:root {
  --bg: #080914;
  --panel: #111327;
  --panel-soft: #171a32;
  --ink: #f5f0ff;
  --muted: #c7bed8;
  --line: rgba(223, 205, 255, 0.16);
  --violet: #a778ff;
  --violet-strong: #ce5df8;
  --gold: #d8b56c;
  --rose: #ef6fb4;
  --green: #78c6a3;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 16% 10%, rgba(167, 120, 255, 0.24), transparent 28rem),
    radial-gradient(circle at 84% 4%, rgba(216, 181, 108, 0.14), transparent 22rem),
    linear-gradient(135deg, #080914 0%, #0e1020 50%, #160d24 100%);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  line-height: 1.65;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.6) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(216, 181, 108, 0.5) 0 1px, transparent 1.5px);
  background-size: 86px 86px, 143px 143px;
  background-position: 0 0, 18px 32px;
  opacity: 0.22;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 9, 20, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(216, 181, 108, 0.55);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--gold);
  box-shadow: 0 0 24px rgba(216, 181, 108, 0.16);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a,
.lang-link {
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"],
.lang-link:hover {
  color: var(--ink);
  background: rgba(167, 120, 255, 0.14);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  padding: 54px 0 34px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr);
  gap: 28px;
  align-items: stretch;
}

.hero-copy,
.hero-media,
.feature-panel,
.content-card,
.faq-item,
.topic-card,
.article-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(22, 24, 48, 0.94), rgba(15, 17, 35, 0.94));
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: clamp(28px, 5vw, 56px);
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 24px;
  padding: 8px 13px;
  border: 1px solid rgba(167, 120, 255, 0.32);
  border-radius: 999px;
  color: #e7dbff;
  background: rgba(167, 120, 255, 0.14);
  font-size: 0.92rem;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 880px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.65rem, 6vw, 5.8rem);
  font-weight: 700;
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 18px;
}

h3 {
  font-size: 1.08rem;
  margin-bottom: 8px;
}

p {
  margin: 0;
  color: var(--muted);
}

.hero-copy p {
  max-width: 760px;
  margin-top: 22px;
  font-size: 1.06rem;
}

.quick-answer {
  margin-top: 24px;
  padding: 18px;
  border-left: 3px solid var(--gold);
  background: rgba(216, 181, 108, 0.08);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid rgba(216, 181, 108, 0.4);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--violet), var(--rose));
  color: #fff;
  font-weight: 700;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.hero-media {
  position: relative;
  min-height: 520px;
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.08) brightness(0.8);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 9, 20, 0.88), transparent 62%);
}

.media-caption {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 1;
  color: var(--ink);
  font-weight: 700;
}

.section {
  padding: 42px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.topic-card,
.article-card,
.faq-item {
  padding: 20px;
}

.topic-card {
  min-height: 176px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.topic-card:hover {
  transform: translateY(-3px);
  border-color: rgba(167, 120, 255, 0.48);
}

.topic-card strong {
  color: var(--gold);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
  align-items: stretch;
}

.feature-panel {
  overflow: hidden;
}

.feature-panel img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.content-card {
  padding: clamp(24px, 4vw, 42px);
}

.content-card p + p,
.content-card ul + p,
.content-card p + ul {
  margin-top: 16px;
}

.content-card ul {
  margin: 18px 0 0;
  padding-left: 21px;
  color: var(--muted);
}

.content-card li + li {
  margin-top: 10px;
}

.accent {
  color: var(--gold);
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  background: rgba(17, 19, 39, 0.72);
}

.breadcrumb {
  padding-top: 26px;
  color: var(--muted);
  font-size: 0.95rem;
}

.breadcrumb a {
  color: #e4d9ff;
}

.page-hero {
  padding: 34px 0 24px;
}

.page-hero .hero-grid {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.62fr);
}

.page-hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.6rem);
}

.article-list {
  display: grid;
  gap: 18px;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.site-footer {
  margin-top: 42px;
  padding: 32px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.category-grid,
.news-grid,
.api-widget,
.iframe-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 19, 39, 0.72);
}

.iframe-box {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.iframe-box iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 920px) {
  .hero-grid,
  .page-hero .hero-grid,
  .split,
  .two-col {
    grid-template-columns: 1fr;
  }

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

  .hero-media,
  .hero-media img {
    min-height: 420px;
  }

  .menu-toggle {
    display: inline-block;
  }

  .nav-links {
    position: absolute;
    top: 74px;
    left: 20px;
    right: 20px;
    display: none;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(12, 13, 28, 0.98);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a {
    border-radius: var(--radius);
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

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

  .hero {
    padding-top: 34px;
  }

  .hero-copy {
    padding: 24px;
  }

  .hero-media,
  .hero-media img {
    min-height: 330px;
  }

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