:root {
  --bg: #f7f5f1;
  --bg-elevated: #ffffff;
  --bg-soft: #f0ece4;
  --line: rgba(28, 25, 23, 0.1);
  --text: #1c1917;
  --muted: #57534e;
  --faint: #78716c;
  --accent: #f5a623;
  --accent-2: #e8910f;
  --accent-ink: #1c1917;
  --anadyr: #2b8fd9;
  --obyava: #f5a623;
  --danger-soft: #dc2626;
  --radius: 22px;
  --shadow: 0 24px 60px rgba(28, 25, 23, 0.08);
  --font: "Instrument Sans", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1100px 520px at 8% -12%, rgba(245, 166, 35, 0.18), transparent 55%),
    radial-gradient(900px 480px at 92% 0%, rgba(245, 166, 35, 0.1), transparent 50%),
    var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
}

.bg-grid,
.bg-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.bg-grid {
  background-image:
    linear-gradient(rgba(28, 25, 23, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 25, 23, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0.55;
}

.bg-glow {
  background:
    radial-gradient(circle at 18% 18%, rgba(245, 166, 35, 0.12), transparent 28%),
    radial-gradient(circle at 82% 28%, rgba(232, 145, 15, 0.08), transparent 30%);
}

.container {
  width: min(var(--container), calc(100% - 2.5rem));
  margin-inline: auto;
}

.mono {
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--faint);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow .dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.35rem rgba(245, 166, 35, 0.2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(247, 245, 241, 0.82);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.logo:hover {
  color: var(--text);
}

.logo-img {
  display: block;
  height: 1.75rem;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--text);
}

.nav-cta {
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--text) !important;
}

.nav-cta:hover {
  border-color: rgba(245, 166, 35, 0.55);
  background: rgba(245, 166, 35, 0.12);
}

.menu-btn {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.8rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  padding: 0;
  place-items: center;
  gap: 0.35rem;
}

.menu-btn span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.5rem 1.25rem 1.1rem;
  border-top: 1px solid var(--line);
}

.mobile-nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 0.75rem 0.4rem;
  border-radius: 0.7rem;
  font-weight: 500;
}

.mobile-nav a:hover {
  color: var(--text);
  background: rgba(245, 166, 35, 0.1);
}

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: start;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.1rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-2), var(--accent) 45%, #ffc857);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin: 1.35rem 0 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.lead a {
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(28, 25, 23, 0.22);
}

.lead a:hover {
  color: var(--accent-2);
  border-bottom-color: rgba(245, 166, 35, 0.65);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.9rem;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #ffc857, var(--accent) 42%, var(--accent-2));
  color: var(--accent-ink);
  box-shadow: 0 10px 28px rgba(245, 166, 35, 0.28);
}

.btn-primary:hover {
  color: var(--accent-ink);
}

.btn-ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.75);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(245, 166, 35, 0.5);
  color: var(--text);
  background: #fff;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 2.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.hero-stats dt {
  color: var(--faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.hero-stats dd {
  margin: 0;
  font-weight: 600;
  color: var(--text);
}

.hero-panel {
  position: sticky;
  top: 5.5rem;
}

.panel-card {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), transparent 35%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  overflow: hidden;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.6rem;
  padding: 0 0.65rem;
  border-radius: 999px;
  background: rgba(245, 166, 35, 0.16);
  color: var(--accent-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.panel-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
}

.panel-list strong {
  font-size: 0.98rem;
}

.panel-list span {
  color: var(--muted);
  font-size: 0.9rem;
}

.panel-note {
  margin: 1rem 0 0;
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: rgba(220, 38, 38, 0.06);
  border: 1px solid rgba(220, 38, 38, 0.16);
  color: #b91c1c;
  font-size: 0.88rem;
}

.section {
  padding: 4.5rem 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}

.section h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-lead {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 1.5rem;
  overflow: hidden;
  min-height: 100%;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 16rem;
  height: 16rem;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.35;
  pointer-events: none;
}

.project-anadyr::before {
  background: var(--anadyr);
}

.project-obyava::before {
  background: var(--obyava);
}

.project-card:hover {
  transform: translateY(-3px);
  border-color: rgba(245, 166, 35, 0.4);
}

.project-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.1rem;
  position: relative;
}

.project-tag {
  color: var(--faint);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.project-link {
  text-decoration: none;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 500;
}

.project-card h3 {
  margin: 0 0 0.7rem;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
  position: relative;
}

.project-card p {
  margin: 0;
  color: var(--muted);
  position: relative;
}

.chip-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.25rem 0 0;
  padding: 0;
  position: relative;
}

.chip-row li {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.service-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fff, transparent 45%), var(--bg-soft);
  padding: 1.25rem;
  min-height: 100%;
}

.service-num {
  display: inline-block;
  margin-bottom: 1.4rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent-2);
}

.service-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.approach {
  padding-top: 2rem;
}

.approach-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(600px 240px at 0% 0%, rgba(245, 166, 35, 0.14), transparent 50%),
    var(--bg-elevated);
  padding: clamp(1.4rem, 3vw, 2.2rem);
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.steps li {
  display: grid;
  gap: 0.25rem;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  counter-increment: step;
}

.steps strong {
  font-size: 1.02rem;
}

.steps span {
  color: var(--muted);
  font-size: 0.95rem;
}

.contact {
  padding-bottom: 5rem;
}

.contact-card {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 1.5rem;
  align-items: center;
  border-radius: calc(var(--radius) + 8px);
  border: 1px solid rgba(245, 166, 35, 0.28);
  background:
    linear-gradient(135deg, rgba(245, 166, 35, 0.12), transparent 42%),
    linear-gradient(315deg, rgba(232, 145, 15, 0.08), transparent 48%),
    var(--bg-elevated);
  padding: clamp(1.5rem, 4vw, 2.4rem);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  letter-spacing: -0.03em;
}

.contact-card p:last-child {
  margin: 0;
  color: var(--muted);
  max-width: 36rem;
}

.contact-actions {
  display: grid;
  gap: 1rem;
  justify-items: start;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.contact-links a {
  color: var(--muted);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.contact-links a:hover {
  color: var(--text);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  color: var(--faint);
  font-size: 0.9rem;
}

.footer-inner p {
  margin: 0;
}

.footer-note {
  color: var(--faint);
}

@media (max-width: 960px) {
  .hero-grid,
  .project-grid,
  .services-grid,
  .approach-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    position: static;
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .nav {
    display: none;
  }

  .menu-btn {
    display: grid;
  }

  .mobile-nav.open {
    display: flex;
  }

  .hero {
    padding-top: 2.8rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .project-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .container {
    width: min(var(--container), calc(100% - 1.5rem));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .project-card {
    transition: none;
  }
}