:root {
  --bg: #f3f1e9;
  --paper: #fbfaf5;
  --ink: #151b20;
  --muted: #576168;
  --line: #d2d5cc;
  --dark: #10191d;
  --accent: #dcff73;
  --green: #325b47;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans JP", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.85;
}
a {
  color: inherit;
  text-underline-offset: 4px;
}
button,
input,
textarea,
select {
  font: inherit;
}
button,
a,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #659044;
  outline-offset: 5px;
}
img {
  max-width: 100%;
  display: block;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  line-height: 1.45;
  letter-spacing: -0.04em;
}
p + p {
  margin-top: 1em;
}
.wrap {
  width: min(1180px, calc(100% - 64px));
  margin: auto;
}
.skip {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 100;
  background: var(--accent);
  padding: 10px;
}
.skip:focus {
  top: 12px;
}
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 83px;
}
.brand {
  text-decoration: none;
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -1.2px;
  white-space: nowrap;
}
.brand span {
  color: var(--green);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  font-weight: 700;
}
.nav-links a {
  text-decoration: none;
}
.nav-links a:hover {
  text-decoration: underline;
}
.nav-links .nav-contact {
  padding: 10px 18px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 3px;
}
.hero {
  padding: 76px 0 64px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 58px;
  align-items: center;
}
.eyebrow {
  font:
    600 11px/1.5 ui-monospace,
    monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 22px;
  display: block;
}
.hero h1 {
  font-size: clamp(34px, 4.1vw, 55px);
  font-weight: 900;
  line-height: 1.38;
  margin-bottom: 24px;
}
.highlight {
  background: linear-gradient(transparent 65%, var(--accent) 65%);
}
.lead {
  font-size: 16px;
  color: var(--muted);
  max-width: 590px;
  line-height: 2;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 52px;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  border-radius: 3px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  background: transparent;
}
.button.primary {
  background: var(--ink);
  color: var(--paper);
}
.button:hover {
  background: var(--accent);
  color: var(--ink);
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 15px;
}
.lab-board {
  background: var(--dark);
  color: var(--paper);
  padding: 28px;
  border-radius: 8px;
  position: relative;
  box-shadow: 12px 12px 0 #dedfd4;
}
.board-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 35px;
  font:
    12px ui-monospace,
    monospace;
  color: #b7c2c4;
}
.board-dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  margin-right: 7px;
}
.board-title {
  font-size: 31px;
  line-height: 1.4;
  margin-bottom: 20px;
  letter-spacing: -0.05em;
}
.output-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 17px 0;
  border-top: 1px solid #354247;
  text-decoration: none;
  gap: 12px;
}
.output-row strong {
  display: block;
  font-size: 16px;
}
.output-row small {
  display: block;
  color: #b7c2c4;
  font-size: 11px;
  margin-top: 2px;
}
.output-row > span:last-child {
  color: var(--accent);
  font-size: 22px;
}
.board-foot {
  margin-top: 20px;
  font:
    11px ui-monospace,
    monospace;
  color: var(--accent);
}
.intro-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 19px 0;
  color: var(--muted);
  font-size: 12px;
}
.intro-strip .wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.section {
  padding: 78px 0;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}
.section-head .eyebrow {
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: clamp(27px, 3vw, 38px);
}
.section-head > p {
  max-width: 390px;
  font-size: 14px;
  color: var(--muted);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service {
  background: var(--paper);
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 5px;
}
.index {
  font:
    12px ui-monospace,
    monospace;
  color: var(--green);
  margin-bottom: 25px;
  display: block;
}
.service h3 {
  font-size: 23px;
  margin-bottom: 15px;
}
.service p {
  font-size: 14px;
  color: var(--muted);
}
.service ul {
  padding-left: 19px;
  font-size: 13px;
  margin: 20px 0;
}
.service .text-link {
  font-size: 13px;
  font-weight: 700;
}
.section.dark {
  background: var(--dark);
  color: var(--paper);
}
.dark .eyebrow {
  color: var(--accent);
}
.dark .section-head > p {
  color: #b7c2c4;
}
.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.work {
  border: 1px solid #3b494b;
  border-radius: 5px;
  overflow: hidden;
  background: #19252a;
}
.work-art {
  display: block;
  background: #243236;
  overflow: hidden;
  aspect-ratio: 16/9;
  border-bottom: 1px solid #3b494b;
}
.work-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}
.work-body {
  padding: 27px;
}
.tags {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  font:
    11px ui-monospace,
    monospace;
  margin-bottom: 16px;
}
.tags span {
  border: 1px solid #586467;
  border-radius: 2px;
  padding: 3px 9px;
}
.work h3 {
  font-size: 25px;
  margin-bottom: 12px;
}
.work p {
  font-size: 14px;
  color: #c0cbcc;
  margin-bottom: 22px;
}
.work .text-link {
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}
.project-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
.mini-project {
  border-top: 1px solid #465256;
  padding-top: 24px;
  display: flex;
  gap: 18px;
}
.mini-project img {
  width: 62px;
  height: 62px;
  border-radius: 12px;
  object-fit: cover;
}
.mini-project h3 {
  font-size: 18px;
  margin-bottom: 4px;
}
.mini-project p {
  font-size: 13px;
  color: #bdc9ca;
  margin-bottom: 10px;
}
.mini-project a {
  font-size: 12px;
  color: var(--accent);
  margin-right: 14px;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
.step {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}
.step h3 {
  font-size: 20px;
  margin-bottom: 12px;
}
.step p {
  font-size: 14px;
  color: var(--muted);
}
.reading-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.reading {
  display: block;
  text-decoration: none;
  padding: 30px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.reading small {
  font:
    11px ui-monospace,
    monospace;
  color: var(--green);
}
.reading h3 {
  font-size: 21px;
  margin: 14px 0 12px;
}
.reading p {
  font-size: 14px;
  color: var(--muted);
}
.reading .text-link {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-top: 20px;
}
.reading:hover {
  border-color: var(--green);
}
.about-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 55px;
  align-items: center;
}
.portrait {
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #dce0d4;
  width: 180px;
  height: 180px;
  object-fit: cover;
}
.about-grid h2 {
  font-size: 29px;
  margin-bottom: 18px;
}
.about-grid p {
  color: var(--muted);
  font-size: 14px;
  max-width: 760px;
}
.about-links {
  margin-top: 18px;
  display: flex;
  gap: 20px;
  font-size: 13px;
}
.contact-band {
  padding: 62px 0;
  background: var(--accent);
}
.contact-band .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.contact-band h2 {
  font-size: 32px;
  margin-bottom: 12px;
}
.contact-band p {
  font-size: 14px;
}
.contact-band .actions {
  margin-top: 0;
  flex-shrink: 0;
}
.site-footer {
  padding: 36px 0;
  background: var(--dark);
  color: var(--paper);
  font-size: 12px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-start;
}
.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  color: #bcc9ca;
}
.copyright {
  font:
    11px ui-monospace,
    monospace;
  color: #98a7a9;
  margin-top: 8px;
}
.page-hero {
  padding: 58px 0 42px;
}
.breadcrumbs {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 35px;
}
.page-hero h1 {
  font-size: clamp(31px, 4vw, 48px);
  max-width: 900px;
  margin-bottom: 22px;
}
.page-hero .lead {
  max-width: 820px;
}
.body-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(240px, 1fr);
  gap: 65px;
  padding-bottom: 75px;
}
.prose {
  max-width: 800px;
}
.prose h2 {
  font-size: 26px;
  margin: 44px 0 20px;
}
.prose h2:first-child {
  margin-top: 0;
}
.prose h3 {
  font-size: 19px;
  margin: 28px 0 12px;
}
.prose p,
.prose li {
  font-size: 15px;
  line-height: 2;
  color: #39444a;
}
.prose ul,
.prose ol {
  padding-left: 22px;
}
.prose figure {
  margin: 30px 0;
}
.prose figure img {
  border: 1px solid var(--line);
  border-radius: 5px;
  height: auto;
}
.prose figcaption {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}
.aside-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 26px;
  border-radius: 5px;
  margin-bottom: 20px;
}
.aside-card h2 {
  font-size: 18px;
  margin-bottom: 15px;
}
.aside-card p,
.aside-card li {
  font-size: 13px;
  color: var(--muted);
}
.aside-card dl {
  font-size: 13px;
  margin: 0;
}
.aside-card dt {
  color: var(--muted);
  margin-top: 15px;
}
.aside-card dd {
  margin: 3px 0 0;
}
.aside-card .button {
  width: 100%;
  margin-top: 20px;
}
.brief-form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 30px;
}
.field {
  margin-bottom: 23px;
}
.field label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}
.field label span {
  font-weight: 400;
  color: var(--muted);
  font-size: 12px;
  margin-left: 10px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #aeb7b4;
  background: #fff;
  border-radius: 3px;
  padding: 11px 13px;
  color: var(--ink);
  font-size: 16px;
}
.field textarea {
  min-height: 185px;
  resize: vertical;
}
.field-help {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}
.draft-preview {
  margin-top: 24px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: #eef0e8;
  padding: 18px;
  font-size: 13px;
  line-height: 1.8;
}
.draft-actions[hidden],
.draft-preview[hidden] {
  display: none;
}
.status {
  font-size: 13px;
  margin-top: 15px;
  min-height: 25px;
}
.form-hint {
  font-size: 13px;
  color: var(--muted);
  margin-top: 16px;
}
.faq details {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}
.faq summary {
  font-weight: 700;
  cursor: pointer;
  font-size: 14px;
}
.faq p {
  font-size: 14px;
  margin-top: 13px;
  color: var(--muted);
}
.brief-example {
  padding: 22px;
  border-left: 3px solid var(--green);
  background: #e9eddf;
  margin: 25px 0;
}
.brief-example p {
  font-size: 14px;
}
.page-date {
  font-size: 12px;
  color: var(--muted);
  margin-top: 20px;
}
.table-scroll {
  overflow-x: auto;
}
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  margin: 20px 0;
}
th,
td {
  text-align: left;
  border: 1px solid var(--line);
  padding: 13px;
  vertical-align: top;
}
th {
  background: #e7ebdf;
}
.related-box {
  padding: 27px;
  background: #e8ecdf;
  border: 1px solid var(--line);
  border-radius: 4px;
  margin-top: 45px;
}
.related-box h2 {
  font-size: 21px;
  margin: 0 0 12px;
}
.related-box p {
  font-size: 14px;
}
.related-box a {
  font-size: 14px;
}
.prose code {
  font:
    13px ui-monospace,
    monospace;
  background: #e8ecdf;
  padding: 3px 5px;
}
.hero-break {
  display: block;
}
@media (max-width: 950px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .hero-grid {
    gap: 32px;
  }
  .nav-links {
    gap: 17px;
  }
  .service {
    padding: 23px;
  }
  .body-grid {
    gap: 35px;
  }
  .hero h1 {
    font-size: 39px;
  }
  .section-head {
    align-items: flex-start;
  }
  .section-head > p {
    max-width: 300px;
  }
}
@media (max-width: 720px) {
  html {
    scroll-padding-top: 78px;
  }
  .header-inner {
    min-height: 74px;
    gap: 12px;
  }
  .brand {
    font-size: 21px;
  }
  .nav-links {
    gap: 15px;
    font-size: 12px;
  }
  .nav-links .desktop-nav {
    display: none;
  }
  .nav-links .nav-contact {
    padding: 8px 13px;
  }
  .hero {
    padding: 45px 0 46px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  .hero h1 {
    font-size: clamp(31px, 8vw, 42px);
  }
  .eyebrow {
    margin-bottom: 16px;
    font-size: 10px;
  }
  .lead {
    font-size: 14px;
  }
  .actions {
    gap: 10px;
    margin-top: 24px;
  }
  .button {
    font-size: 13px;
    padding: 11px 17px;
  }
  .lab-board {
    padding: 25px;
    box-shadow: 7px 7px 0 #dedfd4;
  }
  .board-head {
    margin-bottom: 22px;
  }
  .board-title {
    font-size: 27px;
  }
  .output-row {
    padding: 13px 0;
  }
  .intro-strip .wrap {
    flex-wrap: wrap;
    gap: 6px;
  }
  .section {
    padding: 49px 0;
  }
  .section-head {
    display: block;
    margin-bottom: 25px;
  }
  .section-head > p {
    max-width: none;
    margin-top: 15px;
    font-size: 13px;
  }
  .service-grid,
  .work-grid,
  .project-row,
  .process-grid,
  .reading-grid {
    grid-template-columns: 1fr;
  }
  .service {
    padding: 26px;
  }
  .index {
    margin-bottom: 15px;
  }
  .work-body {
    padding: 24px;
  }
  .work h3 {
    font-size: 23px;
  }
  .process-grid {
    gap: 24px;
  }
  .reading {
    padding: 25px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .portrait {
    width: 100px;
    height: 100px;
  }
  .about-grid h2 {
    font-size: 25px;
  }
  .contact-band {
    padding: 42px 0;
  }
  .contact-band .wrap {
    display: block;
  }
  .contact-band h2 {
    font-size: 26px;
  }
  .contact-band .actions {
    margin-top: 22px;
  }
  .footer-inner {
    display: block;
  }
  .footer-links {
    margin-top: 22px;
    gap: 14px;
  }
  .page-hero {
    padding: 35px 0;
  }
  .breadcrumbs {
    margin-bottom: 25px;
  }
  .page-hero h1 {
    font-size: 31px;
  }
  .body-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-bottom: 45px;
  }
  .brief-form {
    padding: 22px;
  }
  .prose h2 {
    font-size: 23px;
  }
  .prose p,
  .prose li {
    font-size: 14px;
  }
  .draft-actions .button {
    width: 100%;
  }
  .about-links {
    flex-wrap: wrap;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media print {
  .site-header,
  .site-footer,
  .contact-band,
  .actions {
    display: none;
  }
  .wrap {
    width: 100%;
  }
  .body-grid {
    display: block;
  }
  .hero,
  .section {
    padding: 25px 0;
  }
  body {
    background: white;
    color: black;
  }
}