/* Valentina Palagina — Static Site */
:root {
  --gold: #c8a86e;
  --gold-light: #e8d5a8;
  --dark: #1a1a2e;
  --darker: #0f0f1e;
  --text: #e0e0e0;
  --text-muted: #999;
  --bg: #111125;
  --card-bg: rgba(255,255,255,0.04);
  --card-border: rgba(200,168,110,0.3);
  --section-gap: 100px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: Georgia, 'Times New Roman', serif;
  background: var(--darker);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── i18n ── */
[data-lang="en"] .ru, [data-lang="ru"] .en { display: none; }

/* ── Header / Nav ── */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(15,15,30,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(200,168,110,0.15);
}
nav { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; max-width: 1200px; margin: 0 auto; }
.nav-logo {
  font-size: 1.15rem; font-weight: 700; color: var(--gold); text-decoration: none; letter-spacing: 1px;
}
.nav-links { display: flex; gap: 28px; list-style: none; align-items: center; }
.nav-links a {
  color: var(--text-muted); text-decoration: none; font-size: 0.9rem;
  letter-spacing: 0.5px; transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown > a { cursor: pointer; }
.nav-dropdown > a::after { content: ' ▾'; font-size: 0.7em; }
.nav-dropdown-menu {
  display: none; position: absolute; top: 100%; left: -12px;
  background: rgba(15,15,30,0.97); border: 1px solid rgba(200,168,110,0.15);
  border-radius: 0 0 4px 4px; min-width: 180px; z-index: 200;
  padding: 8px 0;
}
/* Invisible bridge to prevent hover gap */
.nav-dropdown::after {
  content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 12px;
  display: none;
}
.nav-dropdown:hover::after { display: block; }
.nav-dropdown-menu a {
  display: block; padding: 8px 20px; white-space: nowrap;
}
.nav-dropdown-menu a:hover { background: rgba(200,168,110,0.08); }
.nav-dropdown:hover .nav-dropdown-menu { display: block; }

.lang-switch {
  background: none; border: 1px solid var(--card-border); color: var(--gold);
  padding: 4px 10px; font-size: 0.8rem; cursor: pointer; border-radius: 3px;
  font-family: inherit; letter-spacing: 0.5px; transition: all 0.2s;
}
.lang-switch:hover { background: var(--gold); color: var(--darker); }

.nav-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.5rem; cursor: pointer; }

/* ── Hero ── */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 24px 80px;
  background: linear-gradient(180deg, var(--darker) 0%, var(--bg) 100%);
}
.hero-content { max-width: 700px; }
.hero-label {
  font-size: 0.95rem; color: var(--gold); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 16px;
}
.hero h1 { font-size: 3.5rem; color: #fff; font-weight: 700; margin-bottom: 12px; }
.hero h2 { font-size: 1.1rem; color: var(--text-muted); font-weight: 400; line-height: 1.6; margin-bottom: 32px; }
.hero-cta {
  display: inline-block; padding: 14px 36px; border: 1px solid var(--gold);
  color: var(--gold); text-decoration: none; font-size: 0.9rem; letter-spacing: 1px;
  transition: all 0.3s; border-radius: 2px;
}
.hero-cta:hover { background: var(--gold); color: var(--darker); }

/* ── Sections ── */
section { padding: var(--section-gap) 0; }
section:nth-child(even) { background: var(--bg); }

.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.2rem; color: #fff; margin-bottom: 8px; }
.section-title .sub { font-size: 0.9rem; color: var(--gold); letter-spacing: 2px; text-transform: uppercase; }
.section-title p { color: var(--text-muted); max-width: 700px; margin: 16px auto 0; font-size: 1rem; }

/* ── About ── */
.about-text { max-width: 800px; margin: 0 auto; font-size: 1.05rem; color: var(--text); text-align: center; }

/* ── Cards Grid ── */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.card {
  background: var(--card-bg); border-left: 3px solid var(--gold);
  padding: 32px 28px; border-radius: 4px; transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(200,168,110,0.08); }
.card h3 { color: var(--gold); font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* ── Stats ── */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; text-align: center; }
.stat-number { font-size: 2.8rem; color: var(--gold); font-weight: 700; }
.stat-label { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }

/* ── Timeline ── */
.timeline { max-width: 700px; margin: 0 auto; position: relative; padding-left: 32px; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--card-border); }
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-item::before {
  content: ''; position: absolute; left: -37px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--gold); border: 2px solid var(--darker);
}
.timeline-item h3 { color: var(--gold); font-size: 1rem; margin-bottom: 6px; }
.timeline-item p { color: var(--text-muted); font-size: 0.95rem; }

/* ── Reviews ── */
.reviews { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.review { background: var(--card-bg); padding: 32px 28px; border-radius: 4px; border-top: 2px solid var(--gold); }
.review-text { font-style: italic; color: var(--text); margin-bottom: 16px; font-size: 0.95rem; }
.review-author { color: var(--gold); font-weight: 700; font-size: 0.95rem; }
.review-role { color: var(--text-muted); font-size: 0.85rem; }

/* ── Book ── */
.book-section { display: flex; gap: 48px; align-items: flex-start; flex-wrap: wrap; }
.book-info { flex: 1; min-width: 300px; }
.book-info h3 { color: #fff; font-size: 1.4rem; margin-bottom: 16px; }
.book-info p { color: var(--text-muted); font-size: 1rem; margin-bottom: 20px; }
.book-links { display: flex; flex-wrap: wrap; gap: 12px; }
.book-links a {
  display: inline-block; padding: 10px 24px; border: 1px solid var(--gold);
  color: var(--gold); text-decoration: none; font-size: 0.9rem;
  transition: all 0.3s; border-radius: 2px;
}
.book-links a:hover { background: var(--gold); color: var(--darker); }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 32px; }
.contact-item h3 { color: var(--gold); font-size: 0.95rem; margin-bottom: 8px; letter-spacing: 1px; text-transform: uppercase; }
.contact-item p { color: var(--text); font-size: 1rem; }
.contact-item a { color: var(--gold); text-decoration: none; }
.contact-item a:hover { text-decoration: underline; }

/* ── Publications page ── */
.pub-card {
  background: var(--card-bg); border-left: 3px solid var(--gold);
  padding: 36px 32px; border-radius: 4px; margin-bottom: 32px;
}
.pub-card h3 { color: #fff; font-size: 1.25rem; margin-bottom: 16px; }
.pub-meta { display: flex; flex-wrap: wrap; gap: 24px; margin-bottom: 16px; }
.pub-meta-item { font-size: 0.85rem; }
.pub-meta-item .label { color: var(--text-muted); }
.pub-meta-item .value { color: var(--text); }
.pub-card .desc { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 16px; }
.pub-card .pub-link {
  display: inline-block; color: var(--gold); text-decoration: none; font-size: 0.9rem;
  border-bottom: 1px solid transparent; transition: border-color 0.2s;
}
.pub-card .pub-link:hover { border-color: var(--gold); }

/* ── Press page ── */
.press-card {
  background: var(--card-bg); border-left: 3px solid var(--gold);
  padding: 36px 32px; border-radius: 4px; margin-bottom: 32px;
}
.press-card h3 { color: #fff; font-size: 1.25rem; margin-bottom: 4px; }
.press-card .press-outlet { color: var(--gold); font-size: 0.95rem; margin-bottom: 12px; }
.press-card .press-meta { display: flex; flex-wrap: wrap; gap: 24px; margin-bottom: 16px; font-size: 0.85rem; }
.press-card .press-meta .label { color: var(--text-muted); }
.press-card .press-meta .value { color: var(--text); }
.press-card .desc { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 16px; }
.press-card .press-link {
  display: inline-block; color: var(--gold); text-decoration: none; font-size: 0.9rem;
  border-bottom: 1px solid transparent; transition: border-color 0.2s;
}
.press-card .press-link:hover { border-color: var(--gold); }

/* ── Footer ── */
footer {
  padding: 48px 0; text-align: center;
  border-top: 1px solid rgba(200,168,110,0.15);
  background: var(--darker);
}
.footer-social { margin-bottom: 20px; }
.footer-social a {
  display: inline-block; margin: 0 12px; color: var(--text-muted);
  text-decoration: none; font-size: 0.9rem; transition: color 0.2s;
}
.footer-social a:hover { color: var(--gold); }
.footer-copy { color: var(--text-muted); font-size: 0.85rem; }

/* ── Page header (subpages) ── */
.page-header {
  padding: 140px 0 60px; text-align: center;
  background: linear-gradient(180deg, var(--darker) 0%, var(--bg) 100%);
}
.page-header h1 { font-size: 2.6rem; color: #fff; margin-bottom: 8px; }
.page-header .sub { color: var(--gold); font-size: 0.95rem; letter-spacing: 2px; }
.page-header p { color: var(--text-muted); max-width: 700px; margin: 16px auto 0; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.4rem; }
  .section-title h2 { font-size: 1.7rem; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: rgba(15,15,30,0.97); padding: 24px; gap: 16px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-dropdown::after { display: none !important; }
  .nav-dropdown-menu {
    position: static; display: none; border: none; margin-top: 8px;
    padding: 0 0 0 16px; background: transparent; min-width: auto;
  }
  .nav-dropdown-menu a { padding: 6px 0; }
  .nav-dropdown:hover .nav-dropdown-menu { display: none; }
  .nav-dropdown.open-mobile .nav-dropdown-menu { display: block !important; }
  .book-section { flex-direction: column; align-items: center; }
  .cards { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  section { padding: 60px 0; }
  :root { --section-gap: 60px; }
}