/* ============================================
   Navigation
   ============================================ */

/* Top banner */
.top-banner {
  background: var(--ink);
  text-align: center;
  padding: 0.45rem 2.5rem 0.45rem 1rem;
  position: relative;
}
.top-banner-link {
  color: rgba(255,255,255,0.9);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: 0.01em;
}
.top-banner-link:hover {
  color: #fff;
}
.top-banner-arrow {
  margin-left: 0.25rem;
}
.top-banner-close {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
}
.top-banner-close:hover {
  color: #fff;
}

.nav-accent { height: 0; }

nav {
  padding: 0 clamp(2rem, 5vw, 5vw);
  position: sticky; top: 0; z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}
nav.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--rule);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.nav-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center;
  padding: 1.75rem 0;
}

/* Logo */
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.15rem; font-weight: 700;
  text-decoration: none; letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 0.45rem;
  color: var(--white);
  transition: color 0.3s;
}
.nav-logo-icon { width: 22px; height: auto; flex-shrink: 0; }
.nav-logo .fox { color: var(--accent-orange); }
nav.scrolled .nav-logo { color: var(--ink); }

/* Links */
.nav-links {
  display: flex; align-items: center; gap: 1.75rem;
  margin-right: auto; margin-left: 2.5rem;
}
.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.82rem; font-weight: 400;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--white); }
nav.scrolled .nav-links a { color: var(--ink); }
nav.scrolled .nav-links a:hover { color: #000; }

.nav-spacer { flex: 1; }

/* Right side */
.nav-right { display: flex; align-items: center; gap: 1rem; }

/* Language toggle */
.lang-toggle {
  position: relative;
}
.lang-btn {
  display: flex; align-items: center; gap: 0.3rem;
  background: none; border: none; cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.82rem; font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 0; transition: color 0.3s;
}
.lang-btn:hover { color: var(--white); }
nav.scrolled .lang-btn { color: var(--body-text); }
nav.scrolled .lang-btn:hover { color: var(--ink); }
.lang-dropdown {
  display: none;
  position: absolute; top: calc(100% + 0.75rem); right: 0;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  overflow: hidden; min-width: 100px; z-index: 200;
}
.lang-toggle.open .lang-dropdown { display: block; }
.lang-option {
  display: block; padding: 0.6rem 1rem;
  font-family: var(--font-heading);
  font-size: 0.82rem; font-weight: 500;
  color: var(--body-text); text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.lang-option:hover { background: var(--section-bg); color: var(--ink); }
.lang-option.active { color: var(--blue); font-weight: 600; }

.nav-tag {
  font-size: 0.72rem; font-weight: 600; color: var(--muted);
  letter-spacing: 0.05em;
}
.nav-tag a { color: var(--blue); text-decoration: none; transition: color 0.2s; }
.nav-tag a:hover { color: #154068; }

.nav-login {
  font-family: var(--font-heading);
  font-size: 0.82rem; font-weight: 500;
  text-decoration: none; color: rgba(255,255,255,0.8);
  padding: 0.55rem 0;
  border: none;
  transition: all 0.3s;
}
.nav-login:hover { color: var(--white); }
nav.scrolled .nav-login { color: var(--body-text); }
nav.scrolled .nav-login:hover { color: var(--ink); }

.nav-separator {
  width: 1px; height: 18px;
  background: rgba(255,255,255,0.25);
  transition: background 0.3s;
}
nav.scrolled .nav-separator { background: var(--rule); }

.nav-cta {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--white); color: #111111;
  padding: 0.55rem 1.25rem; border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.82rem; font-weight: 500;
  text-decoration: none; transition: all 0.2s;
}
.nav-cta:hover { background: rgba(255,255,255,0.9); }
nav.scrolled .nav-cta { background: var(--blue); color: var(--white); }
nav.scrolled .nav-cta:hover { background: #1d5a8f; }