/* /public/css/header.css */

/* ===========================
   MOBILE-FIRST HEADER & NAV
   Clean, Minimal, Amazing
   =========================== */

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(139, 95, 191, 0.1);
  transition: all var(--transition-base);
  will-change: transform, background-color;
}

.main-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(139, 95, 191, 0.1);
  border-bottom-color: rgba(139, 95, 191, 0.15);
}

/* ===========================
   HEADER CONTAINER
   =========================== */

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width-container);
  margin: 0 auto;
  padding: 0 var(--spacing-4);
  height: 70px;
  transition: height var(--transition-base);
}

.main-header.scrolled .nav-container {
  height: 60px;
}

/* ===========================
   LOGO SECTION
   =========================== */

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  text-decoration: none;
  transition: transform var(--transition-fast);
  z-index: var(--z-modal);
}

.nav-logo:hover {
  transform: scale(1.02);
}

.logo-img {
  height: 36px;
  width: auto;
  transition: all var(--transition-base);
}

.main-header.scrolled .logo-img {
  height: 32px;
}

.logo-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all var(--transition-base);
  font-weight: var(--font-weight-bold);
}

/* Hide logo text on mobile */
@media (max-width: 639px) {
  .logo-text {
    display: none;
  }
}

/* ===========================
   NAVIGATION ACTIONS
   =========================== */

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  z-index: var(--z-modal);
}

/* Desktop-only elements */
.desktop-only {
  display: none;
}

/* Language Toggle (Desktop) */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  text-decoration: none;
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.lang-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(139, 95, 191, 0.05);
}

.lang-toggle::before {
  content: '🌐';
  font-size: var(--font-size-xs);
}

/* CTA Button (Desktop) */
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-3) var(--spacing-5);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(139, 95, 191, 0.25);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: none;
}

.nav-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-base);
}

.nav-cta:hover::before {
  left: 100%;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(139, 95, 191, 0.35);
}

/* ===========================
   MENU TOGGLE BUTTON
   =========================== */

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-800);
  background: transparent;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  padding: var(--spacing-3) var(--spacing-5);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
}

.menu-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(139, 95, 191, 0.05);
  transform: translateY(-1px);
}

.menu-toggle:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.menu-toggle.active {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(139, 95, 191, 0.1);
}

.menu-text {
  font-weight: var(--font-weight-medium);
}

/* ===========================
   SLIDE-OUT NAVIGATION DRAWER
   =========================== */

.nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: calc(var(--z-modal) + 10);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow) cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.nav-drawer.active {
  pointer-events: all;
  opacity: 1;
  visibility: visible;
}

/* Backdrop */
.nav-drawer-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.nav-drawer.active .nav-drawer-backdrop {
  opacity: 1;
}

/* Slide Panel */
.nav-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 400px;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.95) 100%);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  box-shadow: -10px 0 50px rgba(0, 0, 0, 0.15);
  transform: translateX(100%);
  transition: transform var(--transition-slow) cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow-y: auto;
}

.nav-drawer.active .nav-drawer-panel {
  transform: translateX(0);
}

/* ===========================
   DRAWER CONTENT
   =========================== */

.nav-drawer-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--spacing-6);
}

/* Close Button */
.nav-drawer-close {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(139, 95, 191, 0.1);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
}

.nav-drawer-close:hover {
  background: rgba(139, 95, 191, 0.2);
  transform: scale(1.1);
}

.close-icon {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
  line-height: 1;
}

/* Drawer Logo */
.drawer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-8);
  margin-top: var(--spacing-6);
}

.drawer-logo-img {
  height: 40px;
  width: auto;
}

.drawer-logo-text {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   DRAWER NAVIGATION
   =========================== */

.drawer-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.drawer-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-800);
  text-decoration: none;
  padding: var(--spacing-4) var(--spacing-5);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateX(30px);
  animation: slideInDrawer 0.5s ease-out forwards;
  position: relative;
  overflow: hidden;
}

@keyframes slideInDrawer {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.drawer-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 95, 191, 0.1), transparent);
  transition: left var(--transition-base);
}

.drawer-link:hover::before {
  left: 100%;
}

.drawer-link:hover,
.drawer-link.active {
  color: var(--color-primary);
  background: rgba(139, 95, 191, 0.08);
  transform: translateX(5px);
}

.drawer-link.active {
  background: rgba(139, 95, 191, 0.15);
  box-shadow: inset 4px 0 0 var(--color-primary);
}

.link-icon {
  font-size: var(--font-size-xl);
  width: 24px;
  text-align: center;
}

.link-text {
  font-weight: var(--font-weight-medium);
}

/* ===========================
   DRAWER ACTIONS
   =========================== */

.drawer-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-6);
  border-top: 1px solid rgba(139, 95, 191, 0.2);
}

/* Language Toggle in Drawer */
.drawer-lang-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  text-decoration: none;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.drawer-lang-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(139, 95, 191, 0.05);
}

.lang-icon {
  font-size: var(--font-size-lg);
}

.lang-text {
  font-weight: var(--font-weight-medium);
}

/* CTA Button in Drawer */
.drawer-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--spacing-4) var(--spacing-6);
  text-decoration: none;
  box-shadow: 0 8px 30px rgba(139, 95, 191, 0.3);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.drawer-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-base);
}

.drawer-cta:hover::before {
  left: 100%;
}

.drawer-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 40px rgba(139, 95, 191, 0.4);
}

/* ===========================
   DRAWER FOOTER
   =========================== */

.drawer-footer {
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-4);
  border-top: 1px solid rgba(139, 95, 191, 0.15);
}

.contact-info {
  margin-bottom: var(--spacing-4);
}

.contact-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-link:hover {
  color: var(--color-primary);
}

.contact-icon {
  font-size: var(--font-size-lg);
}

.social-links {
  display: flex;
  gap: var(--spacing-3);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  font-size: var(--font-size-lg);
  text-decoration: none;
  border-radius: var(--radius-lg);
  background: rgba(139, 95, 191, 0.1);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: rgba(139, 95, 191, 0.2);
  transform: translateY(-2px);
}

/* ===========================
   ANNOUNCEMENTS BAR
   =========================== */

.announcements-bar {
  background: linear-gradient(135deg, var(--color-primary-extra-light) 0%, rgba(139, 95, 191, 0.08) 100%);
  border-bottom: 1px solid rgba(139, 95, 191, 0.15);
  padding: var(--spacing-3) 0;
  /* margin-top: 70px; */
  animation: slideDown 0.6s ease-out;
}

.main-header.scrolled + .announcements-bar {
  margin-top: 60px;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.announcements-container {
  max-width: var(--max-width-container);
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

.announcement-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  text-align: center;
}

.announcement-icon {
  font-size: var(--font-size-base);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.announcement-text {
  font-weight: var(--font-weight-medium);
}

.announcement-title {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

/* ===========================
   DESKTOP STYLES
   =========================== */

@media (min-width: 768px) {
  .nav-container {
    padding: 0 var(--spacing-6);
  }
  
  .nav-actions {
    gap: var(--spacing-6);
  }
  
  .desktop-only {
    display: flex;
  }
  
  .nav-drawer-panel {
    max-width: 450px;
  }
  
  .drawer-link {
    font-size: var(--font-size-xl);
    padding: var(--spacing-5) var(--spacing-6);
  }
  .logo-img {
    height: 60px;
    width: auto;
    transition: all var(--transition-base);
  }
}

@media (min-width: 1024px) {
  .nav-container {
    padding: 0 var(--spacing-8);
  }
  
  .nav-actions {
    gap: var(--spacing-8);
  }
}

/* ===========================
   ACCESSIBILITY & REDUCED MOTION
   =========================== */

@media (prefers-reduced-motion: reduce) {
  .nav-drawer,
  .nav-drawer-panel,
  .nav-drawer-backdrop {
    transition: none;
  }
  
  .drawer-link {
    animation: none;
    opacity: 1;
    transform: none;
  }
  
  .announcement-icon {
    animation: none;
  }
  
  .announcements-bar {
    animation: none;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .main-header {
    background: white;
    border-bottom: 2px solid black;
  }
  
  .nav-drawer-panel {
    background: white;
  }
}

/* ===========================
   PRINT STYLES
   =========================== */

@media print {
  .main-header,
  .nav-drawer,
  .announcements-bar {
    display: none;
  }
}