:root {
  --blue: #0040a0;
  --blue-dark: #002f78;
  --blue-deep: #041833;
  --gold: #f0b010;
  --gold-dark: #c48c08;
  --ink: #142033;
  --muted: #5c6b80;
  --line: #d7e1ee;
  --paper: #f3f6fb;
  --card: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 16px/1.6 "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

a { color: var(--blue); }

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

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: #fff;
  padding: 0.4rem 0.7rem;
  z-index: 5;
}

.skip:focus { top: 0.6rem; }

.topbar {
  background: var(--blue);
  color: #fff;
}

.topbar-inner,
.nav-inner,
.wrap,
.footer-inner {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 74px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: #fff;
  text-decoration: none;
}

.logo img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
}

.logo strong {
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.logo span {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  opacity: 0.85;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 92px;
  height: 36px;
  padding: 0 0.9rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
}

.btn-login {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.75);
  background: transparent;
}

.btn-login:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }

.btn-register {
  color: #1a1404;
  background: var(--gold);
  border: 1px solid var(--gold);
}

.btn-register:hover { background: #ffc53a; color: #1a1404; }

.lang {
  display: flex;
  margin-left: 0.35rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 5px;
  overflow: hidden;
}

.lang a {
  color: #fff;
  text-decoration: none;
  padding: 0.35rem 0.7rem;
  font-size: 0.88rem;
}

.lang a[aria-current="page"] {
  background: #fff;
  color: var(--blue);
}

.column-nav {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 3;
}

.nav-inner {
  display: flex;
  gap: 0.15rem;
  overflow-x: auto;
}

.column-nav a {
  flex: 0 0 auto;
  color: var(--blue-dark);
  text-decoration: none;
  padding: 0.85rem 0.8rem;
  font-weight: 650;
  border-bottom: 3px solid transparent;
}

.column-nav a:hover,
.column-nav a.is-active,
.column-nav a[aria-current="page"] {
  color: var(--gold-dark);
  border-bottom-color: var(--gold);
}

.hero {
  background: linear-gradient(180deg, var(--blue) 0%, var(--blue-dark) 100%);
  color: #fff;
}

.hero-inner { padding: 2.2rem 0 2rem; }

.hero h1 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  line-height: 1.2;
}

.hero p { margin: 0; max-width: 46rem; color: rgba(255, 255, 255, 0.9); }

.main { padding: 1.4rem 0 2.6rem; }

.column {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.05rem 1.15rem 0.95rem;
  margin-bottom: 0.8rem;
  scroll-margin-top: 4.75rem;
}

.column h2 { margin: 0 0 0.3rem; font-size: 1.3rem; }

.column p { margin: 0.3rem 0 0.7rem; }

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.links a {
  text-decoration: none;
  background: #e8f0fb;
  color: var(--blue-dark);
  border-radius: 999px;
  padding: 0.18rem 0.7rem;
  font-size: 0.9rem;
}

.links a:hover { background: #d7e6f8; }

.site-footer { background: var(--blue-deep); color: #d5deea; }

.footer-block { padding: 1.4rem 0; border-top: 1px solid rgba(255, 255, 255, 0.08); }

.footer-label {
  margin: 0 0 0.55rem;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.providers, .pay-row, .foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.providers span, .pay-row span {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 5px;
  padding: 0.28rem 0.6rem;
  font-size: 0.86rem;
  color: #fff;
}

.site-footer p { margin: 0.35rem 0; font-size: 0.92rem; }

.site-footer a { color: #fff; }

.foot-links a { text-decoration: none; }

.foot-links a:hover { color: var(--gold); }

.copy { color: #9aabc0; font-size: 0.85rem; }

@media (max-width: 720px) {
  .logo span { display: none; }
  .logo strong { font-size: 0.95rem; }
  .topbar-inner { min-height: 64px; gap: 0.4rem; }
  .top-actions { gap: 0.35rem; }
  .btn {
    min-width: 0;
    height: 32px;
    padding: 0 0.55rem;
    font-size: 0.82rem;
  }
}