/* ===== Header ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h); background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--border);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow); }

.header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  display: flex; align-items: center; gap: 12px;
  font-size: 20px; font-weight: 700; color: var(--text);
}
.logo-img {
  width: 40px; height: 40px; border-radius: 8px;
  background: var(--primary); display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 18px;
}
.logo-text { line-height: 1.2; }
.logo-text small { display: block; font-size: 11px; font-weight: 400; color: var(--text-light); }

/* Nav */
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 8px 16px; border-radius: 6px; font-size: 15px; font-weight: 500;
  color: var(--text); transition: all var(--transition);
}
.nav a:hover, .nav a.active { color: var(--primary); background: var(--primary-light); }

/* Header CTA */
.header-cta {
  display: flex; align-items: center; gap: 16px;
}
.header-phone {
  display: flex; align-items: center; gap: 6px;
  font-size: 15px; font-weight: 600; color: var(--primary);
}
.header-phone:hover { color: var(--accent); }

/* Mobile Toggle */
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 40px; height: 40px; padding: 8px;
}
.nav-toggle span {
  display: block; width: 100%; height: 2px; background: var(--text);
  margin: 5px 0; border-radius: 1px; transition: all var(--transition);
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 16px 24px;
    box-shadow: var(--shadow); transform: translateY(-100%);
    opacity: 0; visibility: hidden; transition: all var(--transition);
  }
  .nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav a { width: 100%; padding: 12px 16px; }
  .header-cta { display: none; }
}