/* Neon palette */
:root {
  --color1: #272646;
  --color2: #4f3e73;
  --color3: #8a61ab;
  --color4: #db8cf2;
  --color5: #ffc8f4;
  --bg-dark: #0f0e1a;
  --bg-card: rgba(39, 38, 70, 0.6);
  --text: #e8e4f0;
  --text-muted: #a89ec9;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-dark);
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: var(--color4);
  text-decoration: none;
  transition: color 0.2s, box-shadow 0.2s;
}

a:hover {
  color: var(--color5);
  text-decoration: underline;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(180deg, rgba(15,14,26,0.98) 0%, rgba(15,14,26,0.95) 100%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(219, 140, 242, 0.2);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color5);
}

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

.logo a:hover {
  text-decoration: none;
  text-shadow: 0 0 12px var(--color4);
}

/* Nav */
.nav-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
}

.nav-main a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
}

.nav-main a:hover {
  color: var(--color4);
  background: rgba(219, 140, 242, 0.1);
  text-decoration: none;
}

.lang-switch {
  display: flex;
  gap: 0.25rem;
}

.lang-switch a {
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.lang-switch a:hover,
.lang-switch a.active {
  color: var(--color4);
  background: rgba(219, 140, 242, 0.15);
  text-decoration: none;
}

/* Main content */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

.article-header {
  margin-bottom: 2rem;
}

.article-header h1 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  color: var(--color5);
  line-height: 1.25;
  margin: 0 0 0.5rem;
  text-shadow: 0 0 20px rgba(255, 200, 244, 0.3);
}

/* Blocks */
.block {
  margin-bottom: 2.5rem;
}

.block h2 {
  font-size: 1.35rem;
  color: var(--color4);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(219, 140, 242, 0.3);
}

.block h3 {
  font-size: 1.1rem;
  color: var(--color3);
  margin: 1.25rem 0 0.5rem;
}

.block p {
  margin: 0 0 1rem;
  color: var(--text);
}

.block ul, .block ol {
  margin: 0 0 1rem;
  padding-left: 1.5rem;
}

.block li {
  margin-bottom: 0.35rem;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid rgba(139, 97, 171, 0.4);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.card h3 {
  margin-top: 0;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
  border-radius: 10px;
  border: 1px solid rgba(139, 97, 171, 0.3);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th, td {
  padding: 0.6rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid rgba(139, 97, 171, 0.25);
}

th {
  background: rgba(79, 62, 115, 0.5);
  color: var(--color5);
  font-weight: 600;
}

tr:last-child td {
  border-bottom: none;
}

/* Images */
.content-img {
  max-width: 420px;
  margin: 1.25rem 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(219, 140, 242, 0.25);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.content-img img {
  width: 100%;
  height: auto;
}

/* FAQ */
.faq-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.faq-item {
  border: 1px solid rgba(139, 97, 171, 0.35);
  border-radius: 10px;
  margin-bottom: 0.5rem;
  overflow: hidden;
  background: var(--bg-card);
}

.faq-q {
  width: 100%;
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color4);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.faq-q:hover {
  background: rgba(219, 140, 242, 0.08);
}

.faq-q::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color3);
  flex-shrink: 0;
}

.faq-item.is-open .faq-q::after {
  content: '−';
}

.faq-a {
  padding: 0 1.25rem 1rem;
  display: none;
}

.faq-item.is-open .faq-a {
  display: block;
}

.faq-a p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding: 2rem 1.5rem;
  background: linear-gradient(0deg, rgba(39, 38, 70, 0.8) 0%, transparent 100%);
  border-top: 1px solid rgba(219, 140, 242, 0.2);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1rem;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-nav a:hover {
  color: var(--color4);
  text-decoration: none;
}

.footer-lang {
  margin-bottom: 1rem;
}

.footer-lang a {
  color: var(--text-muted);
  margin-right: 0.75rem;
  font-size: 0.9rem;
}

.copyright {
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.8;
}

/* Internal links in text */
.content-links {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background: rgba(79, 62, 115, 0.25);
  border-radius: 10px;
  border-left: 3px solid var(--color4);
}

.content-links p {
  margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-main {
    width: 100%;
  }

  .main-content {
    padding: 1.5rem 1rem 2rem;
  }

  th, td {
    padding: 0.5rem 0.6rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }

  .article-header h1 {
    font-size: 1.5rem;
  }
}