/* =============================================
   LAYOUT
   ============================================= */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: top 0.2s;
}
.skip-link:focus {
  top: var(--space-4);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--legal {
  max-width: var(--max-width-legal);
}

.container--narrow {
  max-width: var(--max-width-prose);
}

/* =============================================
   HEADER
   ============================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 18, 34, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-dark);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--space-8);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.logo-mark {
  height: 28px;
  width: auto;
  flex-shrink: 0;
}

.logo-text {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.03em;
  color: #FFFFFF;
  transition: color var(--transition);
}

.site-logo:hover .logo-text {
  color: var(--color-primary-hover);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(255,255,255,0.75);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: #FFFFFF;
  background: rgba(255,255,255,0.08);
}

.nav-link--cta {
  margin-left: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  font-weight: var(--weight-semibold);
}

.nav-link--cta:hover {
  background: var(--color-primary-hover);
  color: #FFFFFF;
}

/* =============================================
   FLAG LANGUAGE SWITCHER
   ============================================= */

.lang-flag {
  width: 22px;
  height: 16px;
  border-radius: 2px;
  display: block;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.lang-switcher {
  position: relative;
  margin-left: var(--space-2);
}

.lang-switcher__btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}

.lang-switcher__btn:hover {
  background: rgba(255,255,255,0.08);
}

.lang-switcher__caret {
  width: 10px;
  height: 6px;
  color: rgba(255,255,255,0.5);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.lang-switcher__btn[aria-expanded="true"] .lang-switcher__caret {
  transform: rotate(180deg);
}

.lang-switcher__drop {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--color-navy-mid);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-1);
  min-width: 120px;
  z-index: 200;
}

.lang-switcher__drop.is-open {
  display: block;
}

.lang-switcher__opt.is-current {
  display: none;
}

.lang-switcher__opt {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.lang-switcher__opt:hover {
  background: rgba(255,255,255,0.08);
  color: #FFFFFF;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: rgba(255,255,255,0.08);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   FOOTER
   ============================================= */

.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.65);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  border-top: 1px solid transparent;
  border-image: linear-gradient(90deg, var(--color-primary) 0%, transparent 60%) 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border-dark);
}

.footer-logo {
  display: inline-block;
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: #FFFFFF;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-3);
}

.footer-tagline {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  max-width: 320px;
  margin-bottom: var(--space-4);
}

.footer-heading {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-4);
}

.footer-nav ul,
.footer-legal ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav a,
.footer-legal a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

.footer-nav a:hover,
.footer-legal a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-top: var(--space-8);
}

.footer-company,
.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
}

/* =============================================
   SECTIONS
   ============================================= */

.section {
  padding-block: var(--space-20);
}

.section--alt {
  background: var(--color-off-white);
}

.section--dark {
  background: var(--color-navy);
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-label--light {
  color: var(--color-accent);
}

.section-heading {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section-heading--light {
  color: #FFFFFF;
}

.section-intro {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
}

.section-intro--light {
  color: rgba(255,255,255,0.65);
}

.section-cta {
  margin-top: var(--space-10);
}

/* =============================================
   CTA SECTION
   ============================================= */

.section--cta {
  position: relative;
  background: var(--gradient-hero);
  text-align: center;
  padding-block: var(--space-24);
  overflow: hidden;
}

.section--cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 50% 70% at 50% 50%,
    var(--color-primary-dim) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.section--cta .container {
  position: relative;
  z-index: 1;
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-navy);
    border-top: 1px solid var(--color-border-dark);
    padding: var(--space-4);
    gap: var(--space-1);
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    border-radius: var(--radius-md);
  }

  .nav-link--cta {
    margin-left: 0;
    text-align: center;
    margin-top: var(--space-2);
    border-radius: var(--radius-md);
  }

  .lang-switcher {
    margin-left: 0;
    border-top: 1px solid var(--color-border-dark);
    margin-top: var(--space-2);
    padding-top: var(--space-3);
  }

  .lang-switcher__btn {
    display: none;
  }

  .lang-switcher__drop {
    position: static;
    display: flex;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    min-width: 0;
    gap: var(--space-2);
  }

  .lang-switcher__opt.is-current {
    display: flex;
    opacity: 0.45;
  }

  .lang-switcher__opt {
    padding: var(--space-2);
  }

  .lang-switcher__opt span {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .section {
    padding-block: var(--space-12);
  }

  .section--cta {
    padding-block: var(--space-16);
  }

  .container {
    padding-inline: var(--space-4);
  }
}

@media (max-width: 480px) {
  .section {
    padding-block: var(--space-10);
  }
}

/* =============================================
   COOKIE BANNER
   ============================================= */

.cookie-banner {
  position: fixed;
  bottom: 0;
  inset-inline: 0;
  z-index: 1000;
  background: var(--color-navy-mid);
  border-top: 1px solid var(--color-border-dark);
  padding-block: var(--space-4);
  padding-inline: var(--space-6);
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.cookie-banner.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.cookie-banner__inner {
  max-width: var(--max-width);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.cookie-banner__text {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  margin: 0;
}

.cookie-banner__link {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .cookie-banner__inner {
    flex-direction: column;
    text-align: center;
  }
}