@charset "UTF-8";

:root {
  color-scheme: light;
  --paper: #f7f8f4;
  --ink: #1d2925;
  --muted: #5d6a63;
  --green: #173e36;
  --accent: #cbf082;
  --line: #d7ded5;
  --max-width: 1200px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 15px; line-height: 1.95; overflow-wrap: anywhere; }
a { color: inherit; text-underline-offset: .25em; text-decoration-thickness: 1px; }
a:hover { color: #38664e; }
a:focus-visible { outline: 3px solid #668d36; outline-offset: 5px; border-radius: 2px; }
p { margin: 0 0 1em; }
h1, h2, h3 { line-height: 1.6; margin: 0; font-weight: 700; }
ul { padding-inline-start: 1.3em; }
img { max-inline-size: 100%; block-size: auto; display: block; }
.skip-link { position: fixed; top: -100px; left: 16px; padding: 12px; background: white; z-index: 100; }
.skip-link:focus { top: 10px; }
.site-header { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 21px max(28px, calc((100% - var(--max-width)) / 2)); border-bottom: 1px solid var(--line); background: var(--paper); }
.wordmark { display: inline-flex; align-items: center; gap: 16px; font-size: 18px; font-weight: 700; letter-spacing: .08em; white-space: nowrap; text-decoration: none; }
.wordmark span { color: var(--muted); font-size: 9px; font-weight: 500; letter-spacing: .15em; }
nav { display: flex; align-items: center; flex-wrap: wrap; gap: 28px; font-size: 13px; }
nav a { padding-block: 5px; text-decoration: none; }
.nav-contact { border-bottom: 1px solid var(--ink); }
.nav-contact span { margin-inline-start: 18px; }
.hero, .profile-body, .site-footer { inline-size: min(var(--max-width), calc(100% - 56px)); margin-inline: auto; }
.hero { display: grid; grid-template-columns: 1fr 1.08fr; align-items: start; gap: 0 6%; padding-block-start: 56px; }
.hero-intro { min-inline-size: 0; }
.eyebrow { display: block; color: var(--muted); font-size: 10px; font-weight: 650; letter-spacing: .14em; line-height: 1.6; }
.hero h1 { font-size: clamp(34px, 3.5vw, 46px); line-height: 1.5; letter-spacing: -.035em; margin-block: 24px; }
.hero h1 span { color: var(--green); }
.name { font-size: 23px; font-weight: 650; letter-spacing: .13em; margin-block: 0 22px; }
.name span { display: block; font-size: 12px; font-weight: 500; color: var(--muted); letter-spacing: .02em; margin-block-start: 5px; }
.hero-description { max-inline-size: 35em; }
.hero-links { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-block-start: 24px; font-size: 13px; font-weight: 600; }
.hero-links a { display: inline-flex; align-items: center; gap: 18px; padding-block: 8px; text-decoration: none; border-bottom: 1px solid var(--ink); }
.hero-workspace { margin: 0; }
.hero-workspace img { inline-size: 100%; border-radius: 3px; }
.hero-workspace figcaption { margin-block-start: 20px; padding-inline-start: 18px; border-inline-start: 2px solid #b6c9ae; }
.hero-workspace .eyebrow { font-size: 9px; margin-block-end: 6px; }
.hero-workspace h2 { font-size: 16px; margin-block-end: 8px; }
.hero-workspace p { font-size: 13px; line-height: 1.9; color: var(--muted); margin: 0; }
.experience-highlights { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; padding: 0; margin: 44px 0 0; border-block-start: 1px solid var(--line); }
.experience-highlights li { padding-block: 24px; }
.experience-highlights li + li { padding-inline-start: 28px; }
.experience-highlights a { display: block; text-decoration: none; }
.experience-highlights strong { display: block; font-size: 16px; color: var(--green); }
.experience-highlights span { display: block; font-size: 11px; color: var(--muted); margin-block-start: 6px; }
.profile-section { display: grid; grid-template-columns: 225px minmax(0, 1fr); gap: 56px; padding-block: 64px; border-top: 1px solid var(--line); }
.section-heading .eyebrow { margin-block-end: 18px; }
.section-heading > p { font-size: 13px; color: var(--muted); margin-block: 18px 0; }
h2 { font-size: 21px; letter-spacing: -.035em; text-wrap: balance; }
.section-content { min-inline-size: 0; }
h3 { font-size: 17px; margin-block-end: 16px; }
.entry + .entry { margin-block-start: 30px; padding-block-start: 28px; border-top: 1px solid var(--line); }
.entry > p:last-child { margin-block-end: 0; }
.expertise-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.expertise-entry { border-top: 2px solid var(--green); padding-block-start: 18px; font-size: 14px; }
.entry-number { color: var(--muted); font-size: 11px; letter-spacing: .12em; margin-block-end: 12px; }
.expertise-entry h3 { font-size: 17px; }
.request-example { color: var(--muted); font-size: 13px; line-height: 1.9; }
.expertise-entry > p:last-child { margin: 0; }
.scope-note { font-size: 13px; background: #edf1e9; padding: 18px 22px; margin-block: 28px 0; }
.scope-note strong { display: block; color: var(--green); font-size: 12px; margin-block-end: 4px; }
.experience-entry { padding-inline-start: 24px; border-inline-start: 2px solid #c2d3bc; }
.experience-entry + .experience-entry { border-top: 0; padding-block-start: 0; margin-block-start: 40px; }
.experience-entry h3 { font-size: 19px; }
.experience-entry h3 span { display: block; font-size: 14px; font-weight: 500; margin-block-start: 6px; }
.period { color: var(--muted); font-size: 12px; letter-spacing: .03em; margin-block-end: 9px; }
.project-details { margin: 18px 0 0; font-size: 13px; }
.project-details > div { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 16px; margin-block-start: 8px; }
.project-details dt { color: var(--muted); }
.project-details dd { margin: 0; }
.ai-experience { margin-block-end: 36px; padding-block-end: 20px; border-bottom: 1px solid var(--line); }
.technology-grid, .supporting-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 40px; }
.technology-entry h3, .supporting-grid h3 { font-size: 15px; border-bottom: 1px solid var(--line); padding-block-end: 10px; margin-block-end: 14px; }
.compact-list { margin: 0; padding: 0; list-style: none; font-size: 14px; }
.compact-list li { margin-block-end: 5px; }
.text-link { display: inline-flex; align-items: center; gap: 35px; font-size: 22px; margin-block: 4px 20px; }
.code-links { margin: 0; padding: 0; list-style: none; }
.code-links li { border-bottom: 1px solid var(--line); }
.code-links a { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 20px; padding-block: 16px; text-decoration: none; font-size: 14px; }
.code-links a > span { font-size: 12px; color: var(--muted); }
.tools-list { margin: 0; font-size: 13px; }
.tools-list > div + div { margin-block-start: 20px; }
.tools-list dt { font-size: 12px; color: var(--muted); margin-block-end: 4px; }
.tools-list dd { margin: 0; }
.book-list { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.book-list li + li { margin-block-start: 10px; }
.book-list span { display: block; color: var(--muted); font-size: 12px; }
#contact { color: white; background: var(--green); margin-inline: -28px; padding-inline: 28px; border: 0; }
#contact .eyebrow { color: var(--accent); }
#contact h2 { font-size: 27px; }
#contact a:hover { color: var(--accent); }
#contact a:focus-visible { outline-color: var(--accent); }
.contact-intro { font-size: 17px; font-weight: 600; }
.contact-list { margin: 24px 0 0; }
.contact-list > div { display: grid; grid-template-columns: 80px minmax(0, 1fr); padding-block: 14px; border-bottom: 1px solid #456258; }
.contact-list dt { font-size: 12px; color: #c7d7d0; }
.contact-list dd { margin: 0; font-size: 17px; }
.site-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding-block: 32px; font-size: 11px; color: var(--muted); }
.site-footer p { margin: 0; }
.site-footer p span { margin-inline-start: 14px; }

/* 404ページにも使う復帰リンク。プロフィール冒頭にはメールボタンを置かない。 */
.primary-link { display: flex; align-items: center; justify-content: space-between; gap: 25px; inline-size: min(100%, 290px); padding: 15px 20px; margin-block-start: 28px; background: var(--green); color: white; text-decoration: none; font-weight: 600; font-size: 13px; }
.primary-link:hover { background: #285245; color: white; }
.primary-link span { color: var(--accent); font-size: 20px; }

@media (max-width: 960px) {
  .hero { gap: 0 5%; padding-block-start: 40px; }
  .hero h1 { font-size: 35px; }
  .name span { font-size: 11px; }
  .profile-section { grid-template-columns: 175px minmax(0, 1fr); gap: 32px; }
  .expertise-section { grid-template-columns: 1fr; }
  .experience-highlights li + li { padding-inline-start: 20px; }
  .experience-highlights strong { font-size: 14px; }
  .technology-grid, .supporting-grid { gap: 28px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 125px; }
  .site-header { align-items: flex-start; padding: 13px 22px; gap: 8px; flex-direction: column; }
  .wordmark { font-size: 17px; }
  nav { inline-size: 100%; justify-content: space-between; gap: 8px; font-size: 12px; }
  .nav-contact span { margin-inline-start: 7px; }
  .hero, .profile-body, .site-footer { inline-size: calc(100% - 44px); }
  .hero { grid-template-columns: 1fr; gap: 32px; padding-block-start: 32px; }
  .hero h1 { font-size: clamp(32px, 8.4vw, 43px); margin-block: 20px; }
  .hero .eyebrow { font-size: 9px; letter-spacing: .1em; }
  .name { font-size: 22px; margin-block-end: 18px; }
  .name span { font-size: 11px; }
  .hero-description { font-size: 14px; }
  .hero-links { margin-block-start: 16px; gap: 10px 22px; font-size: 12px; }
  .hero-links a { gap: 12px; }
  .hero-workspace figcaption { margin-block-start: 16px; padding-inline-start: 14px; }
  .experience-highlights { grid-template-columns: 1fr; margin: 0; }
  .experience-highlights li, .experience-highlights li + li { padding: 16px 0; }
  .experience-highlights li + li { border-top: 1px solid var(--line); }
  .experience-highlights strong { font-size: 15px; }
  .experience-highlights span { margin-block-start: 3px; font-size: 12px; }
  .profile-section { display: block; padding-block: 40px; }
  .section-heading { margin-block-end: 28px; }
  .section-heading .eyebrow { margin-block-end: 10px; }
  .section-heading > p { margin-block-start: 12px; }
  h2 { font-size: 22px; }
  h3 { font-size: 16px; }
  .expertise-grid { grid-template-columns: 1fr; gap: 28px; }
  .expertise-entry h3 br { display: none; }
  .expertise-entry h3 { margin-block-end: 12px; }
  .entry-number { margin-block-end: 8px; }
  .request-example { margin-block-end: 12px; }
  .scope-note { padding: 16px 18px; }
  .experience-entry { padding-inline-start: 16px; }
  .project-details > div { grid-template-columns: 65px minmax(0, 1fr); gap: 12px; }
  .contact-list > div { grid-template-columns: 60px minmax(0, 1fr); }
  .contact-list dd { font-size: 14px; }
  #contact { margin-inline: -22px; padding-inline: 22px; }
  .contact-intro { font-size: 16px; }
}
@media (max-width: 540px) {
  .technology-grid, .supporting-grid { grid-template-columns: 1fr; }
}

/* 経歴と技術情報を採用時の印刷・PDF保存でも省略せず読めるようにする。 */
@media print {
  html { scroll-behavior: auto; }
  body { background: white; color: black; font-size: 10pt; }
  .site-header, .hero-links, .skip-link, .primary-link, .site-footer { display: none; }
  .hero, .profile-body { inline-size: 100%; }
  .hero { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 0; }
  .hero h1 { font-size: 24pt; }
  .experience-highlights { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .experience-highlights li { padding-block: 12px; }
  .profile-section { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 24px; padding-block: 24px; }
  .expertise-section { grid-template-columns: 1fr; }
  .expertise-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .technology-grid, .supporting-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  h2, h3 { break-after: avoid; }
  .hero-workspace, .technology-entry { break-inside: avoid; }
  #contact { color: black; background: white; margin: 0; padding-inline: 0; }
  #contact .eyebrow, .contact-list dt { color: #555; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }