/* AeroGuatemala - Responsive Header Stylesheet */

:root {
  --primary-blue: #0891b2;
  --primary-blue-dark: #0e7490;
  --primary-blue-light: #22d3ee;
  --secondary-green: #059669;
  --secondary-gold: #d97706;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Poppins', var(--font-primary);
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font-primary); font-size: 1rem; line-height: 1.6; color: var(--gray-800); background-color: var(--white); }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 600; line-height: 1.2; color: var(--gray-900); }
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
p { margin-bottom: var(--spacing-md); }
a { color: var(--primary-blue); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--primary-blue-dark); }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-md); }
main { padding-top: 80px; }
@media (max-width: 768px) { main { padding-top: 65px; } }

.section { padding: var(--spacing-3xl) 0; }
.section-dark { background-color: var(--gray-900); color: var(--white); }
.section-light { background-color: var(--gray-50); }

.grid { display: grid; gap: var(--spacing-lg); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* HEADER & NAVIGATION */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  gap: var(--spacing-lg);
}

.logo { display: flex; align-items: center; gap: var(--spacing-sm); flex-shrink: 0; }
.logo img { height: 50px; width: auto; }
.logo-text { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; color: var(--gray-900); }
.logo-text span { color: var(--primary-blue); }

.nav { display: flex; align-items: center; gap: var(--spacing-lg); }
.nav-links { display: flex; list-style: none; gap: var(--spacing-md); }
.nav-links a { color: var(--gray-700); font-weight: 500; padding: var(--spacing-sm) 0; position: relative; white-space: nowrap; }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background-color: var(--primary-blue); transition: width var(--transition-normal); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 0.75rem; margin-left: auto; flex-wrap: nowrap; }
.lang-switch { display: flex; gap: var(--spacing-xs); background-color: var(--gray-100); padding: 0.25rem; border-radius: var(--radius-md); }
.lang-btn { padding: 0.25rem 0.5rem; border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 500; color: var(--gray-600); transition: all var(--transition-fast); cursor: pointer; }
.lang-btn.active { background-color: var(--primary-blue); color: var(--white); }
.lang-btn:hover:not(.active) { background-color: var(--gray-200); }

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.mobile-menu-btn span { display: block; width: 24px; height: 2.5px; background-color: var(--gray-900); border-radius: 2px; transition: all var(--transition-fast); }
.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(9px, 9px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

@media (max-width: 1024px) { .nav-links { gap: var(--spacing-sm); } }

@media (min-width: 769px) and (max-width: 1200px) {
  .nav { gap: var(--spacing-md); }
  .nav-links { gap: var(--spacing-sm); font-size: 0.9rem; }
  .nav-actions { gap: var(--spacing-xs); }
  .lang-btn { font-size: 0.8rem; padding: 4px 8px; }
  .btn-sm { padding: 6px 12px; font-size: 0.7rem; }
}

@media (max-width: 768px) {
  .header { padding: 0; }
  .header-inner { padding: var(--spacing-md) 0; gap: var(--spacing-md); }
  .logo img { height: 40px; }
  .logo-text { font-size: 1.1rem; }
  .mobile-menu-btn { display: flex; order: 2; }
  
  .nav {
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal) ease;
    border-top: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
  }
  
  .nav.active { max-height: 500px; }
  .nav-links { flex-direction: column; width: 100%; gap: 0; padding: var(--spacing-md) 0; }
  .nav-links li { border-bottom: 1px solid var(--gray-100); }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links a { display: block; padding: var(--spacing-md); color: var(--gray-800); position: relative; }
  .nav-links a::after { display: none; }
  .nav-links a.active { background-color: var(--gray-100); color: var(--primary-blue); font-weight: 600; }
  .nav-actions { flex-direction: column; width: 100%; gap: var(--spacing-sm); padding: var(--spacing-md); border-top: 1px solid var(--gray-200); }
  .nav-actions .btn { width: 100%; justify-content: center; }
  .lang-switch { width: 100%; justify-content: center; margin-bottom: var(--spacing-sm); }
}

@media (max-width: 480px) {
  .header-inner { padding: var(--spacing-sm) 0; }
  .logo img { height: 35px; }
  .logo-text { font-size: 1rem; }
  .nav { max-height: 60vh; }
  .nav-links a { padding: var(--spacing-sm) var(--spacing-md); font-size: 0.95rem; }
  .nav-actions { padding: var(--spacing-sm); gap: var(--spacing-xs); }
  .nav-actions .btn { font-size: 0.8rem; padding: var(--spacing-xs) var(--spacing-md); }
}

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-lg); border-radius: var(--radius-md); font-family: var(--font-primary); font-weight: 500; font-size: 0.875rem; text-decoration: none; cursor: pointer; border: 2px solid transparent; transition: all var(--transition-fast); }
.btn-primary { background-color: var(--primary-blue); color: var(--white); }
.btn-primary:hover { background-color: var(--primary-blue-dark); color: var(--white); }
.btn-secondary { background-color: var(--white); color: var(--primary-blue); border-color: var(--primary-blue); }
.btn-secondary:hover { background-color: var(--primary-blue); color: var(--white); }
.btn-success { background-color: var(--success); color: var(--white); }
.btn-danger { background-color: var(--error); color: var(--white); }
.btn-lg { padding: var(--spacing-md) var(--spacing-xl); font-size: 1rem; }
.btn-sm { padding: var(--spacing-xs) var(--spacing-md); font-size: 0.75rem; }

/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%); overflow: hidden; }
.hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-size: cover; background-position: center; opacity: 0.3; }
.hero-content { position: relative; z-index: 10; max-width: 800px; }
.hero h1 { font-size: 3.5rem; color: var(--white); margin-bottom: var(--spacing-lg); }
.hero p { font-size: 1.25rem; color: var(--gray-300); margin-bottom: var(--spacing-xl); }
.hero-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
@media (max-width: 768px) { .hero h1 { font-size: 2.5rem; } .hero p { font-size: 1.1rem; } }

/* FORMS */
.form-group { margin-bottom: var(--spacing-lg); }
label { display: block; margin-bottom: var(--spacing-sm); font-weight: 500; color: var(--gray-700); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], input[type="tel"], textarea, select { width: 100%; padding: var(--spacing-md); border: 1px solid var(--gray-300); border-radius: var(--radius-md); font-family: var(--font-primary); font-size: 1rem; transition: all var(--transition-fast); }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--primary-blue); box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1); }
textarea { resize: vertical; min-height: 120px; }

/* ALERTS */
.alert { padding: var(--spacing-lg); border-radius: var(--radius-md); margin-bottom: var(--spacing-lg); }
.alert-success { background-color: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.alert-error { background-color: #fee2e2; color: #7f1d1d; border: 1px solid #fca5a5; }
.alert-warning { background-color: #fef3c7; color: #78350f; border: 1px solid #fcd34d; }
.alert-info { background-color: #dbeafe; color: #0c2340; border: 1px solid #93c5fd; }

/* FOOTER */
.footer { background-color: var(--gray-900); color: var(--gray-300); padding: var(--spacing-3xl) 0 var(--spacing-lg); margin-top: var(--spacing-3xl); }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-2xl); margin-bottom: var(--spacing-2xl); }
.footer-section h3 { color: var(--white); margin-bottom: var(--spacing-lg); }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: var(--spacing-sm); }
.footer-section a { color: var(--gray-400); transition: color var(--transition-fast); }
.footer-section a:hover { color: var(--white); }
.footer-bottom { padding-top: var(--spacing-lg); border-top: 1px solid var(--gray-800); display: flex; justify-content: space-between; align-items: center; font-size: 0.875rem; }
.footer-bottom-links { display: flex; gap: var(--spacing-lg); }
.footer-bottom-links a { color: var(--gray-400); }
@media (max-width: 992px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 576px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; gap: var(--spacing-md); text-align: center; } }

/* UTILITIES */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary-blue); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }
.text-muted { color: var(--gray-500); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.d-none { display: none; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.align-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* ANIMATIONS */
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.5s ease forwards; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
.pulse { animation: pulse 2s ease-in-out infinite; }

.spinner { width: 40px; height: 40px; border: 3px solid var(--gray-200); border-top-color: var(--primary-blue); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* MODAL */
.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(0, 0, 0, 0.5); display: flex; align-items: center; justify-content: center; z-index: 2000; opacity: 0; visibility: hidden; transition: all var(--transition-normal); }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal { background-color: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); max-width: 500px; width: 90%; max-height: 90vh; overflow-y: auto; }
.modal-header { padding: var(--spacing-lg); border-bottom: 1px solid var(--gray-200); display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 1.25rem; margin: 0; }
.modal-close { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--gray-500); }
.modal-body { padding: var(--spacing-lg); }
.modal-footer { padding: var(--spacing-lg); border-top: 1px solid var(--gray-200); display: flex; justify-content: flex-end; gap: var(--spacing-sm); }
/* =====================================================
   AUTH PAGES STYLES (Login, Register, Forgot Password)
   ===================================================== */

/* Auth Page Layout */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
  padding: 2rem 1rem;
}

.auth-card {
  background: white;
  border-radius: 1rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  padding: 2.5rem;
  width: 100%;
  max-width: 450px;
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header .logo {
  display: inline-block;
  margin-bottom: 1.5rem;
}

.auth-header h1 {
  font-size: 2rem;
  color: #111827;
  margin-bottom: 0.5rem;
}

.auth-header p {
  color: #6b7280;
  font-size: 0.95rem;
}

/* Form Controls */
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 1rem;
  transition: all 150ms ease;
  background-color: white;
}

.form-control:focus {
  outline: none;
  border-color: #0891b2;
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.form-control:disabled {
  background-color: #f3f4f6;
  cursor: not-allowed;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #374151;
  font-size: 0.95rem;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
}

.form-check input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
  accent-color: #0891b2;
}

.form-check span {
  font-size: 0.95rem;
  color: #4b5563;
}

/* Auth Footer */
.auth-footer {
  text-align: center;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.auth-footer p {
  color: #6b7280;
  font-size: 0.95rem;
  margin: 0;
}

.auth-footer a {
  color: #0891b2;
  font-weight: 500;
  text-decoration: none;
  transition: color 150ms ease;
}

.auth-footer a:hover {
  color: #0e7490;
  text-decoration: underline;
}

/* Lang Switch in Auth Pages */
.auth-card .lang-switch {
  display: inline-flex;
  gap: 0.5rem;
  background-color: #f3f4f6;
  padding: 0.375rem;
  border-radius: 0.5rem;
}

.auth-card .lang-switch a {
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #6b7280;
  text-decoration: none;
  transition: all 150ms ease;
}

.auth-card .lang-switch a.active {
  background-color: #0891b2;
  color: white;
}

.auth-card .lang-switch a:hover:not(.active) {
  background-color: #e5e7eb;
  color: #374151;
}

/* Form Row (for multi-column forms) */
.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

/* Select Dropdown */
select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 12px;
  padding-right: 2.5rem;
}

/* Textarea */
textarea.form-control {
  resize: vertical;
  min-height: 120px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Helper Text */
.form-help {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 0.375rem;
  display: block;
}

.form-error {
  font-size: 0.875rem;
  color: #ef4444;
  margin-top: 0.375rem;
  display: block;
}

/* Password Strength Indicator */
.password-strength {
  display: flex;
  gap: 0.375rem;
  margin-top: 0.5rem;
}

.password-strength span {
  height: 4px;
  flex: 1;
  background-color: #e5e7eb;
  border-radius: 2px;
  transition: background-color 150ms ease;
}

.password-strength.weak span:nth-child(1) {
  background-color: #ef4444;
}

.password-strength.medium span:nth-child(1),
.password-strength.medium span:nth-child(2) {
  background-color: #f59e0b;
}

.password-strength.strong span {
  background-color: #10b981;
}

/* Loading State */
.btn.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive Design for Auth Pages */
@media (max-width: 576px) {
  .auth-card {
    padding: 1.5rem;
  }
  
  .auth-header h1 {
    font-size: 1.5rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .form-control {
    font-size: 16px; /* Prevents zoom on iOS */
  }
}

/* Success Message in Auth Pages */
.auth-success {
  background-color: #d1fae5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.auth-success i {
  font-size: 3rem;
  color: #10b981;
  margin-bottom: 0.5rem;
}

/* Auth Link */
.auth-link {
  color: #0891b2;
  text-decoration: none;
  font-weight: 500;
  transition: color 150ms ease;
}

.auth-link:hover {
  color: #0e7490;
  text-decoration: underline;
}

/* Input with Icon */
.input-group {
  position: relative;
}

.input-group .form-control {
  padding-left: 2.75rem;
}

.input-group-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: #9ca3af;
  pointer-events: none;
}

/* Toggle Password Visibility */
.password-toggle {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #6b7280;
  cursor: pointer;
  padding: 0.25rem;
  transition: color 150ms ease;
}

.password-toggle:hover {
  color: #0891b2;
}