/* ==========================================================================
   SHARED HEADER SYSTEM
   ========================================================================== */

/* Header Root Variables (ensure these exist for Tailwind and other pages) */
:root {
  --brand-blue: #2699A6;
  --brand-blue-hover: #24A6A6;
  --brand-blue-light: rgba(38, 153, 166, 0.12);
  --brand-blue-glow: rgba(38, 153, 166, 0.35);

  --bg-card: #ffffff;
  --bg-body: #f8fafc;
  --text-title: #0f172a;
  --text-main: #334155;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.05);
  --transition-speed: 0.35s;

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Poppins', sans-serif;
}

[data-theme="dark"] {
  --bg-card: #10141f;
  --bg-body: #07090e;
  --text-title: #f8fafc;
  --text-main: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #1e293b;
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   HEADER & THEME TOGGLE
   ========================================================================== */
.header-wireframe {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: padding var(--transition-speed) ease, background-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease, transform var(--transition-speed) ease;
  font-family: var(--font-body);
}

.header-wireframe.header-hidden {
  transform: translateY(-100%);
}

[data-theme="dark"] .header-wireframe {
  background-color: rgba(7, 9, 14, 0.85);
}

.header-wireframe.scrolled {
  padding: 10px 0;
  background-color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .header-wireframe.scrolled {
  background-color: rgba(7, 9, 14, 0.8);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.logo-container {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 20px;
}

.logo-container img {
  height: 38px;
  object-fit: contain;
  transition: transform var(--transition-speed);
}

.logo-container img:hover {
  transform: scale(1.03);
}

.nav-container {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: center;
  margin: 0 30px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 550;
  font-size: 0.95rem;
  transition: all var(--transition-speed);
  position: relative;
  padding: 5px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--brand-blue);
  text-shadow: 0 0 10px var(--brand-blue-glow);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--brand-blue);
  transition: width var(--transition-speed) ease;
  box-shadow: 0 0 8px var(--brand-blue);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* ==========================================================================
   DROPDOWN MENU STYLES
   ========================================================================== */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dropdown-icon {
  transition: transform var(--transition-speed) ease;
  margin-top: 2px;
}

.dropdown:hover .dropdown-icon {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--bg-card);
  min-width: 220px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-speed) ease;
  z-index: 100;
  list-style: none;
  margin: 0;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  padding: 0;
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-speed);
}

.dropdown-menu a::after {
  display: none;
}

.dropdown-menu a:hover {
  background-color: var(--brand-blue-light);
  color: var(--brand-blue);
  padding-left: 25px;
}

.mobile-quote-container {
  display: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.hamburger-btn {
  display: none;
}

/* Currency Switcher in Header */
.currency-switcher {
  display: inline-flex;
  align-items: center;
}

.mobile-currency-container {
  display: none;
}

.desktop-only {
  display: inline-flex;
}

.currency-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 20px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-title);
  transition: all var(--transition-speed);
}

.currency-btn:hover {
  border-color: var(--brand-blue);
  background-color: var(--brand-blue-light);
}

.currency-label {
  transition: color var(--transition-speed);
}

.currency-label.active {
  color: var(--brand-blue);
}

.currency-label:not(.active) {
  color: var(--text-muted);
}

.currency-divider {
  color: var(--border-color);
  margin: 0 2px;
}

/* Theme Switcher Button */
.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border-color);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-title);
  transition: all var(--transition-speed);
}

.theme-toggle-btn:hover {
  border-color: var(--brand-blue);
  background-color: var(--brand-blue-light);
  color: var(--brand-blue);
}

.theme-toggle-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

/* Hide sun in light theme, hide moon in dark theme */
[data-theme="dark"] .sun-icon { display: block; stroke: #ffffff !important; }
[data-theme="dark"] .moon-icon { display: none; }
.sun-icon { display: none; }
.moon-icon { display: block; }

/* Desktop Quote Btn (If used inside header) */
.desktop-quote-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-speed);
  border: none;
  background-color: var(--brand-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--brand-blue-glow);
}

.desktop-quote-btn:hover {
  background-color: var(--brand-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--brand-blue-glow);
}

/* ==========================================================================
   HEADER BUTTONS (Isolated to prevent conflicts)
   ========================================================================== */
.header-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-speed);
  border: none;
  gap: 10px;
  text-decoration: none;
}
.header-btn-primary {
  background: linear-gradient(135deg, var(--brand-blue), #24A6A6);
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(38, 153, 166, 0.3);
}
.header-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(38, 153, 166, 0.4);
  color: #ffffff !important;
}