/* ============================================
   DENERTEK — Header Component Styles
   ============================================ */

:root {
  --blue-dark:   #002C5B;
  --blue-mid:    #008ECF;
  --blue-navy:   #004383;
  --orange:      #F66A00;
  --yellow:      #FFB800;
  --white:       #FFFFFF;
  --gray-dark:   #505050;
  --gray-light:  #F0F0F0;
  --header-h:    70px;
  --topbar-h:    36px;
  --transition:  0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- TOPBAR ---- */
.header-topbar {
  background: var(--blue-dark);
  height: var(--topbar-h);
  border-bottom: 1px solid rgba(0,140,207,0.2);
  overflow: hidden;
  transition: height var(--transition), opacity var(--transition);
}

.header-topbar.hidden {
  height: 0;
  opacity: 0;
}

.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 12px;
  font-family: 'Century Gothic', 'Futura', 'Trebuchet MS', sans-serif;
  letter-spacing: 0.03em;
  transition: color var(--transition);
}

.topbar-link:hover { color: var(--orange); }
.topbar-link svg { flex-shrink: 0; opacity: 0.7; }

.topbar-right { display: flex; align-items: center; }

.topbar-location {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.55);
  font-size: 11.5px;
  font-family: 'Century Gothic', 'Futura', 'Trebuchet MS', sans-serif;
  letter-spacing: 0.05em;
}

.topbar-location svg { opacity: 0.6; }

/* ---- NAVBAR ---- */
.navbar {
  height: var(--header-h);
  background: rgba(0,44,91,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,140,207,0.15);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), height var(--transition);
}

.navbar.scrolled {
  background: rgba(0,44,91,0.99);
  box-shadow: 0 4px 24px rgba(0,0,0,0.35);
  height: 64px;
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo */
.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity var(--transition);
}

.nav-logo:hover { opacity: 0.88; }

.logo-desktop {
  height: 52px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(246,106,0,0.15));
}

.logo-mobile { display: none; }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  display: block;
  padding: 8px 14px;
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-family: 'Century Gothic', 'Futura', 'Trebuchet MS', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  position: relative;
  transition: color var(--transition), background var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: calc(100% - 20px);
  height: 2px;
  background: var(--orange);
  border-radius: 2px;
  transition: transform var(--transition);
}

.nav-link:hover { color: #fff; }
.nav-link:hover::after { transform: translateX(-50%) scaleX(1); }
.nav-link.active { color: var(--orange); }
.nav-link.active::after { transform: translateX(-50%) scaleX(1); }

/* CTA Button */
.nav-actions { display: flex; align-items: center; gap: 12px; }

.btn-quote {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--orange);
  color: #fff;
  text-decoration: none;
  font-family: 'Century Gothic', 'Futura', 'Trebuchet MS', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  box-shadow: 0 2px 12px rgba(246,106,0,0.3);
}

.btn-quote:hover {
  background: #e05e00;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(246,106,0,0.45);
}

.btn-quote svg { transition: transform var(--transition); }
.btn-quote:hover svg { transform: translateX(3px); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
  transform-origin: center;
}

.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); }

/* ---- MOBILE ---- */
@media (max-width: 1024px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85vw);
    height: 100vh;
    background: var(--blue-dark);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 90px 24px 32px;
    transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
    box-shadow: -8px 0 40px rgba(0,0,0,0.4);
    z-index: 999;
    border-left: 1px solid rgba(0,140,207,0.2);
  }

  .nav-links.open { right: 0; }

  .nav-link {
    width: 100%;
    padding: 14px 0;
    font-size: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    border-radius: 0;
  }

  .nav-link::after { bottom: 0; width: 100%; left: 0; transform: scaleX(0); transform-origin: left; }
  .nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }

  .hamburger { display: flex; z-index: 1001; }

  .logo-desktop { height: 44px; }
}

@media (max-width: 640px) {
  .topbar-left { gap: 12px; }
  .topbar-link:last-child { display: none; }
  .logo-mobile { display: block; height: 40px; width: auto; object-fit: contain; }
  .logo-desktop { display: none; }
  .btn-quote span { display: none; }
  .btn-quote { padding: 10px 12px; }
}