/* ============================================================
   FlyAway Travel Agency - Main Stylesheet
   ============================================================ */

:root {
  --primary: #1d5e7a;
  --primary-dark: #123f55;
  --primary-deep: #0d3548;
  --primary-soft: #eaf4f8;
  --accent: #d4a62a;
  --accent-soft: #fff6d9;
  --white: #ffffff;
  --ink: #183544;
  --muted: #718594;
  --line: #e7edf0;
  --bg: #f5f8fa;
  --green: #23a475;
  --red: #e65d6f;
  --orange: #ef9837;
  --purple: #7969da;
  --shadow: 0 10px 30px rgba(22, 67, 86, 0.07);
  --shadow-lg: 0 20px 50px rgba(8, 43, 58, 0.18);
  --radius: 18px;
  --radius-sm: 10px;
  --transition: all 0.3s 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: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { 
  color: var(--primary); 
  text-decoration: none; 
  transition: var(--transition);
}
a:hover { color: var(--accent); }

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

ul { list-style: none; }

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

/* ----- TYPOGRAPHY ----- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-dark);
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 48px;
  text-align: center;
  line-height: 1.7;
}

/* ----- BUTTONS ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(29, 94, 122, 0.3);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
}
.btn-accent:hover {
  background: #c09320;
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212, 166, 42, 0.35);
}

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

.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover {
  background: var(--primary-soft);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,255,255,0.25);
}

/* ----- HEADER / NAV ----- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.08);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary-dark);
  text-decoration: none;
}

.logo img {
  height: 42px;
  width: auto;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a:hover { color: var(--primary); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-cta .btn {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--primary-dark);
  border-radius: 4px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ----- HERO ----- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 50%, #1a7a9a 100%);
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
}

.hero-particles span {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  animation: float-particle 20s infinite;
}

@keyframes float-particle {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) scale(0); opacity: 0; }
}

.hero .container {
  position: relative;
  z-index: 2;
}

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

.hero-text h1 {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-text h1 span {
  color: var(--accent);
}

.hero-text p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 500px;
}

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

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-illustration {
  width: 100%;
  max-width: 500px;
  border-radius: 24px;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  padding: 40px;
  border: 1px solid rgba(255,255,255,0.12);
  position: relative;
}

.hero-illustration img {
  width: 100%;
  height: auto;
  border-radius: 12px;
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
  padding: 30px 40px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}

.stat-item {
  text-align: center;
}

.stat-item .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}

.stat-item .label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ----- SEARCH BOX (Quick Booking) ----- */
.quick-booking {
  margin-top: -50px;
  position: relative;
  z-index: 5;
  padding-bottom: 60px;
}

.booking-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 36px 40px;
}

.booking-card h3 {
  margin-bottom: 24px;
  font-size: 1.2rem;
}

.booking-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg);
  padding: 4px;
  border-radius: 12px;
  margin-bottom: 28px;
  width: fit-content;
}

.booking-tab {
  padding: 10px 24px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: var(--transition);
}

.booking-tab.active {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}

.booking-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  align-items: end;
}

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

.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
  padding: 12px 16px;
  border-radius: 12px;
  border: 2px solid var(--line);
  font-size: 0.9rem;
  background: var(--white);
  transition: var(--transition);
  outline: none;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(29, 94, 122, 0.1);
}

.form-group .btn {
  height: 100%;
  min-height: 48px;
  justify-content: center;
}

/* ----- SECTIONS COMMON ----- */
section {
  padding: 100px 0;
}

section.alt-bg {
  background: var(--bg);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

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

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius);
}

.about-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary), transparent);
  opacity: 0.1;
  border-radius: var(--radius);
}

.about-content h2 {
  margin-bottom: 16px;
}

.about-content p {
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-feature .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.about-feature .text {
  font-weight: 500;
  font-size: 0.9rem;
}

/* ----- SERVICES ----- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  border: 1px solid var(--line);
  transition: var(--transition);
  text-align: center;
}

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

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ----- DESTINATIONS ----- */
.destinations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.destination-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  transition: var(--transition);
  cursor: pointer;
}

.destination-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.destination-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.destination-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.destination-card:hover .destination-image img {
  transform: scale(1.08);
}

.destination-image .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.6));
  color: var(--white);
}

.destination-image .overlay .price {
  font-size: 1.3rem;
  font-weight: 700;
  display: block;
}

.destination-image .overlay .price small {
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.8;
}

.destination-info {
  padding: 20px;
}

.destination-info h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.destination-info .location {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.destination-info .rating {
  color: var(--accent);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

.destination-info .rating span {
  color: var(--muted);
  margin-left: 4px;
}

/* ----- WHY CHOOSE US ----- */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 30px;
}

.why-us-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  transition: var(--transition);
}

.why-us-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.why-us-card .icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
}

.why-us-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.why-us-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ----- TESTIMONIALS ----- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--line);
}

.testimonial-stars {
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.testimonial-text {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-author .avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
}

.testimonial-author .name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-author .role {
  font-size: 0.8rem;
  color: var(--muted);
}

/* ----- CONTACT ----- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-info-card {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
}

.contact-info-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.contact-info-card h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.contact-info-card p {
  font-size: 0.85rem;
  color: var(--muted);
}

.contact-form-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  border: 1px solid var(--line);
}

.contact-form-card h3 {
  margin-bottom: 8px;
}

.contact-form-card p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.contact-form {
  display: grid;
  gap: 16px;
}

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

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 14px 18px;
  border-radius: 12px;
  border: 2px solid var(--line);
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--white);
  transition: var(--transition);
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(29, 94, 122, 0.1);
}

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

/* ----- FOOTER ----- */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--white);
  transform: translateY(-3px);
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: rgba(255,255,255,0.6);
}

.footer-bottom a:hover {
  color: var(--accent);
}

/* ----- BACK TO TOP ----- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent);
  transform: translateY(-4px);
}

/* ----- ANIMATIONS ----- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----- RESPONSIVE ----- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text p { margin: 0 auto 36px; }
  .hero-buttons { justify-content: center; }
  .hero-illustration { display: none; }
  .stats-bar { margin-top: 36px; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .menu-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    gap: 16px;
    border-top: 1px solid var(--line);
  }

  .nav-links.open + .nav-cta {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 200px);
    left: 0;
    right: 0;
    padding: 0 24px 24px;
    background: var(--white);
    box-shadow: var(--shadow-lg);
  }

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

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

  .stats-bar {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .booking-card {
    padding: 24px;
  }

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

  section {
    padding: 60px 0;
  }

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

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

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

@media (max-width: 480px) {
  .hero-text h1 {
    font-size: 2rem;
  }
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .destinations-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .why-us-grid {
    grid-template-columns: 1fr;
  }
}