:root {
  /* Фон и поверхности */
  --bg: #0e1420;
  --bg-header-start: #050810;
  --bg-header-end: #1a2332;
  --bg-footer: #050810;
  --bg-card: #1a2332;
  --bg-surf: #1e2a3d;
  --bg-surf2: #2a3648;

  /* Акценты — жёлтый CTA */
  --accent: #ffcc00;
  --accent2: #ff9500;

  /* Бренд и вспомогательные */
  --brand: #4d8fff;
  --brand-dark: #2563eb;
  --success: #22c55e;
  --success-dark: #16a34a;
  --danger: #ef4444;

  /* Текст */
  --text: #ffffff;
  --text2: #a0aec0;
  --text3: #718096;
  --text-dark: #1a2332;

  /* Декор */
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.15);
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(255, 204, 0, 0.3);

  /* Градиенты */
  --gradient-cta: linear-gradient(135deg, #ffcc00 0%, #ff9500 100%);
  --gradient-header: linear-gradient(180deg, #050810 0%, #1a2332 100%);
  --gradient-brand: linear-gradient(135deg, #4d8fff 0%, #a855f7 100%);
  --gradient-success: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);

  --header-h: 70px;
  --radius: 12px;
  --font: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
html, body { max-width: 100%; overflow-x: hidden; }

body {
  margin: 0;
  padding-top: var(--header-h);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--accent); }
p, li, td, th, h1, h2, h3, a, dd, dt { overflow-wrap: anywhere; }

h1, h2, h3 { line-height: 1.25; margin: 0 0 14px; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 6vw, 2.6rem); }
h2 { font-size: clamp(1.3rem, 4.5vw, 1.9rem); margin-top: 40px; }
h3 { font-size: clamp(1.1rem, 3.5vw, 1.35rem); margin-top: 26px; color: var(--accent); }
p { margin: 0 0 16px; color: var(--text2); }
ul, ol { margin: 0 0 18px; padding-left: 22px; color: var(--text2); }
li { margin-bottom: 8px; }
li::marker { color: var(--accent); }
strong { color: var(--text); }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: var(--gradient-header);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 1280px; margin: 0 auto; padding: 0 16px; height: 100%;
}
.logo-link { flex-shrink: 0; display: block; }
.logo-img { height: 40px; width: auto; display: block; }

.main-nav { flex: 1 1 auto; min-width: 0; }
.main-nav ul {
  display: flex; align-items: center; gap: 18px; justify-content: center;
  list-style: none; margin: 0; padding: 0;
}
.main-nav li { margin: 0; }
.main-nav a {
  color: var(--text); font-weight: 600; font-size: 15px; white-space: nowrap;
  padding: 6px 2px; border-bottom: 2px solid transparent; transition: .2s;
}
.main-nav a:hover, .main-nav a.active { color: var(--accent); border-color: var(--accent); }

.header-btns { display: flex; gap: 8px; flex-shrink: 0; }
.play-btn {
  display: inline-flex; align-items: center; justify-content: center;
  white-space: nowrap; font-weight: 700; font-size: 14px; line-height: 1;
  padding: 11px 18px; border-radius: 8px; border: 2px solid transparent;
  transition: transform .15s, box-shadow .15s, background .15s;
}
.play-btn:hover { transform: translateY(-1px); }
.login-btn { color: var(--brand); border-color: var(--brand); background: transparent; }
.login-btn:hover { background: rgba(77, 143, 255, 0.12); color: var(--text); }
.reg-btn { background: var(--gradient-success); color: var(--text); box-shadow: 0 0 16px rgba(34, 197, 94, 0.35); }
.reg-btn:hover { color: var(--text); box-shadow: 0 0 22px rgba(34, 197, 94, 0.55); }

.burger-btn {
  display: none; width: 44px; height: 44px; flex-shrink: 0;
  background: var(--bg-surf); border: 1px solid var(--border-strong); border-radius: 8px;
  cursor: pointer; padding: 0; position: relative;
}
.burger-btn span {
  position: absolute; left: 11px; width: 22px; height: 2px; background: var(--text);
  border-radius: 2px; transition: .25s;
}
.burger-btn span:nth-child(1) { top: 14px; }
.burger-btn span:nth-child(2) { top: 21px; }
.burger-btn span:nth-child(3) { top: 28px; }
.burger-btn.open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.burger-btn.open span:nth-child(2) { opacity: 0; }
.burger-btn.open span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

.mobile-nav {
  position: fixed; top: var(--header-h); right: 0; z-index: 999;
  width: 100%; max-width: 320px;
  max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  background: var(--bg-card); border-left: 1px solid var(--border); border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  transform: translateX(105%); transition: transform .25s ease;
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav ul { list-style: none; margin: 0; padding: 8px 0; }
.mobile-nav li { margin: 0; }
.mobile-nav a {
  display: block; padding: 14px 20px; color: var(--text); font-weight: 600;
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:hover, .mobile-nav a.active { background: var(--bg-surf); color: var(--accent); }
.nav-overlay {
  position: fixed; inset: var(--header-h) 0 0 0; z-index: 998;
  background: rgba(0, 0, 0, 0.55); opacity: 0; visibility: hidden; transition: .25s;
}
.nav-overlay.open { opacity: 1; visibility: visible; }
body.menu-open { overflow: hidden; }

/* ---------- Content ---------- */
main { padding: 32px 0 56px; }
.page-intro { font-size: 1.08rem; color: var(--text2); }
.hero-img {
  width: 100%; border-radius: var(--radius); margin: 20px 0 28px;
  border: 1px solid var(--border); box-shadow: var(--shadow-lg);
}
.breadcrumbs { font-size: 13px; color: var(--text3); margin-bottom: 14px; }
.breadcrumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumbs li { margin: 0; }
.breadcrumbs li + li::before { content: "›"; margin-right: 6px; color: var(--text3); }
.breadcrumbs a { color: var(--text2); }

.table-wrapper { width: 100%; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 0 22px; border-radius: var(--radius); border: 1px solid var(--border); }
.table-wrapper table { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--bg-card); }
.table-wrapper td, .table-wrapper th { white-space: nowrap; padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 15px; }
.table-wrapper th { background: var(--bg-surf2); color: var(--accent); font-weight: 700; }
.table-wrapper tr:last-child td { border-bottom: 0; }
.table-wrapper td { color: var(--text2); }
.table-wrapper td:first-child { color: var(--text); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 18px 0 24px; }
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; min-width: 0; }
.card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li {
  position: relative; padding: 12px 12px 12px 54px; margin-bottom: 10px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px;
}
.steps li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 12px; top: 12px; width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  background: var(--gradient-cta); color: var(--text-dark); font-weight: 800; border-radius: 50%;
}

.note { background: var(--bg-surf); border-left: 4px solid var(--brand); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 0 0 18px; }
.note p:last-child { margin-bottom: 0; }

/* FAQ */
.faq { margin: 18px 0 8px; }
.faq details { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 10px; }
.faq summary { cursor: pointer; padding: 14px 16px; font-weight: 700; color: var(--text); list-style: none; position: relative; padding-right: 40px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 16px; top: 10px; font-size: 22px; color: var(--accent); }
.faq details[open] summary::after { content: "−"; }
.faq .faq-a { padding: 0 16px 14px; }
.faq .faq-a p:last-child { margin-bottom: 0; }

/* CTA */
.cta-btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--gradient-cta); color: var(--text-dark); font-weight: 800; font-size: 17px;
  padding: 14px 30px; border-radius: 10px; box-shadow: var(--shadow-glow); max-width: 100%;
  white-space: normal; text-align: center; transition: transform .15s, box-shadow .15s;
}
.cta-btn:hover { color: var(--text-dark); transform: translateY(-2px); box-shadow: 0 0 28px rgba(255, 204, 0, 0.5); }
.cta-inline { text-align: center; margin: 22px 0 28px; }
.cta-block {
  margin-top: 44px; padding: 32px 20px; text-align: center;
  background: var(--bg-card); border: 1px solid var(--border-strong); border-radius: 16px;
  background-image: radial-gradient(circle at 20% 0%, rgba(77, 143, 255, 0.18), transparent 50%), radial-gradient(circle at 90% 100%, rgba(255, 204, 0, 0.14), transparent 50%);
}
.cta-block h2 { margin-top: 0; }
.cta-block p { max-width: 640px; margin: 0 auto 20px; }

/* 404 */
.err-page { text-align: center; padding: 40px 0; }
.err-code { font-size: clamp(5rem, 22vw, 10rem); font-weight: 900; line-height: 1; background: var(--gradient-cta); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-footer); border-top: 1px solid var(--border); padding: 36px 0 24px; color: var(--text2); font-size: 14px; }
.footer-nav ul { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center; }
.footer-nav li { margin: 0; }
.footer-nav a { color: var(--text2); font-weight: 600; }
.footer-nav a:hover { color: var(--accent); }
.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px; margin-bottom: 14px; }
.badge-18 { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 50%; border: 2px solid var(--danger); color: var(--danger); font-weight: 800; font-size: 14px; flex-shrink: 0; }
.footer-disclaimer { text-align: center; color: var(--text3); font-size: 13px; max-width: 820px; margin: 0 auto; }

/* ---------- Responsive ---------- */
@media (max-width: 1199px) {
  :root { --header-h: 60px; }
  .main-nav { display: none; }
  .header-inner { gap: 8px; padding: 0 12px; }
  .logo-img { height: 36px; }
  .header-btns { flex: 1 1 auto; min-width: 0; justify-content: center; gap: 6px; }
  .play-btn { padding: 10px 14px; }
  .burger-btn { display: block; }
}
@media (min-width: 1200px) { .mobile-nav, .nav-overlay { display: none; } }
@media (max-width: 768px) {
  .cards { grid-template-columns: 1fr; }
  .cta-btn { width: 100%; }
  main { padding: 22px 0 40px; }
  h2 { margin-top: 32px; }
}
@media (max-width: 480px) {
  .play-btn { padding: 8px 12px; font-size: 13px; }
  .mobile-nav { max-width: 100%; border-left: 0; }
}
@media (max-width: 360px) {
  .container { padding: 0 12px; }
  .logo-img { height: 28px; }
  .play-btn { padding: 6px 8px; font-size: 12px; }
  .header-btns { gap: 4px; }
  .header-inner { gap: 6px; padding: 0 10px; }
  .burger-btn { width: 40px; height: 40px; }
  .burger-btn span { left: 9px; }
}

/* Hero buttons */
.hero-btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: 0 0 24px; }
.hero-btns .cta-btn { flex: 0 1 auto; min-width: 200px; }
.cta-btn-outline { background: transparent; color: var(--brand); border: 2px solid var(--brand); box-shadow: none; }
.cta-btn-outline:hover { background: rgba(77, 143, 255, 0.12); color: var(--text); box-shadow: none; }
.hero-img { margin: 16px 0 20px; }
@media (max-width: 768px) {
  .hero-btns { flex-direction: column; }
  .hero-btns .cta-btn { width: 100%; }
}