:root {
  color-scheme: light dark;
  font-size: 16px;
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--body-bg, #f5f8fb);
  color: var(--body-color, #152230);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

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

header {
  position: relative;
  overflow: hidden;
  background: var(--hero-background, #071324);
  background-size: cover;
  background-position: center;
  background-attachment: var(--hero-attachment, scroll);
}

.hero {
  position: relative;
  min-height: clamp(60vh, 70vh, 80vh);
  padding: 20vh 6vw 10vh;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  gap: 3rem;
  color: var(--hero-color, #fff);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--hero-overlay, rgba(8, 22, 39, 0.65));
  z-index: 0;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.8rem, 4vw + 1rem, 4.6rem);
  margin: 0 0 1rem;
}

.hero p {
  max-width: 52ch;
  margin-bottom: 2rem;
}

.hero-media {
  display: grid;
  gap: 1rem;
}

.hero-badges {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-figure {
  border-radius: 20px;
  overflow: hidden;
}

.hero-figure figcaption {
  font-size: 0.85rem;
  margin-top: 0.6rem;
  color: rgba(255, 255, 255, 0.75);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-size: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary {
  background: var(--accent, #00a2ff);
  color: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.18);
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.btn:hover {
  transform: translateY(-2px);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.8rem 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: var(--nav-bg, rgba(8, 22, 39, 0.82));
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  align-items: center;
  font-weight: 500;
}

.lang-switcher {
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.18);
  color: inherit;
}

main section {
  padding: clamp(4rem, 6vw, 6rem) 6vw;
}

.section-title {
  font-size: clamp(1.8rem, 2.6vw + 1rem, 3rem);
  margin: 0 0 2rem;
}

.section-lead {
  max-width: 58ch;
  margin-bottom: 2.5rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

.columns-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.columns-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  position: relative;
  padding: 1.8rem;
  background: var(--card-bg, #ffffff);
  border-radius: 18px;
  box-shadow: var(--card-shadow, 0 24px 60px rgba(15, 35, 54, 0.12));
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px rgba(8, 22, 39, 0.18);
}

.card img {
  border-radius: 14px;
}

.card h3 {
  margin: 1rem 0 0.6rem;
  font-size: 1.3rem;
}

.timeline {
  display: grid;
  gap: 1.5rem;
  border-left: 2px solid var(--accent, #00a2ff);
  padding-left: 1.6rem;
}

.timeline-item {
  position: relative;
  padding-left: 0.6rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.1rem;
  top: 0.4rem;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  background: var(--accent, #00a2ff);
  box-shadow: 0 0 0 4px rgba(0, 162, 255, 0.18);
}

.news-list {
  display: grid;
  gap: 1.5rem;
}

.news-item {
  display: grid;
  gap: 0.5rem;
  padding: 1.4rem 1.6rem;
  background: rgba(255, 255, 255, 0.65);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.contact-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.contact-card {
  padding: 1.8rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.footer-note {
  text-align: center;
  padding: 2rem 6vw 4rem;
  font-size: 0.95rem;
  color: rgba(21, 34, 48, 0.7);
}

.admin-note {
  margin-top: 2rem;
  padding: 1.8rem;
  border-radius: 16px;
  border: 1px dashed rgba(21, 34, 48, 0.35);
  background: rgba(255, 255, 255, 0.75);
}

.lang-switcher option {
  color: #111;
}

.menu-toggle {
  display: none;
  border: none;
  background: transparent;
  color: inherit;
  font-size: 1.6rem;
}

@media (max-width: 900px) {
  .navbar {
    padding: 0.8rem 5vw;
  }
  .nav-links {
    position: absolute;
    inset: 100% 0 auto auto;
    flex-direction: column;
    background: var(--nav-bg, rgba(8, 22, 39, 0.92));
    padding: 1.4rem 1.6rem;
    border-radius: 14px;
    margin-top: 0.6rem;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: var(--transition);
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .menu-toggle {
    display: inline-flex;
  }
}

@media (max-width: 600px) {
  .hero {
    padding-top: 16vh;
  }
}

.section-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.section-list li {
  padding-left: 1.6rem;
  position: relative;
}

.section-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent, #00a2ff);
}