@font-face {
  font-family: "Golos Text";
  src: url("fonts/golos-text-cyrillic-wght-normal.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Golos Text";
  src: url("fonts/golos-text-latin-wght-normal.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --navy: #101945;
  --red: #b71837;
  --white: #ffffff;
  --tint: #f2f3f8;
  --line: #d9dce8;
  --text: #101945;
  --muted: #4a5170;
  --maxw: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Golos Text", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--red); text-underline-offset: 3px; }
a:hover { color: var(--navy); }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { font-weight: 700; line-height: 1.15; margin: 0 0 .6em; }
h1, h2 { text-transform: uppercase; letter-spacing: .01em; }
h1 { font-size: clamp(30px, 5vw, 48px); }
h2 { font-size: clamp(24px, 3.4vw, 34px); }
h3 { font-size: 19px; line-height: 1.3; }
p { margin: 0 0 1em; }

.skip { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: 10px 14px; z-index: 100; }
.skip:focus { left: 10px; top: 10px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--white); border-bottom: 1px solid var(--line); }
.site-header::before { content: ""; display: block; height: 6px; background: var(--red); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand img { width: 170px; }
.nav { display: flex; gap: 6px; flex-wrap: wrap; }
.nav a {
  color: var(--navy); text-decoration: none; font-weight: 600; font-size: 15px;
  text-transform: uppercase; letter-spacing: .03em;
  padding: 10px 12px; border-bottom: 3px solid transparent;
}
.nav a:hover { border-bottom-color: var(--red); color: var(--navy); }
.nav a[aria-current="page"] { border-bottom-color: var(--red); }
.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 26px; height: 3px; background: var(--navy); margin: 5px 0; }

/* Hero */
.hero { background: var(--navy); color: var(--white); padding: 80px 0 90px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 8px; background: var(--red); }
.hero-logo { width: min(560px, 100%); margin-bottom: 36px; }
.hero-org { max-width: 720px; font-size: 14px; letter-spacing: .04em; opacity: .85; text-transform: uppercase; margin-bottom: 28px; }
.hero-motto { font-size: clamp(24px, 4vw, 38px); font-weight: 700; text-transform: uppercase; line-height: 1.2; max-width: 820px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn { display: inline-block; padding: 14px 26px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; font-size: 14px; text-decoration: none; border: 2px solid transparent; }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: #fff; color: var(--red); }
.btn-line { border-color: #fff; color: #fff; }
.btn-line:hover { background: #fff; color: var(--navy); }

/* Sections */
.section { padding: 72px 0; }
.section-tint { background: var(--tint); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--red); margin-bottom: 14px; }
.eyebrow-light { color: #fff; opacity: .8; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.two-col-even { align-items: stretch; }
.prose p { color: var(--text); }
.prose-wide { max-width: 820px; }
.fullname { font-size: 15px; color: var(--muted); border-left: 4px solid var(--red); padding-left: 14px; }
.more { font-weight: 700; color: var(--red); text-decoration: none; }
.more::after { content: " →"; }
.more:hover { color: var(--navy); }
.note { color: var(--muted); }

.card { padding: 40px; color: #fff; display: flex; flex-direction: column; justify-content: center; min-height: 200px; }
.card-navy { background: var(--navy); }
.card-red { background: var(--red); }
.card-big { font-size: clamp(22px, 3vw, 30px); font-weight: 700; text-transform: uppercase; line-height: 1.2; margin: 0; }

.grid { display: grid; gap: 24px; margin-top: 32px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.project-card { display: block; text-decoration: none; color: var(--text); border: 1px solid var(--line); border-top: 6px solid var(--red); padding: 32px; background: #fff; transition: box-shadow .2s, transform .2s; }
.project-card:hover { box-shadow: 0 10px 30px rgba(16, 25, 69, .14); transform: translateY(-2px); color: var(--text); }
.project-card h3 { font-size: 22px; text-transform: uppercase; }
.tag { display: inline-block; background: var(--navy); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 5px 10px; margin-bottom: 16px; }

.feature { background: #fff; border-top: 4px solid var(--navy); padding: 26px; box-shadow: 0 1px 0 var(--line), 0 0 0 1px var(--line); }
.feature h3 { text-transform: uppercase; }
.feature p { color: var(--muted); margin: 0; font-size: 16px; }

.goals { counter-reset: g; list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 40px; }
.goals li { counter-increment: g; position: relative; padding-left: 58px; min-height: 44px; }
.goals li::before { content: counter(g); position: absolute; left: 0; top: 0; width: 42px; height: 42px; background: var(--red); color: #fff; font-weight: 700; display: grid; place-items: center; }

.partners { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px; }
.partners li { padding: 14px 0 14px 18px; border-bottom: 1px solid var(--line); border-left: 3px solid var(--red); margin-bottom: 10px; background: #fff; font-size: 16px; }

/* Project blocks */
.project { display: grid; grid-template-columns: 5fr 6fr; gap: 56px; align-items: center; }
.project-reverse { grid-template-columns: 6fr 5fr; }
.project-reverse .project-media { order: 2; }
.project-media { aspect-ratio: 4 / 3; background: var(--navy); display: grid; place-items: center; color: rgba(255,255,255,.55); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; font-size: 13px; border-bottom: 8px solid var(--red); }
.project-text h2 { font-size: clamp(22px, 2.8vw, 30px); }
.directions { margin-top: 24px; }
.direction { border-left: 4px solid var(--red); padding: 4px 0 4px 18px; }
.direction h3 { margin-bottom: .2em; }
.direction p { margin: 0; color: var(--muted); font-size: 16px; }

/* Page head */
.page-head { background: var(--navy); color: #fff; padding: 56px 0 50px; border-bottom: 8px solid var(--red); }
.page-head h1 { margin-bottom: .3em; }
.lead { font-size: 19px; opacity: .85; margin: 0; max-width: 700px; }

.empty { border: 2px dashed var(--line); padding: 64px 24px; text-align: center; color: var(--muted); }
.empty-title { font-size: 22px; font-weight: 700; color: var(--navy); margin-bottom: .4em; }

/* Contacts */
.contact-list { display: grid; grid-template-columns: max-content 1fr; gap: 10px 28px; margin: 0 0 28px; }
.contact-list dt { color: var(--muted); font-size: 14px; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; padding-top: 3px; }
.contact-list dd { margin: 0; font-size: 19px; font-weight: 600; }
.contact-list a { text-decoration: none; }
.requisites { background: var(--tint); border-left: 6px solid var(--red); padding: 28px; }
.req-name { font-size: 15px; font-weight: 600; text-transform: uppercase; }
.socials-h { margin-top: 12px; }

/* Footer */
.site-footer { background: var(--navy); color: #fff; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-top: 56px; padding-bottom: 40px; }
.footer-logo { width: 200px; margin-bottom: 18px; }
.footer-org { font-size: 12px; opacity: .7; text-transform: uppercase; letter-spacing: .04em; margin: 0; }
.footer-h { font-size: 14px; text-transform: uppercase; letter-spacing: .12em; color: #fff; opacity: .7; margin-bottom: 12px; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.15); padding: 18px 0; font-size: 14px; opacity: .75; }

:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

@media (max-width: 900px) {
  .two-col, .project, .project-reverse, .grid-2, .grid-3, .goals, .partners, .footer-grid { grid-template-columns: 1fr; }
  .two-col { gap: 28px; }
  .project, .project-reverse { gap: 28px; }
  .project-reverse .project-media { order: 0; }
  .section { padding: 52px 0; }
  .hero { padding: 56px 0 64px; }
  .footer-grid { gap: 28px; }
}
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; flex-direction: column; padding: 8px 20px 16px; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(16,25,69,.12); gap: 0; }
  .nav.open { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .header-row { position: relative; }
  .brand img { width: 140px; }
}
@media (max-width: 480px) {
  body { font-size: 16px; }
  .card { padding: 28px; }
  .contact-list { grid-template-columns: 1fr; gap: 2px; }
  .contact-list dd { margin-bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .project-card { transition: none; }
}

/* Photos */
.project-media { overflow: hidden; }
.project-media img { width: 100%; height: 100%; object-fit: cover; }
.card-photo { width: calc(100% + 64px); margin: -32px -32px 24px; aspect-ratio: 16 / 9; object-fit: cover; max-width: none; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.g-item { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--navy); border-bottom: 4px solid var(--red); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.g-item:hover img { transform: scale(1.04); }
.lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; }
.lightbox::backdrop { background: rgba(16, 25, 69, .94); }
.lightbox[open] { display: grid; place-items: center; }
.lightbox img { max-width: 92vw; max-height: 88vh; object-fit: contain; }
.lb-close, .lb-nav { position: absolute; background: var(--red); color: #fff; border: 0; cursor: pointer; font-size: 32px; line-height: 1; width: 48px; height: 48px; }
.lb-close { top: 16px; right: 16px; }
.lb-nav { top: 50%; transform: translateY(-50%); }
.lb-prev { left: 12px; } .lb-next { right: 12px; }
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(2, 1fr); gap: 10px; } }
@media (max-width: 480px) { .card-photo { width: calc(100% + 56px); margin: -28px -28px 20px; } .project-card { padding: 28px; } }
@media (prefers-reduced-motion: reduce) { .g-item img { transition: none; } }