log {
  grid-template-columns: repeat(3, 1fr);
}

.ledger-page {
  padding-bottom: 54px;
}

.ledger-page table {
  width: 100%;
}

.assembled-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: minmax(92px, auto);
  gap: 0;
  min-height: calc(100vh - 72px);
  padding: 0 40px 40px 86px;
  overflow: hidden;
  background:
    linear-gradient(var(--hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline) 1px, transparent 1px),
    var(--paper);
  background-size: 100% 92px, calc((100vw - 126px) / 12) 100%, auto;
}

.assembled-board::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(circle at 8% 16%, transparent 0 50px, rgba(31, 83, 108, 0.18) 51px 52px, transparent 53px),
    repeating-linear-gradient(105deg, rgba(23, 24, 23, 0.025) 0 1px, transparent 1px 9px);
  opacity: 0.7;
}

.board-title {
  z-index: 1;
  grid-column: 1 / 5;
  grid-row: 1 / 5;
  align-self: end;
  padding: 48px 34px 40px 0;
}

.board-title h1 {
  margin: 18px 0 28px;
  font-family: var(--sans);
  font-size: clamp(48px, 6vw, 94px);
  line-height: 0.92;
}

.board-title p:last-child {
  max-width: 360px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
  word-break: keep-all;
}

.board-cell,
.board-photo,
.board-inset {
  z-index: 1;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--hairline);
  background: rgba(238, 233, 222, 0.72);
}

.board-cell img,
.board-photo img,
.board-inset img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.02);
}

.board-cell span {
  display: block;
  font-family: var(--sans);
  font-size: 44px;
  line-height: 0.9;
}

.board-cell h2 {
  margin: 10px 0 6px;
  font-family: var(--sans);
  font-size: 22px;
}

.board-cell p,
.board-inset figcaption {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
  text-transform: uppercase;
}

.cell-a {
  grid-column: 4 / 8;
  grid-row: 2 / 6;
}

.cell-b {
  grid-column: 8 / 10;
  grid-row: 1 / 5;
}

.cell-c {
  grid-column: 5 / 10;
  grid-row: 6 / 9;
}

.cell-d {
  grid-column: 10 / 13;
  grid-row: 4 / 8;
}

.cell-a img,
.cell-c img {
  height: 210px;
}

.cell-b img,
.cell-d img {
  height: 250px;
}

.board-inset.scan {
  grid-column: 1 / 4;
  grid-row: 5 / 7;
  background: #111617;
  color: var(--paper);
}

.board-inset.detail {
  grid-column: 10 / 13;
  grid-row: 8 / 11;
}

.board-inset.heel {
  grid-column: 1 / 4;
  grid-row: 8 / 11;
}

.board-inset.sketch {
  grid-column: 4 / 8;
  grid-row: 9 / 12;
}

.mini-ledger {
  z-index: 1;
  grid-column: 8 / 13;
  grid-row: 11 / 13;
  align-self: stretch;
  width: 100%;
  border-collapse: collapse;
  background: rgba(238, 233, 222, 0.8);
}

.mini-ledger th,
.mini-ledger td {
  padding: 12px;
  border: 1px solid var(--hairline);
  font-size: 10px;
}

.blue-tab {
  z-index: 2;
  grid-column: 12 / 13;
  grid-row: 1 / 4;
  align-self: stretch;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--blue);
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
  writing-mode: vertical-rl;
}

.process-main {
  grid-column: 4 / 10;
  grid-row: 1 / 5;
}

.process-cut {
  grid-column: 1 / 6;
  grid-row: 5 / 9;
}

.process-material {
  grid-column: 10 / 13;
  grid-row: 2 / 6;
}

.process-stitch {
  grid-column: 7 / 11;
  grid-row: 6 / 9;
}

.lab-tag,
.field-ticket {
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 20px;
  background: #d7c59f;
  border: 1px solid rgba(23, 24, 23, 0.2);
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  transform: rotate(-7deg);
}

.lab-tag {
  grid-column: 11 / 13;
  grid-row: 7 / 9;
}

.wear-main {
  grid-column: 4 / 10;
  grid-row: 1 / 5;
}

.wear-heel {
  grid-column: 1 / 5;
  grid-row: 5 / 9;
}

.wear-scan {
  grid-column: 8 / 13;
  grid-row: 5 / 7;
  background: #111617;
}

.wear-side {
  grid-column: 6 / 10;
  grid-row: 7 / 10;
}

.field-ticket {
  grid-column: 10 / 13;
  grid-row: 8 / 10;
}

.release-main {
  grid-column: 4 / 10;
  grid-row: 1 / 5;
}

.release-material {
  grid-column: 10 / 13;
  grid-row: 1 / 5;
}

.release-heel {
  grid-column: 1 / 4;
  grid-row: 5 / 8;
}

.release-board .ledger-wrap {
  z-index: 1;
  grid-column: 4 / 11;
  grid-row: 5 / 8;
  padding: 0;
}

.release-board .ledger-page table {
  height: 100%;
}

.release-board .ledger-memo {
  z-index: 2;
  grid-column: 11 / 13;
  grid-row: 6 / 8;
  position: static;
  display: grid;
  gap: 8px;
  align-self: center;
  padding: 24px;
  background: #d7c59f;
  font-size: 12px;
  transform: rotate(5deg);
}

.release-board .ledger-memo span,
.release-board .ledger-memo strong {
  display: block;
}

@media (max-width: 980px) {
  .side-rail {
    display: none;
  }

  main,
  .footer {
    margin-left: 0;
  }

  .site-header {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .site-header nav,
  .header-actions {
    justify-content: flex-start;
  }

  .hero,
  .anatomy-index,
  .wear-grid,
  .page-hero,
  .filter-layout,
  .footer {
    grid-template-columns: 1fr;
  }

  .directory-grid,
  .specimen-list,
  .process-steps,
  .field-log,
  .assembled-board {
    grid-template-columns: 1fr;
  }

  .assembled-board {
    display: block;
    padding: 0 20px 28px;
  }

  .board-title,
  .board-cell,
  .board-photo,
  .board-inset,
  .blue-tab,
  .lab-tag,
  .field-ticket,
  .release-board .ledger-wrap,
  .release-board .ledger-memo {
    display: block;
    width: 100%;
    margin: 0 0 18px;
    transform: none;
    writing-mode: horizontal-tb;
  }

  .board-title {
    padding: 42px 0 24px;
  }

  .board-cell img,
  .board-photo img,
  .board-inset img {
    height: auto;
  }

  .directory-grid a,
  .process-steps article,
  .field-log article,
  .page-copy,
  .filter-rail {
    border-right: 0;
    border-bottom: 1px solid var(--hairline);
  }

  .page-copy {
    padding: 48px 22px;
  }

  .page-visual {
    padding: 22px;
  }

  .hero-copy {
    padding: 48px 22px;
  }

  .hero-visual {
    border-left: 0;
    border-top: 1px solid var(--hairline);
  }

  .hero-visual > img {
    min-height: 420px;
  }

  .scan-card {
    left: 20px;
    width: min(300px, calc(100vw - 40px));
  }

  .specimen-grid,
  .specimen-large,
  .specimen-material {
    grid-template-columns: 1fr;
  }

  .specimen-large {
    grid-column: auto;
  }

  .specimen-card:nth-child(even),
  .specimen-card {
    border-right: 0;
  }

  .specimen-card {
    min-height: auto;
    padding: 32px 22px;
  }

  .specimen-material img {
    grid-column: auto;
  }

  .index-copy,
  .wear-shot,
  .footer > * {
    border-right: 0;
    border-bottom: 1px solid var(--hairline);
  }

  .anatomy-board,
  .wear-shot {
    padding: 22px;
  }

  .ledger-wrap {
    overflow-x: auto;
    padding: 24px 20px 210px;
  }

  table {
    width: 920px;
  }

  .archive-ticket {
    right: 20px;
    width: 250px;
  }
}

@media (max-width: 560px) {
  .site-header nav {
    gap: 12px;
    font-size: 10px;
  }

  .hero h1 {
    font-size: 46px;
  }

  .boxed-mark {
    font-size: 14px;
  }

  .stamp {
    right: 18px;
    bottom: 180px;
    width: 78px;
    height: 78px;
    font-size: 10px;
  }
}