/* ============================================================
   RADIO ALPINE — Header & Navigation
   assets/css/header.css
   ============================================================ */

/* ── Header principal ── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(13, 27, 42, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: var(--border-glacier);
}

/* ── Logo ── */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.12em;
  color: var(--white);
  line-height: 1;
  display: block;
}

.logo-sub {
  font-size: 0.62rem;
  letter-spacing: 0.35em;
  color: var(--glacier);
  text-transform: uppercase;
  line-height: 1;
  display: block;
}

/* ── Navigation desktop ── */
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

nav.main-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--storm);
  transition: color var(--transition-fast);
}

nav.main-nav a:hover { color: var(--white); }

/* ── Badge En Direct ── */

.live-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(200, 169, 110, 0.12);
  border: 1px solid var(--gold);
  border-radius: 2rem;
  padding: 0.35rem 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  cursor: pointer;
  transition: background var(--transition-normal);
}

.live-badge:hover { background: rgba(200, 169, 110, 0.22); }

.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #E85D5D;
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

/* ── Menu hamburger (mobile) ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--snow);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Menu mobile overlay ── */

.mobile-nav {
  display: none;
  position: fixed;
  top: 60px; left: 0; right: 0;
  background: rgba(13, 27, 42, 0.97);
  backdrop-filter: blur(16px);
  border-bottom: var(--border-glacier);
  flex-direction: column;
  padding: 1.5rem;
  gap: 0;
  z-index: 99;
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--storm);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(90, 143, 168, 0.1);
  transition: color var(--transition-fast);
}

.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--white); }