/* A restrained portfolio system inspired by Apple's HIG.
   Layout: consistent margins. Typography: clear hierarchy. Materials: navigation only. */
:root {
  --paper: #f5f5f7;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --blue: #0071e3;
  --gutter: clamp(32px, 4vw, 80px);
  --section-space: clamp(80px, 7vw, 128px);
  --column-gap: clamp(40px, 5vw, 96px);
  --radius: 24px;
  --hairline: #e5e5ea;
}
html { -webkit-text-size-adjust: 100%; }
body { background: #fff; font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Segoe UI", "Noto Sans KR", sans-serif; letter-spacing: -.012em; overflow-wrap: break-word; }
.shell { width: calc(100% - var(--gutter) * 2); margin-inline: auto; }
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
.shell > *, .project-content > * { min-width: 0; }
a, button, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
section { padding-block: 112px; scroll-margin-top: 72px; }
.section-top { margin-bottom: 48px; }
.section-title, .profile-heading h2, .skill-heading h2, .process-head h2 {
  margin: 0; color: var(--text); font-size: clamp(32px, 3.3vw, 52px); font-weight: 600;
  line-height: 1.24; letter-spacing: -.04em;
}

/* The single translucent layer stays above the reading surface. */
.site-header { height: 64px; background: rgba(255,255,255,.86); border-bottom: 1px solid rgba(0,0,0,.06); backdrop-filter: saturate(160%) blur(24px); -webkit-backdrop-filter: saturate(160%) blur(24px); }
.brand { font-family: inherit; font-size: 16px; font-weight: 600; letter-spacing: -.025em; }
.team-brand { font-size: 12px; font-weight: 500; }
.team-brand img { width: 20px; height: 20px; border-radius: 5px; }
.desktop-nav { gap: 28px; font-size: 13px; }
.desktop-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.desktop-nav .contact-link { min-height: 32px; padding-inline: 16px; border-radius: 999px; background: #eaf3ff; color: #0066cc; }
.desktop-nav .contact-link:hover { background: #dcecff; }
.desktop-nav a:hover { color: var(--blue); }
.language-switch { gap: 8px; margin-left: 24px; padding-left: 20px; font-weight: 500; }
.language-switch a { display: inline-flex; align-items: center; min-height: 44px; }
.mobile-nav { visibility: hidden; }
.mobile-nav.open { visibility: visible; }

.hero { min-height: 680px; padding: 152px 0 104px; background: #fff; text-align: center; }
.hero::after { display: none; }
.hero-content { max-width: 840px; margin-inline: auto; }
.hero h1 { margin: 0 0 24px; font-family: inherit; font-size: clamp(48px, 6.3vw, 88px); font-weight: 600; line-height: 1.1; letter-spacing: -.055em; }
.hero-role { max-width: 760px; margin: 0 auto 20px; font-family: inherit; font-size: clamp(21px, 2.2vw, 28px); font-weight: 400; line-height: 1.5; letter-spacing: -.03em; text-wrap: balance; }
.hero-description { max-width: 570px; margin: 0 auto; color: var(--muted); font-size: 17px; line-height: 1.8; text-wrap: pretty; }
.hero-actions { justify-content: center; gap: 20px; margin-top: 34px; }
.button { min-height: 48px; padding: 0 24px; border: 0; border-radius: 999px; font-size: 15px; font-weight: 500; box-shadow: none; transition: background .2s, color .2s; }
.button:hover { transform: none; }
.button.ghost { border: 0; padding-inline: 8px; color: var(--blue); background: transparent; }
.button.ghost::after { content: "\203a"; margin-left: 8px; font-size: 22px; }
.button.ghost:hover { color: #0066cc; background: transparent; text-decoration: underline; text-underline-offset: 4px; }
.hero-socials { display: flex; justify-content: center; gap: 24px; margin-top: 28px; color: var(--muted); font-size: 13px; }
.hero-socials a { display: inline-flex; align-items: center; min-height: 44px; }
.hero-socials a:hover { color: var(--blue); }

.about { padding-block: 104px; background: var(--paper); }
.profile-story { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: var(--column-gap); }
.profile-heading > span { display: block; margin-bottom: 18px; color: var(--muted); font-size: 14px; font-weight: 500; }
.profile-heading p { margin: 24px 0 0; color: var(--muted); font-size: 16px; line-height: 1.85; }
.profile-principles article { padding: 26px 0; border-bottom: 1px solid var(--hairline); }
.profile-principles article:first-child { padding-top: 0; }
.profile-principles article:last-child { padding-bottom: 0; border-bottom: 0; }
.profile-principles article > span, .profile-principles small { display: none; }
.profile-principles h3 { margin: 0 0 10px; font-size: 20px; font-weight: 600; letter-spacing: -.025em; }
.profile-principles p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.8; }

.journey { padding-block: 112px; background: #fff; }
.journey::before, .journey::after { display: none; }
.journey .section-title { font-size: clamp(32px, 3.3vw, 52px); }
.journey-intro { grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: var(--column-gap); margin-top: 48px; }
.journey-intro > p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.85; }
.timeline { display: block; grid-column: auto; border: 0; background: transparent; }
.timeline-row, .timeline-row:first-child { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 20px; min-height: 0; padding: 26px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; }
.timeline-row:first-child { padding-top: 0; }
.timeline-row:last-child { padding-bottom: 0; border-bottom: 0; }
.timeline-row::before { display: none; }
.timeline-row:hover { padding-inline: 0; background: transparent; }
.timeline-row time { min-height: 0; margin: 3px 0 0; color: var(--muted); font-size: 13px; font-weight: 500; letter-spacing: 0; }
.timeline-row h3 { min-height: 0; margin: 0 0 10px; font-size: 18px; line-height: 1.45; font-weight: 600; }
.timeline-row p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }

/* Titles and summaries lead; existing native disclosures retain the full case studies. */
.projects { padding-block: 112px; background: var(--paper); }
.project-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; align-items: start; }
.project { display: block; min-height: 0; border: 1px solid rgba(0,0,0,.025); border-radius: var(--radius); background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.025); transition: box-shadow .25s ease, border-color .25s ease; }
.project::after { display: none; }
.project:hover { transform: none; box-shadow: 0 8px 28px rgba(0,0,0,.045); }
.project:focus-within { border-color: #a2c9f5; }
.project-content { display: flex; min-height: 360px; flex-direction: column; justify-content: flex-start; padding: clamp(28px, 2.5vw, 48px); }
.project-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin: 0 0 20px; color: var(--muted); font-size: 12px; font-weight: 500; letter-spacing: .04em; }
.project-visibility { display: inline-flex; align-items: center; padding: 3px 9px; border: 1px solid var(--hairline); border-radius: 999px; color: #5b5b60; font-size: 12px; letter-spacing: 0; white-space: nowrap; }
.project-visibility.is-public { border-color: #cee8d8; background: #f0f9f3; color: #24663d; }
.project-source { display: inline-flex; align-items: center; align-self: flex-start; gap: 8px; min-height: 44px; margin-top: 16px; color: var(--blue); font-size: 14px; }
.project-source:hover { text-decoration: underline; text-underline-offset: 4px; }
.project h3 { margin: 0 0 18px; color: var(--text); font-size: 32px; font-weight: 600; letter-spacing: -.035em; }
.project-summary { min-height: 0; margin: 0 0 28px; color: var(--muted); font-size: 16px; font-weight: 400; line-height: 1.75; }
.project-details { margin-top: auto; border: 0; }
.project-details > summary { min-height: 48px; padding: 8px 0; color: var(--blue); font-size: 14px; font-weight: 500; gap: 16px; }
.project-details > summary::after { display: grid; place-items: center; flex: 0 0 32px; height: 32px; border-radius: 50%; background: var(--paper); color: var(--text); font-size: 20px; }
.project-details > summary:hover { color: #0066cc; }
.project-case { margin: 12px 0 0; display: grid; grid-template-columns: 1fr; gap: 0; }
.project-case div { padding: 18px 0; border-top: 1px solid #e8e8ed; }
.project-case dt { margin-bottom: 8px; color: var(--text); font-size: 13px; font-weight: 600; letter-spacing: 0; }
.project-case dd { color: var(--muted); font-size: 14px; line-height: 1.8; }
.tags { gap: 8px; margin-top: 20px; }
.tag { padding: 5px 10px; color: #5b5b60; background: var(--paper); border-radius: 999px; font-size: 12px; font-weight: 400; }

.capabilities { padding-block: 112px; background: #fff; }
.skill-sheet { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: var(--column-gap); }
.skill-heading p { margin: 20px 0 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.skill-icons { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; margin-top: 32px; }
.skill-icons > div { min-width: 0; height: 84px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; border: 1px solid var(--hairline); border-radius: 16px; background: #fff; }
.skill-icons img { width: 25px; height: 25px; object-fit: contain; }
.skill-icons span { color: var(--muted); font-size: 12px; }
.skill-groups > div { padding: 26px 0; border-bottom: 1px solid var(--hairline); }
.skill-groups > div:first-child { padding-top: 0; }
.skill-groups > div:last-child { padding-bottom: 0; border-bottom: 0; }
.skill-groups span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; }
.skill-groups strong { color: var(--text); font-size: 17px; font-weight: 500; }
.skill-groups p { margin: 8px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

.process-section { padding-block: 104px; background: var(--paper); }
.process-section::before, .process-section::after { display: none; }
.process-head { grid-template-columns: minmax(0,1fr) minmax(0,.8fr); gap: var(--column-gap); }
.process-head p { color: var(--muted); font-size: 16px; line-height: 1.85; }
.process-list { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 32px; margin-top: 56px; }
.process-item, .process-item:first-child { min-height: 0; padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; backdrop-filter: none; }
.process-item span { display: block; margin-bottom: 24px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; font-weight: 500; letter-spacing: .04em; }
.process-item h3 { font-size: 19px; font-weight: 600; }
.process-item p { color: var(--muted); font-size: 14px; line-height: 1.85; }
.direction { padding-block: 112px; background: #fff; }
.direction-grid { grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: var(--column-gap); }
.direction-copy { margin: 24px 0 0; color: var(--muted); font-size: 16px; line-height: 1.9; }
.direction-list { display: block; border: 0; }
.direction-item { display: block; padding: 26px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.direction-item:first-child { padding-top: 0; }
.direction-item:last-child { padding-bottom: 0; border-bottom: 0; }
.direction-item::before { display: none; }
.direction-item h3 { font-size: 20px; font-weight: 600; }
.direction-item p { color: var(--muted); font-size: 15px; line-height: 1.85; }
.collaboration { padding-block: 104px; background: var(--paper); }
.collab-head { grid-template-columns: minmax(0,1fr) minmax(0,.8fr); gap: var(--column-gap); }
.collab-head p { color: var(--muted); font-size: 16px; }
.collab-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 40px 64px; margin-top: 56px; border: 0; }
.collab-row { display: block; padding: 24px 0 0; border: 0; border-top: 1px solid var(--line); border-radius: 0; background: transparent; }
.collab-row h3 { margin-bottom: 14px; font-size: 21px; font-weight: 600; }
.collab-row p { min-height: 0; color: var(--muted); font-size: 15px; line-height: 1.85; }
.collab-row span { display: none; }
.faq-section { padding-block: 112px; background: #fff; }
.faq-head { align-items: start; margin-bottom: 48px; }
.faq-head p { font-size: 15px; line-height: 1.8; }
.faq { padding: 0; border: 0; border-top: 1px solid var(--line); border-radius: 0; background: transparent; overflow: visible; }
.faq-item { border-color: var(--hairline); }
.faq-item summary { min-height: 88px; padding-block: 28px; font-size: 18px; font-weight: 500; }
.faq-item summary::after { display: grid; place-items: center; flex: 0 0 32px; height: 32px; border-radius: 50%; background: var(--paper); color: var(--text); font-size: 20px; }
.faq-answer { max-width: 800px; font-size: 15px; line-height: 1.85; }
.contact { display: flex; align-items: center; min-height: 420px; padding: 104px 0; background: var(--paper); color: var(--text); }
.contact::before, .contact::after { display: none; }
.contact h2 { margin: 0 0 22px; font-size: clamp(40px,5vw,60px); font-weight: 600; letter-spacing: -.045em; text-shadow: none; }
.contact-copy { color: var(--muted); font-size: 18px; }
.contact-links { margin-top: 28px; }
.contact-links a { min-height: 48px; padding: 0 24px; border: 0; border-radius: 999px; background: var(--blue); color: #fff; font-size: 15px; font-weight: 500; box-shadow: none; backdrop-filter: none; }
.contact-links a:hover { background: #0077ed; color: #fff; transform: none; }
footer { padding: 24px 0; background: var(--paper); color: var(--muted); border-color: #dedee3; }
.footer-inner { font-size: 12px; }
.reveal { opacity: 1; transform: none; transition: none; }

/* Fluid sections keep the full desktop width while sharing one spacing scale. */
.about, .journey, .projects, .capabilities, .process-section, .direction, .collaboration, .faq-section { padding-block: var(--section-space); }

@media (min-width: 1200px) {
  .skill-groups > div { display: grid; grid-template-columns: 120px minmax(0,1fr); column-gap: 24px; }
  .skill-groups span { grid-column: 1; grid-row: 1 / span 2; margin: 3px 0 0; }
  .skill-groups strong, .skill-groups p { grid-column: 2; }
}
@media (min-width: 1440px) {
  .profile-story { grid-template-columns: minmax(0,.65fr) minmax(0,1.35fr); }
  .profile-principles { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 32px; }
  .profile-principles article, .profile-principles article:first-child, .profile-principles article:last-child { padding: 0; border: 0; }
  .profile-principles h3 { padding-top: 22px; border-top: 1px solid var(--line); }
  .journey-intro { grid-template-columns: minmax(0,1fr); gap: 48px; }
  .journey-intro > p { font-size: 18px; }
  .timeline { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 32px; }
  .timeline-row, .timeline-row:first-child, .timeline-row:last-child { display: block; padding: 24px 0 0; border: 0; border-top: 1px solid var(--line); }
  .timeline-row time { margin: 0 0 20px; color: var(--blue); font-size: 14px; }
  .timeline-row h3 { font-size: 20px; }
  .timeline-row p { font-size: 15px; }
  .direction-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 32px; }
  .direction-item, .direction-item:first-child, .direction-item:last-child { padding: 24px 0 0; border: 0; border-top: 1px solid var(--hairline); }
  .collab-list { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 40px; }
}
@media (min-width: 1600px) {
  .project-list { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
  .project-content { min-height: 430px; padding: 32px; }
  .project h3 { font-size: 30px; }
  .project-summary { font-size: 16px; }
  .skill-icons { grid-template-columns: repeat(6,minmax(0,1fr)); }
}

@media (max-width: 900px) {
  .site-header { height: 58px; }
  .mobile-nav { top: 58px; max-height: calc(100dvh - 58px); overflow-y: auto; background: rgba(255,255,255,.97); padding-inline: var(--gutter); }
  .profile-story, .journey-intro, .skill-sheet, .direction-grid { grid-template-columns: minmax(0,1fr); gap: 48px; }
  .process-head, .collab-head { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .process-list { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 36px; }
  .process-item, .process-item:first-child, .process-item:nth-child(3) { padding: 0; }
  .skill-icons { max-width: 480px; grid-template-columns: repeat(6,minmax(0,1fr)); }
  .project-content { padding: 32px; }
  .project h3 { font-size: 28px; }
  .faq-head { flex-direction: column; gap: 24px; }
  .faq-head p { max-width: 560px; }
}
@media (max-width: 600px) {
  :root { --gutter: 24px; }
  section, .about, .journey, .projects, .capabilities, .process-section, .direction, .collaboration, .faq-section { padding-block: 72px; }
  .brand-group { gap: 8px; }
  .team-brand { font-size: 11px; gap: 5px; }
  html[lang="en"] .team-brand span { display: none; }
  .language-switch { gap: 7px; }
  .hero { min-height: 620px; padding: 130px 0 76px; }
  .hero h1 { margin-bottom: 22px; font-size: clamp(38px,9.8vw,56px); }
  .hero-role { font-size: 22px; line-height: 1.5; }
  .hero-description { font-size: 16px; line-height: 1.85; }
  .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 28px; }
  .button { min-height: 48px; }
  .section-title, .profile-heading h2, .skill-heading h2, .process-head h2, .journey .section-title { font-size: 32px; }
  .section-top { margin-bottom: 32px; }
  .profile-story, .journey-intro, .skill-sheet, .direction-grid { gap: 36px; }
  .journey-intro { margin-top: 32px; }
  .timeline-row, .timeline-row:first-child { grid-template-columns: minmax(0,1fr); gap: 10px; }
  .project-list { grid-template-columns: minmax(0,1fr); gap: 20px; }
  .project { border-radius: 20px; }
  .project-content { min-height: 0; padding: 28px; }
  .project h3 { font-size: 28px; }
  .project-summary { margin-bottom: 18px; }
  .project-case { gap: 0; }
  .skill-icons { grid-template-columns: repeat(4,minmax(0,1fr)); }
  .skill-groups strong { font-size: 16px; }
  .process-list { grid-template-columns: minmax(0,1fr); margin-top: 40px; gap: 32px; }
  .process-item span { margin-bottom: 12px; }
  .process-item h3 { margin-bottom: 12px; }
  .collab-list { grid-template-columns: minmax(0,1fr); gap: 28px; margin-top: 40px; }
  .faq-item summary { font-size: 17px; gap: 20px; }
  .faq-item summary::after { flex-shrink: 0; }
  .contact { min-height: 380px; padding-block: 80px; }
  .contact h2 { font-size: 42px; }
  .contact-copy { font-size: 16px; }
  .contact-links a { flex: 0 1 auto; padding-inline: 20px; font-size: 14px; }
  .footer-inner { gap: 8px; font-size: 11px; }
}
@media (max-width: 360px) {
  :root { --gutter: 20px; }
  .team-brand span { display: none; }
  .skill-icons { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .project-content { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media (prefers-reduced-transparency: reduce) {
  .site-header, .mobile-nav { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* Project showcase: a simple, horizontally browsable set of project cards. */
.projects {
  overflow: hidden;
  background:
    radial-gradient(circle at 8% 8%, rgba(255,255,255,.98), transparent 24%),
    linear-gradient(180deg, #f4f5f7 0%, #e9ecf1 100%);
}
.projects .shell { width: min(calc(100% - var(--gutter) * 2), 1820px); }
.projects .section-top { margin-bottom: 34px; }
.projects .section-title { font-size: clamp(38px, 4vw, 60px); }
.project-list {
  display: grid;
  grid-template-columns: none;
  grid-auto-flow: column;
  grid-auto-columns: 410px;
  align-items: stretch;
  gap: 20px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 4px 4px 22px;
  margin: -4px -4px -22px;
  scroll-padding-inline: 4px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: #b7bdc9 transparent;
  scrollbar-width: thin;
}
.project-list::-webkit-scrollbar { height: 8px; }
.project-list::-webkit-scrollbar-thumb { border-radius: 999px; background: #b7bdc9; }
.project-list::-webkit-scrollbar-track { background: transparent; }
.project {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  min-height: 0;
  padding: 27px 27px 24px;
  overflow: hidden;
  border: 1px solid #e7e9ed;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 16px 44px rgba(29,38,52,.10), 0 2px 4px rgba(29,38,52,.035);
  scroll-snap-align: start;
  scroll-snap-stop: always;
  transition: transform .32s cubic-bezier(.2,.75,.25,1), box-shadow .32s ease;
}
.project:hover {
  transform: translateY(-7px);
  box-shadow: 0 28px 60px rgba(29,38,52,.15), 0 4px 10px rgba(29,38,52,.04);
}
.project-content {
  display: contents;
  min-height: 0;
  padding: 0;
}
.project-meta {
  order: 1;
  min-height: 21px;
  gap: 8px;
  margin: 0 0 6px;
  color: #858991;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .035em;
}
.project-category { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.project-visibility {
  padding: 2px 8px;
  border: 1px solid #e2e5e9;
  background: rgba(255,255,255,.72);
  color: #777c85;
  font-size: 10px;
}
.project-visibility.is-public { border-color: #bee1ca; background: #f1faf3; color: #287447; }
.project h3 {
  order: 2;
  margin: 0;
  color: #17191e;
  font-size: clamp(28px, 2.25vw, 34px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.052em;
}
.project-summary {
  order: 3;
  min-height: 0;
  margin: 0;
  color: #5e636d;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.68;
}
.tags { order: 4; gap: 7px; margin: 19px 0 16px; }
.tag {
  padding: 5px 9px;
  border: 1px solid #e7e9ed;
  background: #f7f8fa;
  color: #666b75;
  font-size: 10px;
  font-weight: 600;
}
.project-details { order: 5; margin-top: auto; border: 0; }
.project-details > summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 39px;
  padding: 0 15px;
  border-radius: 999px;
  background: #0878e9;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -.015em;
  transition: background .2s ease, transform .2s ease;
}
.project-details > summary::after { content: "→"; display: inline; flex: none; width: auto; height: auto; margin-left: 7px; border-radius: 0; background: transparent; color: currentColor; font-size: 14px; }
.project-details > summary:hover { background: #006bd6; color: #fff; transform: translateY(-1px); }
.project-details[open] > summary { background: #e9f3ff; color: #0068d1; }
.project-details[open] > summary::after { content: "−"; }
.project-case { margin-top: 14px; }
.project-case div { border-color: #e8ebef; }
.project-case dt { color: #20242b; }
.project-case dd { color: #676c76; font-size: 13px; }
.project-source { order: 6; min-height: 39px; margin-top: 13px; font-size: 12px; font-weight: 700; }
@media (max-width: 720px) {
  .projects .section-top { margin-bottom: 28px; }
  .project-list { grid-auto-columns: minmax(calc(100vw - 48px), 410px); gap: 16px; }
  .project { min-height: 0; }
  .project { border-radius: 24px; }
  .project { padding: 23px 22px 21px; }
  .project h3 { font-size: 29px; }
  .project-summary { font-size: 14px; }
  .tags { margin: 17px 0 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .project, .project-details > summary { transition: none; }
  .project:hover, .project-details > summary:hover { transform: none; }
}