:root {
  --background: #f4f6fa;
  --surface: #ffffff;
  --surface-hover: #eaf0fa;
  --text: #172b48;
  --muted: #4d607b;
  --subtle: #5a6b82;
  --border: #d4ddea;
  --button-border: #8091ab;
  --accent: #245ba8;
  --button-bg: #245ba8;
  --button-text: #ffffff;
  --paper: #eaf0fa;
  --ink: #172b48;
  --ink-muted: #4d607b;
  --education-art: #f8f7f4;
  --timur-art: #f5e9c8;
  --status: #79521b;
  --focus: #145fba;
  --shadow: #172b4808;
  --display: 'Space Grotesk', sans-serif;
  --body: 'Manrope', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--background); color: var(--text); font-family: var(--body); font-size: 15px; line-height: 1.8; -webkit-font-smoothing: antialiased; color-scheme: light; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: 5px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; line-height: 1.12; letter-spacing: -.045em; }
a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; border-radius: 4px; }
::selection { background: var(--accent); color: var(--button-text); }
.wrap { width: calc(100% - 96px); max-width: 1200px; margin-inline: auto; }
.skip-link { position: fixed; z-index: 5; top: 10px; left: 16px; padding: 12px 20px; color: var(--button-text); background: var(--button-bg); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.site-header { border-bottom: 1px solid var(--border); background: var(--surface); }
.header-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 92px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-height: 44px; font-family: var(--display); font-size: 19px; font-weight: 700; letter-spacing: .02em; text-decoration: none; line-height: 1.1; }
.brand-secondary { margin-left: 6px; font-weight: 400; color: var(--muted); }
.header-inner nav { display: flex; align-items: center; gap: 34px; font-size: 13px; }
.header-inner nav a { text-decoration: none; padding-block: 13px; transition: color .2s ease; }
.header-inner nav a:hover { color: var(--accent); }
.contact-nav { border: 1px solid var(--button-border); border-radius: 6px; padding: 9px 16px !important; }
.contact-nav span { margin-left: 20px; }
.hero { padding-top: 62px; }
.eyebrow { font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: .15em; line-height: 1.6; }
.hero > .eyebrow { display: flex; gap: 12px; align-items: center; color: var(--accent); }
.accent-line { display: inline-block; width: 28px; height: 1px; background: var(--accent); }
.hero-intro { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 42px; align-items: end; padding-block: 28px 44px; }
h1 { font-size: clamp(54px, 6.1vw, 88px); font-weight: 500; line-height: 1.08; letter-spacing: -.065em; }
h1 span { color: var(--muted); }
.hero-copy { padding-bottom: 5px; }
.hero-copy p { font-size: 14px; line-height: 1.85; color: var(--muted); }
.inline-link { display: inline-flex; align-items: center; gap: 30px; min-height: 44px; margin-top: 20px; font-size: 12px; text-decoration: none; font-weight: 700; }
.inline-link span[aria-hidden] { color: var(--accent); font-size: 19px; }
.inline-link:hover { color: var(--accent); text-decoration: underline; }
.project-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface); }
.project-nav > a { display: flex; align-items: center; gap: 13px; min-width: 0; padding: 22px 25px; text-decoration: none; transition: background .2s ease; }
.project-nav > a + a { border-left: 1px solid var(--border); }
.project-nav > a:hover { background: var(--surface-hover); }
.project-nav > a:focus-visible, .project-visual:focus-visible { outline-offset: -5px; }
.project-nav img { border-radius: 9px; flex-shrink: 0; }
.project-nav > a > span:not(.project-arrow) { font-family: var(--display); font-size: 16px; line-height: 1.5; }
.project-nav small { display: block; color: var(--muted); font-family: var(--body); font-size: 9px; letter-spacing: .1em; margin-bottom: 2px; }
.project-arrow { margin-left: auto; color: var(--muted); }
.projects { padding-top: 38px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 20px; }
.section-heading .eyebrow { color: var(--muted); }
.section-note { font-size: 11px; color: var(--subtle); }
.project { background: var(--surface); border: 1px solid var(--border); border-radius: 13px; overflow: hidden; scroll-margin-top: 28px; box-shadow: 0 8px 30px var(--shadow); }
.project-visual { display: block; position: relative; overflow: hidden; text-decoration: none; }
.project-visual img { width: 100%; height: 100%; object-fit: cover; }
.luma-visual { aspect-ratio: 1024 / 500; background: var(--background); }
.luma-visual img { transition: transform .6s ease; }
.luma-visual:hover img { transform: scale(1.015); }
.visual-link { position: absolute; display: grid; place-items: center; right: 24px; bottom: 24px; width: 46px; height: 46px; background: var(--button-bg); color: var(--button-text); border-radius: 50%; font-size: 22px; }
.luma-info { padding: 34px 38px 36px; display: grid; grid-template-columns: 1fr .7fr; gap: 85px; }
.project-category { color: var(--accent); font-size: 10px; letter-spacing: .1em; }
.luma-summary h3 { margin-top: 10px; font-size: 39px; }
.title-detail { font-family: var(--body); display: inline-block; margin-left: 14px; font-size: 14px; font-weight: 400; letter-spacing: 0; color: var(--muted); }
.luma-summary > p:last-child { margin-top: 17px; font-size: 14px; line-height: 1.85; color: var(--muted); max-width: 530px; }
.feature-list { margin: 0 0 20px; list-style: none; padding: 0; font-size: 13px; color: var(--text); }
.feature-list li { display: flex; gap: 9px; margin-bottom: 6px; }
.feature-list li::before { content: '↗'; color: var(--accent); }
.button { display: inline-flex; gap: 32px; min-height: 48px; justify-content: space-between; align-items: center; padding: 10px 18px; border: 1px solid var(--button-border); border-radius: 6px; text-decoration: none; font-size: 13px; font-weight: 700; transition: background .2s ease, border-color .2s ease; }
.button span[aria-hidden] { font-size: 17px; }
.button-primary { background: var(--button-bg); color: var(--button-text); border-color: var(--button-bg); }
.button-primary:hover { background: var(--text); border-color: var(--text); }
.button-outline { color: var(--text); }
.button-outline:hover { background: var(--surface-hover); border-color: var(--muted); }
.purchase-note { font-size: 11px; line-height: 1.7; max-width: 340px; color: var(--muted); margin-top: 13px; }
.featured-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; margin-top: 26px; }
.featured-pair > .project { display: flex; flex-direction: column; }
.featured-pair .project-visual { aspect-ratio: 1.85; }
.timur-visual { background: var(--timur-art); }
.timur-visual img { object-fit: contain; }
.traffic-visual img { object-position: 50% 58%; }
.image-label { position: absolute; left: 20px; bottom: 16px; color: var(--text); background: var(--surface); padding: 5px 9px; font-size: 9px; font-weight: 700; letter-spacing: .1em; border: 1px solid var(--border); border-radius: 4px; }
.project-body { padding: 28px 30px 30px; display: flex; flex: 1; flex-direction: column; }
.project-body h3 { font-size: 32px; margin-top: 12px; }
.project-body > p:not(.eyebrow):not(.project-status) { color: var(--muted); font-size: 14px; line-height: 1.85; margin-top: 16px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; margin-bottom: 26px; }
.project-tags span { padding: 4px 9px; border: 1px solid var(--border); background: var(--background); border-radius: 4px; font-size: 10px; color: var(--muted); }
.project-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: auto; }
.project-status { display: flex; align-items: flex-start; gap: 9px; margin-top: 22px; padding-top: 17px; border-top: 1px solid var(--border); font-size: 11px; color: var(--status); }
.status-dot { background: var(--status); width: 5px; height: 5px; margin-top: 6px; border-radius: 50%; flex-shrink: 0; }
.project-status small { display: block; font-size: 10px; margin-top: 1px; color: var(--muted); }
.education { padding-top: 75px; }
.education-card { display: grid; grid-template-columns: 1.05fr .95fr; border: 1px solid var(--border); border-radius: 13px; overflow: hidden; background: var(--paper); color: var(--ink); }
.education-copy { padding: 42px 44px 44px; }
.education-identity { display: flex; gap: 15px; align-items: center; }
.education-identity img { border-radius: 12px; }
.education-identity .eyebrow { font-size: 9px; color: var(--ink-muted); }
.education-copy h3 { margin-top: 24px; font-size: 16px; color: var(--ink-muted); font-family: var(--body); letter-spacing: 0; font-weight: 600; }
.education-copy h3 span { display: block; font-family: var(--display); font-size: 43px; line-height: 1.17; letter-spacing: -.05em; font-weight: 500; color: var(--ink); margin-top: 12px; }
.education-copy > p { max-width: 400px; color: var(--ink-muted); font-size: 14px; margin-top: 22px; }
.education-features { padding: 0; list-style: none; margin: 20px 0 27px; font-size: 12px; }
.education-features li { margin-top: 5px; }
.education-features li::before { content: '↗'; margin-right: 9px; }
.button-ink { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.button-ink:hover { background: var(--ink-muted); }
.education-visual { background: var(--education-art); display: flex; align-items: center; justify-content: center; padding: 25px; }
.education-visual img { width: 100%; max-height: 480px; height: 100%; object-fit: contain; }
.more-projects { padding-top: 46px; }
.more-projects > .eyebrow { margin-bottom: 18px; color: var(--muted); }
.compact-project { display: flex; gap: 24px; align-items: center; padding: 26px 30px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.compact-project > img { flex-shrink: 0; border-radius: 14px; }
.compact-copy { flex: 1; }
.compact-copy h3 { font-size: 26px; margin-top: 5px; }
.compact-copy > p:last-child { color: var(--muted); font-size: 13px; margin-top: 6px; }
.studio { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; border-top: 1px solid var(--border); padding-block: 58px 60px; margin-top: 80px; }
.studio .eyebrow { color: var(--muted); }
.studio h2 { font-size: 45px; margin-top: 23px; }
.studio-copy { padding-top: 30px; }
.studio-copy > p { color: var(--muted); font-size: 14px; line-height: 1.85; }
.studio-copy > p + p { margin-top: 16px; }
.studio-copy .inline-link { margin-top: 14px; }
.method { padding-bottom: 58px; }
.method-heading .eyebrow { color: var(--accent); }
.method-heading h2 { font-size: 37px; margin-top: 17px; }
.method-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; margin-top: 30px; }
.method-item { border-top: 1px solid var(--border); padding-top: 23px; }
.stack-label { color: var(--accent); font-size: 10px; letter-spacing: .1em; font-weight: 700; }
.method-item h3 { font-size: 22px; margin-top: 14px; }
.method-item > p:last-child { font-size: 14px; color: var(--muted); line-height: 1.85; margin-top: 15px; }
.contact { display: grid; grid-template-columns: 1fr .8fr; gap: 72px; border: 1px solid var(--border); border-radius: 10px; padding: 40px; background: var(--surface); }
.contact-heading .eyebrow { color: var(--accent); }
.contact-heading h2 { font-size: 39px; max-width: 420px; margin-top: 18px; }
.contact-heading > p:not(.eyebrow) { font-size: 14px; color: var(--muted); margin-top: 19px; max-width: 390px; }
.contact-email { display: inline-flex; align-items: center; gap: 24px; min-height: 48px; font-family: var(--display); font-size: 18px; letter-spacing: -.02em; margin-top: 15px; overflow-wrap: anywhere; }
.contact-email span { color: var(--accent); }
.contact-help { align-self: center; }
details { border-bottom: 1px solid var(--border); }
summary { display: flex; gap: 15px; align-items: center; justify-content: space-between; min-height: 65px; padding-block: 17px; cursor: pointer; list-style: none; font-size: 13px; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-family: var(--display); font-size: 24px; color: var(--muted); flex-shrink: 0; }
details[open] summary::after { content: '−'; }
details > p { font-size: 13px; color: var(--muted); padding-bottom: 18px; overflow-wrap: anywhere; }
.privacy-links { list-style: none; padding: 0; margin: 0 0 15px; }
.privacy-links a { display: flex; align-items: center; justify-content: space-between; min-height: 44px; font-size: 12px; }
.privacy-links a:hover { color: var(--accent); }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 34px; padding-block: 30px 38px; }
.site-footer .brand { font-size: 15px; gap: 9px; }
.site-footer p, .site-footer > a:last-child { font-size: 10px; color: var(--muted); }
.site-footer > a:last-child { min-height: 44px; display: inline-flex; gap: 12px; align-items: center; }
.error-page { max-width: 640px; padding-block: 100px; }
.error-page h1 { font-size: 58px; margin-block: 25px; }
.error-page .button { margin-top: 28px; }
@media (max-width: 1100px) {
  .wrap { width: calc(100% - 64px); }
  .hero-intro { grid-template-columns: minmax(0, 1fr) 230px; gap: 30px; }
  h1 { font-size: 65px; }
  .hero-copy p { font-size: 14px; }
  .luma-info { gap: 45px; padding-inline: 30px; }
  .luma-summary h3 { font-size: 35px; }
  .title-detail { display: block; margin: 8px 0 0; }
  .project-body { padding-inline: 25px; }
  .project-body h3 { font-size: 29px; }
  .education-copy { padding: 32px; }
  .education-copy h3 span { font-size: 35px; }
  .education-visual { padding: 15px; }
  .contact { gap: 40px; padding: 32px; }
  .contact-email { font-size: 15px; gap: 14px; }
}
@media (max-width: 850px) {
  .wrap { width: calc(100% - 48px); }
  .header-inner { min-height: 82px; }
  .header-inner nav { gap: 22px; font-size: 11px; }
  .hero { padding-top: 42px; }
  .hero-intro { grid-template-columns: 1fr; padding-block: 25px 32px; gap: 24px; }
  h1 { font-size: clamp(50px, 8vw, 68px); }
  .hero-copy { max-width: 460px; }
  .hero-copy p { font-size: 14px; }
  .hero-copy .inline-link { margin-top: 8px; }
  .project-nav > a { padding: 18px 16px; gap: 10px; }
  .project-nav img { width: 31px; height: 31px; }
  .project-nav > a > span:not(.project-arrow) { font-size: 13px; }
  .project-nav small { font-size: 9px; }
  .project-arrow { display: none; }
  .luma-info { grid-template-columns: 1fr 1fr; gap: 28px; padding: 27px; }
  .luma-summary > p:last-child { font-size: 14px; }
  .feature-list { font-size: 13px; }
  .featured-pair { gap: 20px; margin-top: 20px; }
  .project-body { padding: 24px 22px; }
  .project-body > p:not(.eyebrow):not(.project-status) { font-size: 14px; }
  .project-category { font-size: 10px; }
  .project-actions .button { padding-inline: 14px; font-size: 11px; gap: 20px; }
  .education { padding-top: 55px; }
  .education-copy { padding: 27px; }
  .education-copy h3 span { font-size: 32px; }
  .education-copy > p { font-size: 14px; }
  .education-identity { gap: 10px; }
  .education-identity img { width: 42px; height: 42px; }
  .education-identity .eyebrow { font-size: 10px; }
  .compact-project { gap: 20px; padding: 24px; }
  .compact-copy h3 { font-size: 23px; }
  .compact-project .button { font-size: 11px; padding-inline: 14px; gap: 18px; white-space: nowrap; }
  .studio { gap: 40px; padding-block: 45px; margin-top: 60px; }
  .studio h2 { font-size: 38px; }
  .method-grid { gap: 22px; }
  .method-item h3 { font-size: 20px; }
  .contact { grid-template-columns: 1fr; gap: 25px; }
  .contact-heading h2 { max-width: none; }
  .contact-heading > p:not(.eyebrow) { max-width: 500px; }
  .contact-help { display: block; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 16px; }
  .wrap { width: calc(100% - 36px); }
  .header-inner { flex-wrap: wrap; gap: 0; padding-top: 17px; padding-bottom: 10px; }
  .brand { font-size: 17px; }
  .brand img { width: 31px; height: 31px; }
  .header-inner nav { width: 100%; justify-content: space-between; gap: 12px; font-size: 11px; margin-top: 8px; }
  .header-inner nav a { min-height: 44px; }
  .contact-nav { padding: 10px 12px !important; }
  .contact-nav span { margin-left: 10px; }
  .hero { padding-top: 32px; }
  .hero > .eyebrow { font-size: 9px; letter-spacing: .09em; gap: 9px; }
  .accent-line { width: 20px; }
  .hero-intro { padding-block: 21px 26px; gap: 22px; }
  h1 { font-size: clamp(38px, 10vw, 58px); line-height: 1.12; letter-spacing: -.06em; }
  .hero-copy p { font-size: 14px; }
  .inline-link { font-size: 11px; }
  .hero-copy .inline-link { display: none; }
  .project-nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .project-nav > a { flex-direction: column; align-items: flex-start; padding: 15px 11px; gap: 9px; min-height: 105px; }
  .project-nav > a + a { border-left: 1px solid var(--border); }
  .project-nav > a > span:not(.project-arrow) { font-size: 13px; line-height: 1.45; }
  .project-nav small, .project-arrow { display: none; }
  .project-nav img { width: 30px; height: 30px; }
  .projects { padding-top: 29px; }
  .section-heading { gap: 15px; margin-bottom: 16px; }
  .section-heading .eyebrow { font-size: 9px; }
  .section-note { font-size: 9px; text-align: right; max-width: 132px; }
  .project { border-radius: 7px; }
  .luma-visual { aspect-ratio: 1024 / 500; }
  .visual-link { width: 31px; height: 31px; right: 12px; bottom: 12px; font-size: 18px; }
  .luma-info { grid-template-columns: 1fr; gap: 22px; padding: 24px 22px; }
  .luma-summary h3 { font-size: 33px; }
  .title-detail { margin-top: 5px; font-size: 13px; }
  .luma-summary > p:last-child { font-size: 14px; margin-top: 16px; }
  .feature-list { font-size: 13px; margin-bottom: 18px; }
  .button { font-size: 12px; min-height: 48px; }
  .purchase-note { font-size: 11px; max-width: none; }
  .featured-pair { grid-template-columns: 1fr; gap: 21px; margin-top: 21px; }
  .project-body { padding: 25px 22px; }
  .project-category { font-size: 10px; }
  .project-body h3 { font-size: 30px; }
  .project-body > p:not(.eyebrow):not(.project-status) { font-size: 14px; }
  .project-tags { margin-block: 20px 25px; gap: 7px; }
  .project-tags span { font-size: 10px; }
  .project-actions .button { font-size: 12px; padding-inline: 17px; }
  .project-status { font-size: 11px; }
  .project-status small { font-size: 10px; }
  .education { padding-top: 43px; }
  .education-card { grid-template-columns: 1fr; border-radius: 7px; }
  .education-copy { padding: 27px 24px; }
  .education-copy h3 { font-size: 15px; margin-top: 25px; }
  .education-copy h3 span { font-size: 37px; }
  .education-copy > p { font-size: 14px; }
  .education-identity .eyebrow { font-size: 10px; }
  .education-features { font-size: 12px; }
  .education-visual { padding: 18px 20px; }
  .education-visual img { max-height: 390px; width: 100%; height: auto; }
  .more-projects { padding-top: 35px; }
  .more-projects > .eyebrow { font-size: 9px; }
  .compact-project { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 16px; padding: 23px 21px; align-items: start; }
  .compact-project > img { width: 48px; height: 48px; border-radius: 10px; }
  .compact-copy h3 { font-size: 26px; }
  .compact-copy > p:last-child { margin-top: 12px; font-size: 13px; }
  .compact-project .button { grid-column: 1 / -1; justify-self: start; font-size: 12px; }
  .studio { grid-template-columns: 1fr; gap: 22px; margin-top: 45px; padding-block: 38px 42px; }
  .studio h2 { margin-top: 17px; font-size: 39px; }
  .studio-copy { padding-top: 0; }
  .studio-copy > p { font-size: 14px; }
  .method { padding-bottom: 40px; }
  .method-heading h2 { font-size: 32px; }
  .method-grid { grid-template-columns: 1fr; gap: 26px; }
  .method-item h3 { font-size: 24px; }
  .contact { padding: 27px 22px; gap: 20px; border-radius: 7px; }
  .contact-heading h2 { font-size: 33px; }
  .contact-heading > p:not(.eyebrow) { font-size: 14px; }
  .contact-email { display: flex; gap: 14px; font-size: 14px; }
  summary { font-size: 13px; }
  details > p { font-size: 13px; }
  .site-footer { flex-wrap: wrap; margin-top: 15px; gap: 8px 20px; padding-block: 24px; }
  .site-footer .brand { width: 100%; margin-bottom: 8px; }
  .site-footer p, .site-footer > a:last-child { font-size: 11px; }
  .site-footer > a:last-child { margin-left: auto; }
}
@media (max-width: 360px) {
  .wrap { width: calc(100% - 28px); }
  h1 { font-size: 36px; }
  .education-copy h3 span { font-size: 33px; }
  .contact { padding-inline: 19px; }
  .contact-email { font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; } }