@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;600;700;800&family=IBM+Plex+Sans:wght@400;500;600&display=swap");

:root {
  --ink: #0c1222;
  --ink-soft: #1a2438;
  --paper: #f3f1ec;
  --paper-2: #e8e4db;
  --steel: #6b7c93;
  --accent: #e8a317;
  --accent-2: #2f6fed;
  --line: rgba(12, 18, 34, 0.12);
  --dark-line: rgba(255, 255, 255, 0.12);
  --radius: 18px;
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --shadow: 0 20px 50px rgba(12, 18, 34, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }

.site-wrap { min-height: 100vh; display: flex; flex-direction: column; }
.site-main { flex: 1; }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(12, 18, 34, 0.78);
  color: #fff;
  border-bottom: 1px solid var(--dark-line);
}
.site-nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.site-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  margin-right: auto;
}
.site-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
}
.site-nav-links a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.92rem;
}
.site-nav-links a:hover,
.site-nav-links a.active { color: #fff; }
.site-nav-actions { display: flex; gap: 8px; align-items: center; }
.lang-toggle {
  border: 1px solid var(--dark-line);
  background: transparent;
  color: #fff;
  border-radius: 999px;
  padding: 6px 10px;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #1a1200; box-shadow: 0 10px 28px rgba(232, 163, 23, 0.28); }
.btn-secondary { background: rgba(255, 255, 255, 0.1); color: #fff; border: 1px solid var(--dark-line); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-outline { background: transparent; border: 1px solid var(--line); color: var(--ink); }

.hero {
  position: relative;
  min-height: min(92vh, 860px);
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(8, 12, 22, 0.25) 0%, rgba(8, 12, 22, 0.78) 55%, rgba(8, 12, 22, 0.92) 100%),
    url("https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&w=1800&q=80") center/cover no-repeat;
}
.hero-inner {
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: 72px 20px 64px;
  animation: rise 0.9s ease both;
}
.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin: 0 0 12px;
}
.hero p {
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 28px;
  font-size: 1.05rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; }

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 20px;
}
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.04em;
  margin: 0 0 12px;
}
.section .lead {
  color: var(--steel);
  max-width: 60ch;
  margin: 0 0 32px;
}
.section-dark {
  background: var(--ink);
  color: #fff;
}
.section-dark .lead { color: rgba(255, 255, 255, 0.7); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .site-nav-links { display: none; }
}

.path-card, .service-card, .plan-card, .model-card {
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.path-card:hover, .service-card:hover, .plan-card:hover, .model-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.path-card .media, .model-card .media {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
}
.path-card .body, .service-card, .plan-card, .model-card .body { padding: 20px; }
.path-card h3, .service-card h3, .plan-card h3, .model-card h3 {
  font-family: var(--font-display);
  margin: 0 0 8px;
  letter-spacing: -0.03em;
}
.path-card p, .service-card p, .plan-card p, .model-card p {
  margin: 0;
  color: var(--steel);
  font-size: 0.95rem;
}

.trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 800px) { .trust { grid-template-columns: 1fr 1fr; } }
.trust div {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--dark-line);
  border-radius: 14px;
  padding: 18px;
}
.trust strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: -0.04em;
}

.plan-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(232, 163, 23, 0.35);
}
.plan-card .price {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin: 12px 0;
}
.plan-card ul {
  margin: 0 0 18px;
  padding-left: 18px;
  color: var(--steel);
}

.fair-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.fair-pills span {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--paper-2);
  font-size: 0.88rem;
}

.models {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
@media (max-width: 1000px) { .models { grid-template-columns: 1fr 1fr; } }

.page-hero {
  background: var(--ink);
  color: #fff;
  padding: 72px 20px 48px;
}
.page-hero-inner { max-width: 1180px; margin: 0 auto; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.04em;
  margin: 0 0 12px;
}
.page-hero p { color: rgba(255,255,255,0.75); max-width: 50ch; margin: 0; }

.site-footer {
  background: #070b14;
  color: rgba(255,255,255,0.7);
  padding: 36px 20px;
  margin-top: auto;
}
.site-footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
}
.site-footer a { color: #fff; }
.site-footer img {
  filter: brightness(0) invert(1);
}

.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  background: #0f172a;
  color: #e2e8f0;
}
.app-side {
  padding: 24px 16px;
  border-right: 1px solid rgba(255,255,255,0.08);
  background: #0b1220;
}
.app-side a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 4px;
}
.app-side a:hover, .app-side a.active { background: rgba(255,255,255,0.08); color: #fff; }
.app-main { padding: 28px 24px; }
.app-card {
  background: #111827;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}
@media (max-width: 800px) {
  .app-shell { grid-template-columns: 1fr; }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: none; }

[data-i18n-en] { display: none; }
html[lang="en"] [data-i18n-ru] { display: none; }
html[lang="en"] [data-i18n-en] { display: revert; }
html[lang="en"] h1[data-i18n-en],
html[lang="en"] h2[data-i18n-en],
html[lang="en"] h3[data-i18n-en],
html[lang="en"] p[data-i18n-en],
html[lang="en"] span[data-i18n-en],
html[lang="en"] a[data-i18n-en],
html[lang="en"] li[data-i18n-en],
html[lang="en"] strong[data-i18n-en],
html[lang="en"] label[data-i18n-en] { display: revert; }