/* ===== Top Bar ===== */
.topbar {
  background: var(--dark-teal-deep);
  height: var(--topbar-height);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
  z-index: 1001;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  font-family: var(--font-ui);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}
.topbar__left {
  display: flex;
  gap: var(--space-lg);
}
.topbar__left span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s var(--ease);
}
.topbar__left span:hover { color: rgba(255,255,255,0.8); }
.topbar__left i { color: var(--orange); font-size: 11px; }
.topbar__phone {
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.5px;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.topbar__phone i { font-size: 12px; }
.topbar__phone:hover { color: var(--peach); text-shadow: 0 0 20px rgba(246,156,82,0.3); }

/* ===== Header ===== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--dark-teal);
  transition: all 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(13,33,35,0.88);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: 0 4px 30px rgba(0,0,0,0.25), 0 1px 0 rgba(246,156,82,0.06);
  border-bottom-color: rgba(255,255,255,0.04);
}
.header__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  transition: transform 0.3s var(--ease);
}
.header__logo:hover { transform: scale(1.02); }

.header__logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--orange), #e8873a);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 16px;
  box-shadow: 0 4px 16px rgba(246,156,82,0.35);
  transition: all 0.3s var(--ease);
  position: relative;
}
/* Subtle ring around logo icon */
.header__logo-icon::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 13px;
  border: 1px solid rgba(246,156,82,0.2);
  transition: border-color 0.3s var(--ease);
}
.header__logo:hover .header__logo-icon { box-shadow: 0 6px 24px rgba(246,156,82,0.45); transform: rotate(-5deg); }
.header__logo:hover .header__logo-icon::after { border-color: rgba(246,156,82,0.4); }

.header__logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--white);
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* Nav */
.header__nav { display: flex; align-items: center; gap: 2px; }
.header__link {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  position: relative;
}
/* Animated underline */
.header__link::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--orange);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
  transform: translateX(-50%);
}
.header__link:hover { color: var(--white); background: rgba(255,255,255,0.05); }
.header__link:hover::after { width: 20px; }
.header__link.is-active { color: var(--orange); }
.header__link.is-active::after { width: 20px; opacity: 0.6; }

.header__cta {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--orange), var(--orange-hover));
  color: var(--white);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  margin-left: var(--space-md);
  position: relative;
  overflow: hidden;
}
.header__cta i { margin-right: 2px; font-size: 11px; }
/* Shimmer sweep */
.header__cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transition: left 0.5s var(--ease);
}
.header__cta:hover::before { left: 100%; }
.header__cta:hover {
  background: linear-gradient(135deg, var(--orange-hover), var(--orange-deep));
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(246,156,82,0.45);
}

/* Mobile Toggle */
.header__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 10;
}
.header__toggle span {
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.4s var(--ease-out);
  transform-origin: center;
}
.header__toggle.is-active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.header__toggle.is-active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header__toggle.is-active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* ===== Mobile Nav — Full-Screen Overlay ===== */
@media (max-width: 900px) {
  .topbar__left { display: none; }
  .header__toggle { display: flex; }
  .header__nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, var(--dark-teal-deep) 0%, var(--dark-teal) 50%, rgba(13,33,35,0.98) 100%);
    flex-direction: column;
    padding: calc(var(--header-height) + var(--topbar-height) + var(--space-xl)) var(--space-lg) var(--space-xl);
    gap: var(--space-xs);
    overflow-y: auto;
    z-index: -1;
  }
  .header__nav.is-open {
    display: flex;
    animation: mobileNavIn 0.4s var(--ease-out) forwards;
  }
  .header__nav.is-open .header__link,
  .header__nav.is-open .header__cta {
    animation: mobileNavLinkIn 0.4s var(--ease-out) forwards;
    opacity: 0;
  }
  .header__nav.is-open .header__link:nth-child(1) { animation-delay: 0.08s; }
  .header__nav.is-open .header__link:nth-child(2) { animation-delay: 0.13s; }
  .header__nav.is-open .header__link:nth-child(3) { animation-delay: 0.18s; }
  .header__nav.is-open .header__link:nth-child(4) { animation-delay: 0.23s; }
  .header__nav.is-open .header__link:nth-child(5) { animation-delay: 0.28s; }
  .header__nav.is-open .header__link:nth-child(6) { animation-delay: 0.33s; }
  .header__nav.is-open .header__cta { animation-delay: 0.4s; }

  .header__link, .header__cta {
    width: 100%;
    text-align: center;
    padding: 18px;
    font-size: 17px;
    border-radius: var(--radius-sm);
  }
  .header__link::after { display: none; }
  .header__link:hover { background: rgba(246,156,82,0.06); }
  .header__cta {
    margin-left: 0;
    margin-top: var(--space-lg);
    padding: 20px;
    font-size: 16px;
    border-radius: var(--radius-md);
  }

  /* Decorative element in mobile nav */
  .header__nav::before {
    content: "";
    position: fixed;
    top: 30%;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(246,156,82,0.06) 0%, transparent 70%);
    pointer-events: none;
  }
}

@keyframes mobileNavIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes mobileNavLinkIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}