/* ============================================
   Pilot Flying J Office — Custom Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-300: #5eead4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0f766e;
  --teal-700: #0d9488;
  --teal-800: #115e59;
  --teal-900: #134e4a;
  --teal-950: #042f2e;

  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 20px 48px rgba(15, 23, 42, 0.16);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

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

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

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

body {
  font-family: var(--font-body);
  color: var(--slate-800);
  background: #ffffff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--slate-900);
}

/* --- Section System --- */
.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-600);
  background: var(--teal-50);
  border: 1px solid var(--teal-200);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 16px;
  color: var(--slate-900);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--slate-500);
  line-height: 1.7;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal-600);
  color: #ffffff;
  border-color: var(--teal-600);
}
.btn-primary:hover {
  background: var(--teal-700);
  border-color: var(--teal-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #ffffff;
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  color: var(--teal-600);
  border-color: var(--teal-600);
}
.btn-outline-light:hover {
  background: var(--teal-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: box-shadow var(--transition);
}
.nav.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--slate-900);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-600);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--teal-600);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--teal-600); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: var(--teal-600) !important;
  color: #ffffff !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  background: var(--teal-700) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--slate-700);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(4, 47, 46, 0.88) 0%,
    rgba(15, 23, 42, 0.80) 50%,
    rgba(15, 118, 110, 0.65) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  padding-top: 72px;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-200);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.hero-headline {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.08;
  margin-bottom: 24px;
  max-width: 800px;
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--slate-300);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- Services --- */
.services {
  background: var(--slate-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--slate-200);
  transition: all var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--teal-200);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--slate-500);
  line-height: 1.65;
}

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.about-img-main img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.about-img-secondary {
  position: absolute;
  bottom: -32px;
  right: -24px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid #ffffff;
}
.about-img-secondary img {
  width: 260px;
  height: 200px;
  object-fit: cover;
}

.about-stat {
  position: absolute;
  top: -20px;
  left: -20px;
  background: var(--teal-600);
  color: #ffffff;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.about-stat .stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}
.about-stat .stat-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--teal-200);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.about-content .section-tag { margin-bottom: 16px; }
.about-content .section-title { margin-bottom: 20px; }
.about-content > p {
  color: var(--slate-600);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 28px 0 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--slate-700);
}

/* --- Areas --- */
.areas {
  background: var(--slate-50);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.area-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  cursor: pointer;
}
.area-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.area-card:hover img {
  transform: scale(1.08);
}

.area-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(2, 6, 23, 0.85) 0%, rgba(2, 6, 23, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  transition: background var(--transition);
}
.area-card:hover .area-card-overlay {
  background: linear-gradient(to top, rgba(4, 47, 46, 0.9) 0%, rgba(4, 47, 46, 0.3) 60%, transparent 100%);
}

.area-card-overlay h3 {
  font-size: 1.3rem;
  color: #ffffff;
  margin-bottom: 6px;
}
.area-card-overlay p {
  font-size: 0.88rem;
  color: var(--slate-300);
  line-height: 1.55;
}

/* --- Testimonials --- */
.testimonials {
  background: #ffffff;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--slate-50);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--slate-200);
  transition: all var(--transition);
}
.testimonial-card:hover {
  border-color: var(--teal-200);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--slate-700);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--teal-600);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--slate-900);
}
.testimonial-role {
  font-size: 0.82rem;
  color: var(--slate-500);
}

/* --- CTA Banner --- */
.cta-banner {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--teal-950) 0%, var(--teal-800) 50%, var(--slate-900) 100%);
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: #ffffff;
  margin-bottom: 16px;
}

.cta-text {
  font-size: 1.15rem;
  color: var(--teal-200);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- Contact --- */
.contact {
  background: var(--slate-50);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-tag { margin-bottom: 16px; }
.contact-info .section-title { margin-bottom: 16px; }
.contact-desc {
  font-size: 1rem;
  color: var(--slate-500);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-400);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1rem;
  color: var(--slate-800);
  line-height: 1.6;
}

.contact-link {
  font-size: 1.05rem;
  color: var(--teal-600);
  font-weight: 600;
  transition: color var(--transition);
}
.contact-link:hover { color: var(--teal-700); }

/* --- Form --- */
.contact-form-wrap {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

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

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--slate-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--slate-800);
  background: var(--slate-50);
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: all var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal-500);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--slate-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px;
  background: var(--teal-50);
  border: 1px solid var(--teal-200);
  border-radius: var(--radius-md);
  color: var(--teal-800);
  font-weight: 600;
  text-align: center;
}
.form-success.visible {
  display: flex;
}

/* --- Map --- */
.map-section {
  border-top: 1px solid var(--slate-200);
}

/* --- Footer --- */
.footer {
  background: var(--slate-900);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 0.92rem;
  color: var(--slate-400);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 280px;
}

.footer-contact-mini {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact-mini a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--slate-400);
  transition: color var(--transition);
}
.footer-contact-mini a:hover { color: var(--teal-400); }

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #ffffff;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--slate-400);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--teal-400); }

.text-teal { color: var(--teal-400) !important; }

.footer-bottom {
  border-top: 1px solid var(--slate-800);
  padding: 24px 0;
}
.footer-bottom .container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: var(--slate-500);
}
.footer-bottom a {
  color: var(--slate-400);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: var(--teal-400); }

/* --- Reveal Animations (progressive enhancement) --- */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 48px; }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    justify-content: flex-start;
    padding: 32px 24px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav-links.open {
    transform: translateX(0);
  }
  .nav-links a {
    font-size: 1.1rem;
  }
  .nav-toggle {
    display: flex;
  }

  .hero { min-height: 580px; }
  .hero-headline { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }

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

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-img-secondary {
    right: 0;
    bottom: -24px;
  }
  .about-img-secondary img {
    width: 200px;
    height: 160px;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-wrap {
    padding: 28px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-bottom .container {
    flex-direction: column;
  }

  .cta-banner { padding: 64px 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .about-stat {
    top: -12px;
    left: -12px;
    padding: 16px 20px;
  }
  .about-stat .stat-number { font-size: 1.8rem; }
}