/* ==========================================================================
   GoodDispatcher.com - Core Theme Stylesheet
   Design System: USA Flag Palette (Navy, Crimson Red, White, Slate, Gold)
   Target: Ultra-fast Google PageSpeed, WCAG AA Accessibility, Fully Responsive
   ========================================================================== */

/* --- Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--slate-900);
  background-color: var(--off-white);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* --- Container & Layout --- */
.gd-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.gd-section {
  padding: 5rem 0;
}

.gd-section-sm {
  padding: 3rem 0;
}

.gd-bg-navy {
  background-color: var(--navy-primary);
  color: var(--white);
}

.gd-bg-dark {
  background-color: var(--navy-dark);
  color: var(--white);
}

.gd-bg-light {
  background-color: var(--off-white);
}

.gd-bg-white {
  background-color: var(--white);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--navy-primary);
}

.gd-bg-navy h1, .gd-bg-navy h2, .gd-bg-navy h3, .gd-bg-navy h4,
.gd-bg-dark h1, .gd-bg-dark h2, .gd-bg-dark h3, .gd-bg-dark h4 {
  color: var(--white);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.85rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

.gd-text-gradient {
  background: linear-gradient(135deg, var(--white) 0%, var(--slate-300) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gd-text-red { color: var(--red-primary) !important; }
.gd-text-gold { color: var(--gold-accent) !important; }
.gd-text-navy { color: var(--navy-primary) !important; }

.gd-section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem;
}

.gd-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gd-badge-red {
  background-color: rgba(217, 4, 41, 0.12);
  color: var(--red-primary);
  border: 1px solid rgba(217, 4, 41, 0.3);
}

.gd-badge-navy {
  background-color: rgba(11, 30, 61, 0.1);
  color: var(--navy-primary);
  border: 1px solid rgba(11, 30, 61, 0.2);
}

.gd-badge-gold {
  background-color: rgba(245, 158, 11, 0.15);
  color: #B45309;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* --- Buttons & Action Links --- */
.gd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.gd-btn-primary {
  background-color: var(--red-primary);
  color: var(--white);
  box-shadow: var(--shadow-red);
}

.gd-btn-primary:hover {
  background-color: var(--red-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 25px -5px rgba(239, 35, 60, 0.5);
}

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

.gd-btn-navy:hover {
  background-color: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.gd-btn-outline {
  border: 2px solid var(--white);
  color: var(--white);
  background: transparent;
}

.gd-btn-outline:hover {
  background-color: var(--white);
  color: var(--navy-primary);
  transform: translateY(-2px);
}

.gd-btn-outline-navy {
  border: 2px solid var(--navy-primary);
  color: var(--navy-primary);
}

.gd-btn-outline-navy:hover {
  background-color: var(--navy-primary);
  color: var(--white);
}

/* --- Header Navigation & Topbar --- */
.gd-topbar {
  background-color: var(--navy-dark);
  color: var(--slate-300);
  font-size: 0.85rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.gd-topbar-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.gd-topbar-left, .gd-topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.gd-topbar-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.gd-topbar-item svg {
  color: var(--red-primary);
}

.gd-usa-flag-icon {
  width: 20px;
  height: 14px;
  border-radius: 2px;
}

.gd-badge-status-online {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.4);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.gd-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: gd-pulse 1.8s infinite;
}

@keyframes gd-pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.gd-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--navy-primary);
  border-bottom: 3px solid var(--red-primary);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.gd-header-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
  gap: 1.5rem;
}

.gd-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.03em;
  white-space: nowrap;
  flex-shrink: 0;
}

.gd-logo-emblem {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--red-primary) 0%, var(--navy-dark) 100%);
  border: 2px solid var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
}

.gd-logo-text {
  display: inline-block;
  white-space: nowrap;
  color: var(--white);
}

.gd-logo-text span.highlight {
  color: var(--red-primary);
}

.gd-nav-menu {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}

.gd-nav-link {
  color: var(--white);
  font-weight: 600;
  font-size: 0.925rem;
  white-space: nowrap;
  position: relative;
  padding: 0.4rem 0;
  display: inline-block;
}

.gd-nav-link:hover, .gd-nav-link.active {
  color: var(--red-hover);
}

.gd-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--red-primary);
  transition: var(--transition);
}

.gd-nav-link:hover::after, .gd-nav-link.active::after {
  width: 100%;
}

.gd-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.gd-header-btn {
  padding: 0.65rem 1.15rem !important;
  font-size: 0.875rem !important;
  white-space: nowrap !important;
  border-radius: 8px !important;
}

.gd-header-btn span {
  white-space: nowrap;
}

.gd-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  background: none;
  border: none;
  cursor: pointer;
}

.gd-menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

/* Mobile Nav Drawer */
.gd-mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--navy-dark);
  color: var(--white);
  z-index: 2000;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

.gd-mobile-drawer.open {
  right: 0;
}

.gd-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.gd-mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* --- Hero Section & Tracking Bar --- */
.gd-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(7, 18, 36, 0.92) 0%, rgba(11, 30, 61, 0.88) 100%),
              url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
  color: var(--white);
  padding: 6rem 0 8rem;
  overflow: hidden;
}

.gd-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
}

.gd-hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.gd-hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  line-height: 1.15;
}

.gd-hero-subtitle {
  font-size: 1.2rem;
  color: var(--slate-300);
  max-width: 600px;
}

/* Dynamic Tracking Widget Card */
.gd-hero-tracking-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

.gd-tracking-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.gd-input-group {
  display: flex;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid transparent;
  transition: var(--transition);
}

.gd-input-group:focus-within {
  border-color: var(--red-primary);
}

.gd-input-group input {
  flex: 1;
  padding: 1.1rem 1.25rem;
  font-size: 1.05rem;
  color: var(--navy-primary);
  font-weight: 600;
}

.gd-input-group input::placeholder {
  color: var(--slate-500);
  font-weight: 400;
}

.gd-tracking-samples {
  font-size: 0.85rem;
  color: var(--slate-300);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.gd-sample-code {
  background: rgba(255, 255, 255, 0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  color: var(--white);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

.gd-sample-code:hover {
  background: var(--red-primary);
}

/* --- Stats Ribbon --- */
.gd-stats-ribbon {
  background-color: var(--white);
  margin-top: -3.5rem;
  position: relative;
  z-index: 10;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-100);
  padding: 2.5rem;
}

.gd-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  text-align: center;
}

.gd-stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.gd-stat-number {
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--navy-primary);
  line-height: 1;
}

.gd-stat-label {
  font-size: 0.95rem;
  color: var(--slate-500);
  font-weight: 600;
}

/* --- Services Cards Grid --- */
.gd-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.gd-service-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--slate-200);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.gd-service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--navy-primary);
  transition: var(--transition);
}

.gd-service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--red-primary);
}

.gd-service-card:hover::before {
  background: var(--red-primary);
}

.gd-service-icon {
  width: 64px;
  height: 64px;
  background-color: rgba(11, 30, 61, 0.06);
  color: var(--navy-primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.gd-service-card:hover .gd-service-icon {
  background-color: var(--red-primary);
  color: var(--white);
}

.gd-service-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.gd-service-desc {
  color: var(--slate-700);
  margin-bottom: 1.5rem;
  font-size: 0.98rem;
}

.gd-service-features {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.gd-service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--slate-700);
}

.gd-service-feature-item svg {
  color: var(--red-primary);
  flex-shrink: 0;
}

/* --- USA Network Map & Coverage --- */
.gd-network-section {
  background: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy-primary) 100%);
  color: var(--white);
  position: relative;
}

.gd-network-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.gd-hubs-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.gd-hub-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem;
  border-radius: var(--radius);
  transition: var(--transition);
}

.gd-hub-card:hover {
  background: rgba(217, 4, 41, 0.15);
  border-color: var(--red-primary);
}

.gd-hub-city {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gd-hub-city svg {
  color: var(--red-primary);
}

.gd-hub-role {
  font-size: 0.85rem;
  color: var(--slate-300);
}

/* --- Public Tracking Timeline Styles --- */
.gd-tracking-portal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
  overflow: hidden;
  margin-top: 2rem;
}

.gd-tracking-header {
  background: var(--navy-primary);
  color: var(--white);
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.gd-tracking-number {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 0.05em;
}

.gd-tracking-timeline {
  padding: 3rem 2rem;
  display: flex;
  justify-content: space-between;
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.gd-tracking-timeline::before {
  content: '';
  position: absolute;
  top: 4.25rem;
  left: 10%;
  width: 80%;
  height: 4px;
  background-color: var(--slate-200);
  z-index: 1;
}

.gd-timeline-step {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  width: 20%;
}

.gd-timeline-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--white);
  border: 3px solid var(--slate-300);
  color: var(--slate-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  transition: var(--transition);
}

.gd-timeline-step.completed .gd-timeline-icon {
  background-color: var(--navy-primary);
  border-color: var(--navy-primary);
  color: var(--white);
}

.gd-timeline-step.active .gd-timeline-icon {
  background-color: var(--red-primary);
  border-color: var(--red-primary);
  color: var(--white);
  box-shadow: 0 0 0 6px rgba(217, 4, 41, 0.2);
}

.gd-timeline-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy-primary);
}

.gd-timeline-date {
  font-size: 0.8rem;
  color: var(--slate-500);
}

.gd-tracking-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  background-color: var(--off-white);
  border-top: 1px solid var(--slate-200);
}

.gd-detail-box {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.gd-detail-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--slate-500);
  letter-spacing: 0.05em;
}

.gd-detail-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy-primary);
}

/* --- Forms & Modals --- */
.gd-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.gd-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.gd-form-group.full-width {
  grid-column: span 2;
}

.gd-form-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy-primary);
}

.gd-form-input, .gd-form-select, .gd-form-textarea {
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-300);
  background-color: var(--white);
  font-size: 1rem;
  transition: var(--transition);
}

.gd-form-input:focus, .gd-form-select:focus, .gd-form-textarea:focus {
  border-color: var(--red-primary);
  box-shadow: 0 0 0 3px rgba(217, 4, 41, 0.15);
}

.gd-form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Modal Popup */
.gd-modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(7, 18, 36, 0.85);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.gd-modal.open {
  opacity: 1;
  visibility: visible;
}

.gd-modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.gd-modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--navy-primary);
}

.gd-modal-close:hover {
  background-color: var(--red-primary);
  color: var(--white);
}

/* --- Footer --- */
.gd-footer {
  background-color: var(--navy-dark);
  color: var(--slate-300);
  padding: 5rem 0 2rem;
  border-top: 4px solid var(--red-primary);
}

.gd-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 4rem;
}

.gd-footer-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.gd-footer-title {
  color: var(--white);
  font-size: 1.2rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.gd-footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 3px;
  background-color: var(--red-primary);
}

.gd-footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.gd-footer-links a {
  color: var(--slate-300);
  font-size: 0.95rem;
}

.gd-footer-links a:hover {
  color: var(--white);
  padding-left: 5px;
}

.gd-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
}

/* --- Responsive Rules --- */
@media (max-width: 1180px) {
  .gd-nav-menu, .gd-nav-actions .gd-btn {
    display: none !important;
  }
  
  .gd-menu-toggle {
    display: flex !important;
  }

  .gd-hero-grid, .gd-network-grid {
    grid-template-columns: 1fr;
  }

  .gd-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .gd-topbar-left {
    display: none;
  }
  
  .gd-hubs-list {
    grid-template-columns: 1fr;
  }
  
  .gd-form-grid {
    grid-template-columns: 1fr;
  }
  
  .gd-form-group.full-width {
    grid-column: span 1;
  }
  
  .gd-footer-grid {
    grid-template-columns: 1fr;
  }
  
  .gd-tracking-timeline {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }
  
  .gd-tracking-timeline::before {
    display: none;
  }
  
  .gd-timeline-step {
    width: 100%;
    flex-direction: row;
    text-align: left;
  }
}