/* ============================================
   SkyRouteCargo – Professional 3D Shipping Website
   ============================================ */

:root {
  --bg-deep: #0a0e17;
  --bg-card: #111827;
  --bg-elevated: #1a2332;
  --bg-hover: #243044;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.15);

  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-glow: rgba(59, 130, 246, 0.35);
  --accent: #06b6d4;
  --accent-2: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Orbitron', sans-serif;

  --header-h: 72px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img { max-width: 100%; display: block; }

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Loader ---------- */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s;
}

#loader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  text-align: center;
}

.loader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}

.loader-logo span {
  color: var(--primary);
}

.loader-bar {
  width: 220px;
  height: 3px;
  background: var(--bg-elevated);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto 1rem;
}

.loader-progress {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  animation: loadProgress 1.8s ease-in-out forwards;
}

@keyframes loadProgress {
  to { width: 100%; }
}

.loader-content p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ---------- Header ---------- */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10, 14, 23, 0.75);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}

#header.scrolled {
  background: rgba(10, 14, 23, 0.95);
  border-bottom-color: var(--border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
}

.logo-icon {
  color: var(--primary);
  font-size: 1.4rem;
}

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

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: var(--transition);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #1d4ed8);
  color: white;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), #1e40af);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 14, 23, 0.4) 0%,
    rgba(10, 14, 23, 0.7) 50%,
    rgba(10, 14, 23, 0.95) 100%
  );
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 80px 24px 120px;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--text);
}

.stat-suffix {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-indicator span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-strong);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  background: var(--primary);
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollBounce 1.5s infinite;
}

@keyframes scrollBounce {
  0%, 100% { opacity: 1; top: 8px; }
  50% { opacity: 0.4; top: 18px; }
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ---------- Track Section ---------- */
.track-section {
  background: linear-gradient(180deg, var(--bg-deep) 0%, #0d1320 100%);
}

.track-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}

.track-form .input-group {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.track-form input {
  flex: 1;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
}

.track-form input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.track-form input::placeholder {
  color: var(--text-dim);
}

.track-hints {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.hint-btn {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-weight: 500;
  padding: 0;
}

.hint-btn:hover {
  text-decoration: underline;
}

.track-result {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  animation: fadeUp 0.5s ease;
}

.track-result.hidden {
  display: none;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.track-status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.delivered {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success);
}

.status-badge.in-transit {
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary);
  border-color: rgba(59, 130, 246, 0.3);
}

.status-badge.pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.track-meta {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.track-meta .dot {
  margin: 0 8px;
  opacity: 0.5;
}

.track-progress {
  margin-bottom: 36px;
}

.progress-bar {
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 20px;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 3px;
  transition: width 1s ease;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.progress-step {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.progress-step.active {
  color: var(--primary);
  font-weight: 600;
}

.progress-step.done {
  color: var(--success);
}

.track-details-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.detail-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.detail-card h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.detail-card p {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.detail-card small {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.timeline {
  margin-bottom: 36px;
}

.timeline-item {
  display: flex;
  gap: 16px;
  padding-bottom: 24px;
  position: relative;
}

.timeline-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 28px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 2px solid var(--border-strong);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
}

.timeline-item.done .timeline-dot {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

.timeline-item.current .timeline-dot {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.timeline-content h5 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.timeline-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.timeline-content time {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.track-map-placeholder {
  position: relative;
  height: 280px;
  background: var(--bg-elevated);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

#trackCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.map-overlay-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 30%, rgba(10, 14, 23, 0.6));
}

.map-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.map-overlay-text p {
  font-weight: 600;
}

.map-overlay-text small {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.4);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.service-icon.air { background: rgba(59, 130, 246, 0.15); }
.service-icon.ocean { background: rgba(6, 182, 212, 0.15); }
.service-icon.ground { background: rgba(245, 158, 11, 0.15); }
.service-icon.warehouse { background: rgba(139, 92, 246, 0.15); }

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.service-card > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.service-card ul {
  list-style: none;
  margin-bottom: 20px;
}

.service-card li {
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.service-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-size: 0.75rem;
}

.service-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--transition);
}

.service-link:hover {
  color: var(--accent);
}

/* ---------- Quote ---------- */
.quote-section {
  background: #0d1320;
}

.quote-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}

.quote-form .form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.quote-form .form-row:nth-child(2) {
  grid-template-columns: repeat(4, 1fr);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group select {
  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='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.quote-result {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  animation: fadeUp 0.5s ease;
}

.quote-result.hidden {
  display: none;
}

.quote-result h3 {
  margin-bottom: 20px;
  font-size: 1.25rem;
}

.rate-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.rate-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: border-color var(--transition);
  cursor: pointer;
}

.rate-card:hover,
.rate-card.selected {
  border-color: var(--primary);
}

.rate-card .rate-name {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.rate-card .rate-price {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--text);
}

.rate-card .rate-days {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 4px;
}

.quote-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

/* ---------- Features ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: border-color var(--transition);
}

.feature-item:hover {
  border-color: rgba(59, 130, 246, 0.35);
}

.feature-icon {
  font-size: 1.75rem;
  margin-bottom: 14px;
}

.feature-item h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.feature-item p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ---------- About ---------- */
.about-section {
  background: #0d1320;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin: 12px 0 20px;
  letter-spacing: -0.02em;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}

.about-highlights div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.about-highlights strong {
  font-size: 0.95rem;
}

.about-highlights span {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.globe-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.globe-placeholder {
  text-align: center;
  z-index: 1;
}

.globe-placeholder span {
  font-size: 4rem;
  display: block;
  margin-bottom: 12px;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.85; }
}

.globe-placeholder p {
  font-weight: 600;
  color: var(--text-muted);
}

/* ---------- Contact ---------- */
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow);
}

.contact-info h2 {
  font-size: 1.75rem;
  margin: 12px 0 16px;
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 28px;
}

.contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-list strong {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.contact-list a {
  color: var(--primary);
  font-weight: 500;
}

.contact-list a:hover {
  text-decoration: underline;
}

.contact-form .form-group {
  margin-bottom: 16px;
}

/* ---------- Footer ---------- */
.footer {
  background: #080b12;
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.9rem;
  margin-bottom: 16px;
  color: var(--text);
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 4px 0;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a:hover {
  color: var(--text-muted);
}

/* ---------- Modal ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow);
  animation: fadeUp 0.3s ease;
}

.modal-content.modal-lg {
  max-width: 560px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close:hover {
  color: var(--text);
}

.modal-content h2 {
  margin-bottom: 24px;
  font-size: 1.4rem;
}

.modal-content .form-group {
  margin-bottom: 16px;
}

.modal-footer-text {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 16px;
}

.modal-content .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 3000;
  opacity: 0;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.hidden {
  display: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid,
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .quote-form .form-row:nth-child(2) {
    grid-template-columns: repeat(2, 1fr);
  }

  .rate-cards {
    grid-template-columns: 1fr;
  }

  .about-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(10, 14, 23, 0.98);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-actions .btn-ghost {
    display: none;
  }

  .hero-content {
    padding: 60px 24px 100px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .track-card,
  .quote-card,
  .contact-card {
    padding: 24px;
  }

  .track-form .input-group {
    flex-direction: column;
  }

  .quote-form .form-row,
  .quote-form .form-row:nth-child(2),
  .modal-content .form-row {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .track-details-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}