/* Root Variables and Base Styles - Clean Professional Theme */
:root {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  font-weight: 400;
  color-scheme: light;
  
  /* Color Variables */
  --primary-blue: #2563eb;
  --primary-green: #10b981;
  --dark-blue: #1e3a8a;
  --light-blue: #dbeafe;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--white);
  color: var(--gray-800);
  font-family: var(--font-family);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--dark-blue);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--gray-600);
}

/* Links */
a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--dark-blue);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
  min-height: 44px; /* Touch-friendly minimum */
}

.btn-primary {
  background: var(--primary-blue);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--dark-blue);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-800);
  border: 1px solid var(--gray-200);
}

.btn-secondary:hover {
  background: var(--gray-200);
}

.btn-success {
  background: var(--primary-green);
  color: var(--white);
}

.btn-success:hover {
  background: #059669;
}

.btn-danger {
  background: #ef4444;
  color: var(--white);
}

.btn-danger:hover {
  background: #dc2626;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Announcement Bar */
.announcement-bar {
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-green));
  color: var(--white);
  padding: var(--spacing-sm) 0;
  overflow: hidden;
  position: relative;
}

.announcement-content {
  white-space: nowrap;
  animation: scroll 25s linear infinite;
}

@keyframes scroll {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

.announcement-text {
  font-size: 0.875rem;
  font-weight: 500;
}

/* Header */
.header {
  background: var(--white) !important;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000; /* make sure this is LESS than .announcement-bar */
  border-bottom: 1px solid var(--gray-200);
}

.navbar {
  padding: var(--spacing-md) 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
}

.logo i {
  font-size: 1.75rem;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  margin: 0;
  padding: 0;
}

.nav-menu a {
  color: var(--gray-600);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav-menu a:hover {
  color: var(--primary-blue);
  background: var(--gray-50);
}

.help-btn {
  background: var(--primary-green) !important;
  color: var(--white) !important;
}

.help-btn:hover {
  background: #059669 !important;
}

.auth-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.pickup-btn, .admin-btn, .agent-btn {
  font-size: 0.875rem;
  padding: var(--spacing-sm) var(--spacing-md);
  min-height: 44px;
}

.pickup-btn {
  background: var(--primary-green);
  color: var(--white);
}

.admin-btn {
  background: #ef4444;
  color: var(--white);
}

.agent-btn {
  background: var(--primary-blue);
  color: var(--white);
}

/* Mobile Menu */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-sm);
  gap: 4px;
}

.hamburger span {
  width: 24px;
  height: 3px;
  background: var(--gray-800);
  transition: 0.3s;
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  color: var(--gray-600);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cta-btn {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1rem;
  border-radius: var(--radius-xl);
  min-height: 48px;
}

.cta-btn.secondary {
  background: var(--white);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.cta-btn.secondary:hover {
  background: var(--primary-blue);
  color: var(--white);
}

/* Sections */
.tracking-section, .services-section, .why-choose-section, .contact-section {
  padding: var(--spacing-2xl) 0;
}

.tracking-section {
  background: var(--gray-50);
}

.tracking-section h2, .services-section h2, .why-choose-section h2, .contact-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--dark-blue);
}

/* Tracking Form */
.tracking-form {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.tracking-form input {
  flex: 1;
  min-width: 250px;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: border-color 0.2s ease;
  min-height: 48px;
}

.tracking-form input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.tracking-form button {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--primary-blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  min-height: 48px;
  white-space: nowrap;
}

.tracking-form button:hover {
  background: var(--dark-blue);
}

.tracking-result {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: none;
}

.tracking-result.show {
  display: block;
}

/* Services Grid */
.services-grid, .benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.service-card, .benefit-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
  border: 1px solid var(--gray-100);
}

.service-card:hover, .benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.service-card i, .benefit-card i {
  color: var(--primary-blue);
  margin-bottom: var(--spacing-md);
  font-size: 2.5rem;
}

.service-card h3, .benefit-card h3 {
  color: var(--dark-blue);
  margin-bottom: var(--spacing-md);
}

.service-card p, .benefit-card p {
  color: var(--gray-600);
}

/* Fleet Showcase */
.fleet-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.fleet-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.fleet-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.fleet-item i {
  color: var(--primary-blue);
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.fleet-item span {
  color: var(--gray-600);
  font-weight: 500;
  text-align: center;
  font-size: 0.875rem;
}

/* Contact Section */
.contact-grid {
  max-width: 800px;
  margin: 0 auto;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

.contact-item:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
}

.contact-item i {
  color: var(--primary-blue);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item span {
  color: var(--gray-800);
  font-weight: 500;
}

/* Terms Section */
.terms-section {
  background: var(--gray-50);
  padding: var(--spacing-2xl) 0;
}

.terms-section h3 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.terms-content {
  max-width: 900px;
  margin: 0 auto;
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.terms-content p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.terms-content strong {
  color: var(--primary-blue);
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
  color: var(--gray-300);
  transition: color 0.2s ease;
}

.footer-section ul li a:hover {
  color: var(--white);
}

.footer-section p {
  color: var(--gray-400);
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--gray-800);
  color: var(--gray-400);
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  background: var(--white);
  margin: 5% auto;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 500px;
  position: relative;
  box-shadow: var(--shadow-xl);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-content h2 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--primary-blue);
}

.modal-content form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.modal-content input {
  padding: var(--spacing-md);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: border-color 0.2s ease;
  min-height: 48px;
}

.modal-content input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.modal-content button {
  padding: var(--spacing-md);
  background: var(--primary-blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  min-height: 48px;
}

.modal-content button:hover {
  background: var(--dark-blue);
}

.close {
  position: absolute;
  right: var(--spacing-lg);
  top: var(--spacing-lg);
  color: var(--gray-400);
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}

.close:hover {
  color: var(--gray-600);
}

/* Messages */
.message {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.message.success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.message.error {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

/* Loading */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--gray-200);
  border-radius: 50%;
  border-top-color: var(--primary-blue);
  animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  /* Typography adjustments */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }
  
  .hero h1 { font-size: 2.5rem; }
  .hero p { font-size: 1.125rem; }
  
  /* Container padding */
  .container {
    padding: 0 var(--spacing-md);
  }
  
  /* Header mobile */
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 100%;
    flex-direction: column;
    background: var(--white);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg) 0;
    gap: 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-menu li {
    margin: var(--spacing-sm) 0;
    width: 100%;
  }
  
  .nav-menu a {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    width: 100%;
  }
  
  /* Auth buttons mobile */
  .auth-buttons {
    width: 100%;
    justify-content: center;
    margin-top: var(--spacing-md);
  }
  
  .auth-buttons button, .pickup-btn {
    flex: 1;
    min-width: 120px;
  }
  
  /* Hero mobile */
  .hero {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-btn {
    width: 100%;
    max-width: 300px;
  }
  
  /* Tracking form mobile */
  .tracking-form {
    flex-direction: column;
  }
  
  .tracking-form input {
    min-width: auto;
    width: 100%;
  }
  
  .tracking-form button {
    width: 100%;
  }
  
  /* Grids mobile */
  .services-grid, .benefits-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .fleet-showcase {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .contact-info {
    grid-template-columns: 1fr;
  }
  
  /* Modal mobile */
  .modal-content {
    margin: 10% auto;
    width: 95%;
    padding: var(--spacing-lg);
  }
  
  /* Footer mobile */
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  /* Sections mobile */
  .tracking-section, .services-section, .why-choose-section, .contact-section, .terms-section {
    padding: var(--spacing-xl) 0;
  }
}

@media (max-width: 480px) {
  /* Extra small screens */
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .hero {
    padding: var(--spacing-lg) 0;
  }
  
  .service-card, .benefit-card {
    padding: var(--spacing-lg);
  }
  
  .fleet-showcase {
    grid-template-columns: 1fr;
  }
  
  .auth-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .auth-buttons button, .pickup-btn {
    width: 100%;
  }
  
  .announcement-text {
    font-size: 0.75rem;
  }
  
  .nav-container {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  
  .logo {
    font-size: 1.25rem;
  }
}

/* Print styles */
@media print {
  .header, .footer, .floating-elements, .hamburger {
    display: none;
  }
  
  body {
    background: var(--white);
    color: var(--gray-900);
  }
}

/* Focus styles for accessibility */
button:focus, input:focus, select:focus, textarea:focus, a:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.grid { display: grid; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-badge.pending {
  background: #fef3c7;
  color: #92400e;
}

.status-badge.in_transit {
  background: #dbeafe;
  color: #1e40af;
}

.status-badge.delivered {
  background: #d1fae5;
  color: #065f46;
}

.status-badge.cancelled {
  background: #fee2e2;
  color: #991b1b;
}

/* Form elements */
input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

input:disabled, select:disabled, textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Browser compatibility */
input, select, textarea, button {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

/* Ensure proper touch targets on mobile */
@media (max-width: 768px) {
  button, input, select, textarea, a {
    min-height: 44px;
  }
  
  .btn {
    min-height: 44px;
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --gray-200: #000000;
    --gray-600: #000000;
    --gray-800: #000000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}