/* ═══════════════════════════════════════════
   RTM — header.css
═══════════════════════════════════════════ */

header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: #000000;
  transition: var(--transition);
}

header.scrolled {
  background: rgba(26,26,26,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.4);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header-logo img {
  height: 100px;
  width: auto;
  object-fit: contain;
  mix-blend-mode: lighten;
  position: relative;
  top: -5px;
}

/* Nav desktop */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  position: relative;
  transition: var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0; right: 0;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

/* Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header-tel {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-title);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.header-tel:hover {
  color: var(--orange);
}

.header-tel svg {
  color: var(--orange);
}

.header-cta {
  padding: 10px 20px;
  font-size: 0.75rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

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

/* Nav mobile */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0; bottom: 0;
  background: var(--charbon);
  z-index: 999;
  flex-direction: column;
  padding: 32px 24px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.nav-mobile.open {
  display: flex;
  transform: translateX(0);
}

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 32px;
}

.nav-mobile ul li {
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-mobile ul a {
  display: block;
  padding: 18px 0;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.nav-mobile ul a:hover,
.nav-mobile ul a:active {
  color: #E67E22 !important;
  padding-left: 8px;
}

.nav-mobile a:hover,
.nav-mobile a:active {
  color: #E67E22 !important;
}

.nav-mobile .mobile-tel {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--orange);
  text-decoration: none;
  margin-bottom: 24px;
}

.nav-mobile .phone-link:active {
  animation: shake 0.3s ease;
}

@keyframes shake {
  0%   { transform: translateX(0); }
  25%  { transform: translateX(-4px); }
  50%  { transform: translateX(4px); }
  75%  { transform: translateX(-4px); }
  100% { transform: translateX(0); }
}

.nav-mobile .btn {
  width: 100%;
  justify-content: center;
}

.nav-mobile .btn-primary:hover,
.nav-mobile .btn-primary:active {
  background: #D35400;
}