@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Dark Theme Variables (Default) */
  --bg-primary: #0a0f1d;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --border-color: #374151;
  --accent-color: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.35);
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --accent-hover-gradient: linear-gradient(135deg, #2563eb 0%, #0891b2 100%);
  --danger-color: #ef4444;
  --success-color: #10b981;
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --card-shadow: 0 4px 20px 0 rgba(0, 0, 0, 0.4);
  --glass-bg: rgba(17, 24, 39, 0.7);
  --glass-border: rgba(255, 255, 255, 0.08);
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 16px;
}

body.light-theme {
  /* Light Theme Variables */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --border-color: #cbd5e1;
  --accent-color: #2563eb;
  --accent-glow: rgba(37, 99, 235, 0.15);
  --accent-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --accent-hover-gradient: linear-gradient(135deg, #1d4ed8 0%, #0891b2 100%);
  --danger-color: #dc2626;
  --success-color: #059669;
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
  --card-shadow: 0 4px 20px 0 rgba(0, 0, 0, 0.04);
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(0, 0, 0, 0.08);
}

/* ============================
   BASIC RESET & GLOBAL
   ============================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  transition: background 0.3s ease, color 0.3s ease;
}

/* ============================
   HEADER
   ============================ */
#top-header {
  width: 100%;
  height: 80px;
  background: var(--bg-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 0 25px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  transition: var(--transition);
}

#site-logo {
  height: 55px;
  width: 55px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

#site-title {
  font-size: 26px;
  font-weight: 700;
}

.airport-name {
  color: var(--text-primary);
  font-size: clamp(1.2rem, 4vw, 2.5rem);
}
.airport-location {
  color: var(--text-secondary);
}

#lang-switch {
  display: flex;
  align-items: center;
  gap: 12px;
}

#lang-dropdown {
  padding: 8px 14px;
  border: 1px solid var(--border-color);
  border-radius: 18px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  outline: none;
  font-family: var(--font-family);
  transition: var(--transition);
}

#lang-dropdown:hover {
  border-color: var(--accent-color);
}

/* Theme Toggle Button Style */
.theme-toggle-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: var(--transition);
  color: var(--text-primary);
}

.theme-toggle-btn:hover {
  background: var(--border-color);
  transform: rotate(15deg) scale(1.05);
}

/* ============================
   MENU TOGGLE — Only on Mobile
   ============================ */
#menu-toggle {
  display: none;
}

/* ============================
   LAYOUT
   ============================ */
#page-wrapper {
  display: flex;
  padding: 20px;
  gap: 20px;
  flex: 1;
}

#sidebar {
  width: 260px;
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: var(--transition);

  position: -webkit-sticky; /* for Safari */
  position: sticky;
  top: 100px;
  height: fit-content;
}



.side-nav ul {
  list-style: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 10px;
  cursor: pointer;
  margin-bottom: 8px;
  text-decoration: none;
  transition: var(--transition);
}

.nav-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  transform: translateX(4px);
}

.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent-color);
  font-weight: 600;
  border-left: 4px solid var(--accent-color);
  border-radius: 4px 10px 10px 4px;
}

/* ============================
   MAIN CONTENT
   ============================ */
#main-content {
  flex: 1;
}

.hero-wrapper {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-background {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
  filter: brightness(0.8);
}

#flight-message {
  text-align: center;
  margin-top: 25px;
  font-size: 16px;
  font-weight: 600;
  color: var(--success-color);
  padding: 10px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: none; /* Show only when active */
}

#flight-inquiry {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  padding: 30px;
  border-radius: 20px;
  width: 92%;
  max-width: 800px;
  box-shadow: var(--shadow);
  z-index: 10;
}

#flight-inquiry h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  text-align: center;
}

.trip-type {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 20px;
}

.trip-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 10px 24px;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-family);
  transition: var(--transition);
}

.trip-btn:hover {
  border-color: var(--accent-color);
  color: var(--text-primary);
}

.trip-btn.active-trip {
  background: var(--accent-gradient);
  color: white;
  border: none;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.route-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: var(--border-radius);
  gap: 16px;
}

.route-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.route-group label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

.airport-select {
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  width: 100%;
  font-family: var(--font-family);
  font-size: 15px;
  outline: none;
  transition: var(--transition);
  cursor: pointer;
}

.airport-select:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.swap-icon {
  font-size: 24px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  padding: 8px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
}

.swap-icon:hover {
  color: var(--accent-color);
  border-color: var(--accent-color);
  transform: rotate(180deg);
}

/* Flight Inquiry Submit Button */
.search-btn-container {
  display: flex;
  justify-content: center;
  margin-top: 15px;
}

.search-submit-btn {
  background: var(--accent-gradient);
  color: white;
  border: none;
  padding: 12px 30px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px var(--accent-glow);
  font-family: var(--font-family);
}

.search-submit-btn:hover {
  background: var(--accent-hover-gradient);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}


/* ============================
   SCHEDULE
   ============================ */
/* #schedule-section {
  margin-top: 40px;
}
#schedule-section h3 {
  font-size: 24px;
  margin-bottom: 15px;
}

#schedule-search {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

#schedule-search input {
  padding: 12px 18px;
  width: 320px;
  border-radius: 25px;
  border: 1px solid #003366;
  font-size: 16px;
  transition: 0.2s;
}

#schedule-search input:focus {
  outline: none;
  border-color: #003366;
  box-shadow: 0px 0px 8px rgba(0, 51, 102, 0.3);
}

#search-btn {
  padding: 12px 14px;
  border: none;
  background: #003366;
  color: white;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  height: 45px;
  width: 45px;
}
#search-btn:hover {
  background: #0055aa;
} */

/* ============================
   FOOTER
   ============================ */
#page-footer {
  background: var(--bg-secondary);
  color: var(--text-primary);
  text-align: center;
  padding: 40px 20px;
  border-top: 1px solid var(--border-color);
  font-size: 15px;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.footer-content p {
  margin: 8px 0;
  line-height: 1.6;
  color: var(--text-secondary);
}

.footer-links {
  margin: 15px 0;
}
.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0 10px;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-social {
  margin-top: 15px;
}
.footer-social a {
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0 12px;
  font-size: 14px;
  transition: var(--transition);
}
.footer-social a:hover {
  color: var(--accent-color);
}
.footer-social a span {
  margin-right: 5px;
}

/* ============================
   OVERLAY
   ============================ */
#overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0s 0.3s;
}

#overlay.show {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease;
}

/* ============================
   ABOUT PAGE
   ============================ */
#about-section {
  padding: 35px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

#about-section h2 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-weight: 700;
}

#about-section p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.about-image {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-top: 20px;
  border: 1px solid var(--border-color);
}

/* ============================
   RESPONSIVE (MOBILE)
   ============================ */
@media (max-width: 768px) {
  #page-wrapper {
    flex-direction: column;
    padding: 15px;
    gap: 15px;
  }

  #sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100%;
    z-index: 100;
    border-radius: 0;
    border-top: none;
    border-bottom: none;
    border-left: none;
    box-shadow: var(--shadow);
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  #sidebar.open {
    left: 0;
  }

  #menu-toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    width: 44px;
    height: 44px;
    font-size: 18px;
    cursor: pointer;
    border-radius: 50%;
    z-index: 99;
  }

  .footer-social a {
    display: inline-block;
    margin: 6px 10px;
  }
}

/* Flight Info Page Table */
#flight-info-section {
  padding: 35px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

#flight-info-section h2 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 25px;
  font-weight: 700;
}

#flight-info-section h3 {
  color: var(--text-primary);
}

.table-container, #domestic-schedule, #international-schedule {
  overflow-x: auto;
  width: 100%;
  margin-bottom: 25px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.flight-table {
  width: 100%;
  border-collapse: collapse;
}

.flight-table th, .flight-table td {
  border-bottom: 1px solid var(--border-color);
  padding: 16px;
  text-align: center;
  font-size: 15px;
}

.flight-table th {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.5px;
}

.flight-table tbody tr {
  transition: var(--transition);
}

.flight-table tbody tr:hover {
  background: var(--bg-tertiary);
}

.book-now {
  padding: 10px 20px;
  background: var(--accent-gradient);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-family);
  transition: var(--transition);
  box-shadow: 0 4px 10px var(--accent-glow);
}

.book-now:hover {
  background: var(--accent-hover-gradient);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px var(--accent-glow);
}

/* Modal Styling */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  justify-content: center;
  align-items: center;
  padding: 40px 0;
}

.modal-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  margin: auto;
  padding: 35px;
  border-radius: var(--border-radius);
  max-width: 650px;
  width: 90%;
  box-shadow: var(--shadow);
  position: relative;
  color: var(--text-primary);
}

.close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  line-height: 1;
}

.close-btn:hover {
  color: var(--danger-color);
}


.modal-content h2 {
  margin-top: 0;
  margin-bottom: 20px;
  font-size: 24px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.modal-content h3 {
  font-size: 16px;
  color: var(--accent-color);
  margin-top: 20px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-left: 3px solid var(--accent-color);
  padding-left: 8px;
}

.modal-content form label {
  display: block;
  margin-bottom: 12px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-secondary);
}

.modal-content form input,
.modal-content form select {
  width: 100%;
  padding: 10px 14px;
  margin-top: 6px;
  margin-bottom: 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  box-sizing: border-box;
  font-family: var(--font-family);
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}

.modal-content form input:focus,
.modal-content form select:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.modal-content form button[type="submit"] {
  background: var(--accent-gradient);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--font-family);
  transition: var(--transition);
  box-shadow: 0 4px 10px var(--accent-glow);
  width: 100%;
  margin-top: 10px;
}

.modal-content form button[type="submit"]:hover {
  background: var(--accent-hover-gradient);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px var(--accent-glow);
}

/* Booking Steps Section */
#procedure-section {
  padding: 35px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  margin-bottom: 25px;
}

#procedure-section h2 {
  font-size: 26px;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-weight: 700;
}

#procedure-section .highlight {
  color: var(--accent-color);
}

#procedure-section .emoji {
  margin-right: 8px;
}

.step-list {
  list-style: none;
  padding-left: 0;
  margin-bottom: 20px;
}

.step-list li {
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.6;
  padding-left: 30px;
  position: relative;
  color: var(--text-secondary);
}

.step-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 16px;
  color: var(--success-color);
  font-weight: 700;
}

.support-text {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 15px;
  background: var(--bg-tertiary);
  padding: 14px 20px;
  border-left: 4px solid var(--accent-color);
  border-radius: 8px;
}

.contact-highlight {
  font-size: 15px;
  margin-top: 18px;
  color: var(--text-primary);
  font-weight: 700;
}


/* FAQ in Procedure */
#faq-section {
  margin-top: 40px;
  padding: 30px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

#faq-section h3 {
  font-size: 22px;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-weight: 700;
}

.faq-item {
  margin-bottom: 12px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-secondary);
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 16px 20px;
  font-size: 16px;
  background: var(--bg-tertiary);
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-family);
  transition: var(--transition);
  outline: none;
}

.faq-question:hover {
  background: var(--border-color);
}

.faq-answer {
  display: none;
  padding: 0 20px;
  background: var(--bg-secondary);
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-answer.open {
  display: block;
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.faq-question::after {
  content: " ▼";
  float: right;
  font-size: 12px;
  color: var(--text-secondary);
}

.faq-question.active::after {
  content: " ▲";
}

/* ============================
   SERVICES & FACILITIES PAGE
   ============================ */
#services-section {
  background: var(--bg-secondary);
  padding: 35px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

#services-section h2 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 15px;
  font-weight: 700;
}

#services-section .section-intro {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 25px;
  line-height: 1.7;
}

#services-section h3 {
  font-size: 18px;
  color: var(--text-primary);
  margin-top: 30px;
  margin-bottom: 12px;
  background-color: var(--bg-tertiary);
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  border-left: 4px solid var(--accent-color);
}

#services-section ul {
  list-style-type: none;
  padding-left: 10px;
  margin-bottom: 20px;
}

#services-section ul li {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 10px;
  color: var(--text-secondary);
  position: relative;
  padding-left: 20px;
}

#services-section ul li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

#services-section .section-note {
  font-style: italic;
  font-size: 14px;
  margin-top: 30px;
  color: var(--text-secondary);
}

#services-section .section-note a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
}

#services-section .section-note a:hover {
  text-decoration: underline;
}

/* === E-Complaint Page Styling === */
#complaint-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 35px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

#complaint-section h2 {
  color: var(--text-primary);
  font-size: 26px;
  margin-bottom: 10px;
  font-weight: 700;
}

#complaint-section p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 25px;
  line-height: 1.6;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 15px;
  font-family: var(--font-family);
  transition: var(--transition);
  outline: none;
}

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

.required {
  color: var(--danger-color);
  margin-left: 4px;
}

.checkbox {
  display: flex;
  align-items: flex-start;
  font-size: 14px;
  color: var(--text-secondary);
}

.checkbox input {
  margin-right: 10px;
  margin-top: 3px;
  width: auto;
  cursor: pointer;
}

.submit-btn {
  background: var(--accent-gradient);
  color: white;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 10px var(--accent-glow);
  font-family: var(--font-family);
}

.submit-btn:hover {
  background: var(--accent-hover-gradient);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px var(--accent-glow);
}

#complaint-form {
  max-width: 700px;
}

/* === Popup Overlay === */
#popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
}

#popup-overlay.show {
  display: block;
}

/* === Success Popup === */
.popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%) scale(0.9);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 35px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  z-index: 1000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: none;
  color: var(--text-primary);
  max-width: 450px;
  width: 90%;
  text-align: center;
}

.popup.show {
  display: block;
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.popup-content h3 {
  margin: 0 0 12px;
  color: var(--success-color);
  font-size: 22px;
  font-weight: 700;
}

.popup-content p {
  margin: 0 0 25px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.popup-content button {
  padding: 10px 24px;
  background: var(--accent-gradient);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 4px 10px var(--accent-glow);
  font-family: var(--font-family);
}

.popup-content button:hover {
  background: var(--accent-hover-gradient);
  transform: translateY(-1px);
}

/* Calendar Date Picker Styling */
.calendar-wrapper {
  position: relative;
  width: 100%;
}

.calendar-wrapper input[type="date"].airport-select {
  padding: 10px 14px;
  padding-right: 40px;
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 15px;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.calendar-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  font-size: 18px;
  color: var(--text-secondary);
}

/* ============================
   MY BOOKINGS DASHBOARD & TICKETS
   ============================ */
.bookings-section {
  padding: 35px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.bookings-section h2 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 10px;
  font-weight: 700;
}

.bookings-section .section-subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 25px;
}

.no-bookings {
  text-align: center;
  padding: 40px 20px;
  background: var(--bg-tertiary);
  border-radius: 12px;
  border: 1px dashed var(--border-color);
  color: var(--text-secondary);
}

.no-bookings p {
  margin-bottom: 20px;
  font-size: 16px;
}

.bookings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.booking-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.booking-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-color);
  box-shadow: var(--card-shadow);
}

.booking-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-gradient);
}

.booking-card.cancelled::before {
  background: var(--danger-color);
}

.booking-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.booking-ref {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-primary);
}

.booking-status {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.status-confirmed {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success-color);
}

.status-cancelled {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger-color);
}

.booking-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-size: 14px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 600;
}

.detail-value {
  color: var(--text-primary);
  font-weight: 600;
}

.booking-card-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.action-btn {
  flex: 1;
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  font-family: var(--font-family);
  transition: var(--transition);
  text-align: center;
}

.action-btn:hover {
  background: var(--border-color);
  border-color: var(--text-secondary);
}

.action-btn.primary {
  background: var(--accent-gradient);
  color: white;
  border: none;
  box-shadow: 0 2px 6px var(--accent-glow);
}

.action-btn.primary:hover {
  background: var(--accent-hover-gradient);
}

.action-btn.danger {
  color: var(--danger-color);
  border-color: rgba(239, 68, 68, 0.2);
}

.action-btn.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--danger-color);
}

/* Boarding Pass / Ticket Receipt Printable Look */
.ticket-container {
  background: white;
  color: #0b0f19;
  border-radius: 12px;
  padding: 25px;
  font-family: 'Segoe UI', Roboto, sans-serif;
  border: 2px dashed #cbd5e1;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.ticket-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #0f172a;
  padding-bottom: 15px;
  margin-bottom: 20px;
}

.ticket-title {
  font-size: 20px;
  font-weight: 800;
  text-transform: uppercase;
  color: #0f172a;
}

.ticket-logo {
  font-size: 24px;
}

.ticket-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 20px;
}

.ticket-item {
  display: flex;
  flex-direction: column;
}

.ticket-label {
  font-size: 10px;
  text-transform: uppercase;
  color: #64748b;
  font-weight: 700;
  margin-bottom: 4px;
}

.ticket-value {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
}

.ticket-value.highlight {
  font-size: 18px;
  color: #2563eb;
}

.ticket-barcode-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #e2e8f0;
  padding-top: 15px;
  margin-top: 20px;
}

.barcode-text {
  font-family: 'Courier New', Courier, monospace;
  font-size: 13px;
  font-weight: 700;
  color: #475569;
}

.ticket-footer-msg {
  font-size: 11px;
  color: #64748b;
  font-style: italic;
}

.print-btn-container {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

@media print {
  body * {
    visibility: hidden;
  }
  .modal, .modal-content, .ticket-container, .ticket-container * {
    visibility: visible;
  }
  .modal {
    position: absolute;
    left: 0;
    top: 0;
    background: transparent;
    padding: 0;
  }
  .modal-content {
    border: none;
    box-shadow: none;
    padding: 0;
    width: 100%;
    max-width: 100%;
  }
  .close-btn, .print-btn-container {
    display: none !important;
  }
}


/* ==========================================
   PREMIUM ANIMATIONS & TRANSITIONS
   ========================================== */

/* Keyframe Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUpCentered {
  from {
    opacity: 0;
    transform: translate(-50%, 24px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95) translate(-50%, -50%);
    transform-origin: center center;
  }
  to {
    opacity: 1;
    transform: scale(1) translate(-50%, -50%);
  }
}

/* Override scaleIn specifically for modal content when centered */
@keyframes modalScaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Page Load Animation Applications */
#sidebar {
  animation: slideInLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#main-content {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#flight-inquiry {
  animation: fadeInUpCentered 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#about-section, 
#procedure-section, 
#faq-section, 
#services-section, 
#complaint-section, 
.bookings-section {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Staggered load animation for booking cards */
.booking-card {
  opacity: 0;
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.booking-card:nth-child(1) { animation-delay: 0.05s; }
.booking-card:nth-child(2) { animation-delay: 0.1s; }
.booking-card:nth-child(3) { animation-delay: 0.15s; }
.booking-card:nth-child(4) { animation-delay: 0.2s; }
.booking-card:nth-child(5) { animation-delay: 0.25s; }
.booking-card:nth-child(6) { animation-delay: 0.3s; }

/* Apply scale-in for open modal content */
.modal-content {
  animation: modalScaleIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Apply pulse-glow on highlighted matches */
.flight-table tbody tr.highlighted-row {
  animation: pulseGlow 2s infinite;
}

/* Micro-interactions on buttons */
.book-now, 
.search-submit-btn, 
.submit-btn,
.popup-content button,
.action-btn.primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.book-now:hover, 
.search-submit-btn:hover, 
.submit-btn:hover,
.action-btn.primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 20px var(--accent-glow) !important;
}

.book-now:active, 
.search-submit-btn:active, 
.submit-btn:active,
.action-btn.primary:active {
  transform: translateY(-1px) scale(0.98);
}

/* Subtle transition for flight row hovers */
.flight-table tbody tr {
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.flight-table tbody tr:hover {
  transform: scale(1.01);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  z-index: 5;
}

/* Loading Shimmer Effect for dynamic sections (e.g. status) */
.shimmer-bg {
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--border-color) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* Smooth active menu glow bar */
.nav-item.active {
  position: relative;
  overflow: hidden;
}

.nav-item.active::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-color);
}

/* ==========================================
   ADVANCED RESPONSIVE MEDIA QUERIES
   ========================================== */
@media (max-width: 992px) {
  .ticket-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Hero / Forms */
  .route-row {
    flex-direction: column;
    align-items: stretch;
  }
  
  .swap-icon {
    align-self: center;
    transform: rotate(90deg);
  }
  
  .swap-icon:hover {
    transform: rotate(270deg);
  }
  
  .trip-type {
    flex-direction: column;
  }
  
  .trip-btn {
    width: 100%;
  }

  .ticket-grid {
    grid-template-columns: 1fr;
  }
  
  .search-submit-btn,
  .submit-btn,
  .modal-content form button[type="submit"] {
    width: 100%;
  }
  
  /* Tables */
  .flight-table th, .flight-table td {
    padding: 10px 5px;
    font-size: 13px;
  }
  
  /* Top header adjustments */
  #top-header {
    padding: 0 10px;
    gap: 8px;
  }
  
  #site-logo {
    width: 40px;
    height: 40px;
    margin-left: 0;
  }
  
  .airport-name {
    font-size: 1rem;
  }
  
  .airport-location {
    display: none;
  }
}

@media (max-width: 480px) {
  #flight-inquiry {
    padding: 15px;
    width: 96%;
    bottom: 10px;
  }
  
  .route-row {
    padding: 12px;
  }
  
  #page-wrapper {
    padding: 10px;
  }
  
  .modal-content {
    padding: 20px;
  }
  
  .bookings-grid {
    grid-template-columns: 1fr;
  }
  
  .about-image {
    max-height: 250px;
  }
  
  .ticket-container {
    padding: 15px;
  }
}