@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@500;600;700;800;900&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Obsidian & Executive Palette */
  --bg-dark: #07090E;
  --bg-card: #0D131F;
  --bg-card-hover: #141C2E;
  --bg-surface: #172136;
  --bg-input: #0A0E17;
  
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-focus: #F59E0B;

  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;

  /* Executive Accents */
  --primary: #F59E0B;
  --primary-hover: #D97706;
  --primary-light: rgba(245, 158, 11, 0.12);
  --primary-glow: 0 0 24px rgba(245, 158, 11, 0.25);

  --accent-red: #E11D48;
  --accent-red-light: rgba(225, 29, 72, 0.12);

  --accent-green: #10B981;
  --accent-green-light: rgba(16, 185, 129, 0.12);

  --accent-cyan: #0EA5E9;
  --accent-blue: #3B82F6;

  /* Seat Palette */
  --seat-avail-bg: #131C2D;
  --seat-avail-border: #2D3D58;
  --seat-avail-text: #E2E8F0;

  --seat-selected-bg: #F59E0B;
  --seat-selected-border: #FDE68A;
  --seat-selected-text: #05080E;

  --seat-booked-bg: #1C1014;
  --seat-booked-border: #3D1A22;
  --seat-booked-text: #6B2E38;

  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.8);
  --shadow-gold: 0 8px 30px rgba(245, 158, 11, 0.2);

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(circle at 10% 10%, rgba(245, 158, 11, 0.04) 0%, transparent 45%),
    radial-gradient(circle at 90% 90%, rgba(225, 29, 72, 0.04) 0%, transparent 45%),
    linear-gradient(180deg, #07090E 0%, #0A0E17 100%);
  background-attachment: fixed;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
}

/* Crisp SVG Icon Helper */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.2em;
  height: 1.2em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  vertical-align: middle;
}
.icon-sm { width: 1em; height: 1em; }
.icon-md { width: 1.35em; height: 1.35em; }
.icon-lg { width: 1.75em; height: 1.75em; }

/* ---------------- NAVBAR ---------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}

.brand-badge {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #05080E;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.25);
}

.brand-badge svg {
  width: 22px;
  height: 22px;
  stroke: #05080E;
  stroke-width: 2.2;
}

.brand-text {
  color: #FFFFFF;
  line-height: 1.1;
}
.brand-text span {
  color: var(--primary);
}

.brand-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ---------------- BUTTONS ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #05080E;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-danger {
  background: linear-gradient(135deg, #E11D48 0%, #BE123C 100%);
  color: #FFFFFF;
}
.btn-danger:hover {
  background: linear-gradient(135deg, #F43F5E 0%, #E11D48 100%);
}

.btn-success {
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  color: #FFFFFF;
}

.btn-outline {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-medium);
  color: var(--text-main);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.95rem 1.85rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

/* ---------------- CONTAINER & LAYOUT ---------------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem 5rem;
}

/* ---------------- HERO ---------------- */
.hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-full);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -0.8px;
  line-height: 1.2;
  margin-bottom: 0.85rem;
  color: #FFFFFF;
}

.hero h1 span {
  background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 50%, #E11D48 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
}

/* ---------------- LUXURY SEARCH CARD ---------------- */
.search-card {
  background: rgba(13, 19, 31, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 3rem;
  position: relative;
}

.search-tabs {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
}

.search-tab {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.search-tab.active {
  background: var(--bg-surface);
  color: var(--primary);
  border: 1px solid var(--border-medium);
}

.search-grid {
  display: grid;
  grid-template-columns: 1.2fr 44px 1.2fr 1fr 160px;
  gap: 0.75rem;
  align-items: flex-end;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.form-control {
  background: var(--bg-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  color: #FFFFFF;
  font-size: 0.92rem;
  font-weight: 600;
  transition: all 0.2s;
  width: 100%;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
  background: #0D1524;
}

.btn-swap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s;
}
.btn-swap:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: rotate(180deg);
}

/* ---------------- SCHEDULE CARDS ---------------- */
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 1.25rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.schedules-container {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.schedule-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  display: grid;
  grid-template-columns: 170px 1fr 210px;
  gap: 1.75rem;
  align-items: center;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.schedule-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.sch-dep-time {
  font-family: var(--font-heading);
  font-size: 1.9rem;
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1;
}

.sch-badge-executive {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  background: var(--primary-light);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-xs);
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  width: fit-content;
  margin-top: 0.35rem;
}

.sch-fleet-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sch-plate {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-xs);
  color: var(--text-muted);
  font-weight: 700;
}

.sch-route-pools {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
}

.sch-pool-badge {
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
  font-size: 0.8rem;
}

.sch-amenities {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.amenity-tag {
  font-size: 0.72rem;
  color: var(--text-dim);
  background: var(--bg-surface);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.sch-action {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
  text-align: right;
  border-left: 1px dashed var(--border-medium);
  padding-left: 1.5rem;
}

.sch-price-val {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

/* ---------------- MODAL & CABIN ---------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(4, 6, 11, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: #0D131F;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2rem;
  width: 100%;
  max-width: 620px;
  box-shadow: var(--shadow-lg);
  position: relative;
  max-height: 92vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover {
  background: var(--accent-red-light);
  color: var(--accent-red);
}

.cabin-container {
  background: #080D17;
  border: 2px solid #1F2C45;
  border-radius: 32px 32px 18px 18px;
  padding: 1.75rem 1.25rem 1.25rem;
  margin: 1.25rem auto;
  max-width: 360px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
}

.cabin-windshield {
  width: 65%;
  height: 10px;
  margin: 0 auto 1.25rem;
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.35);
  border-radius: 16px 16px 0 0;
}

.cabin-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  gap: 0.5rem;
}

.cabin-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
}

.cabin-seat {
  width: 100%;
  height: 100%;
  background: var(--seat-avail-bg);
  border: 1px solid var(--seat-avail-border);
  border-radius: 8px;
  color: var(--seat-avail-text);
  font-weight: 800;
  font-size: 0.88rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.cabin-seat:hover:not(.booked):not(.selected) {
  border-color: var(--primary);
  background: #1C273C;
}

.cabin-seat.selected {
  background: var(--primary);
  border-color: #FDE68A;
  color: #05080E;
  font-weight: 900;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.5);
}

.cabin-seat.booked {
  background: var(--seat-booked-bg);
  border-color: var(--seat-booked-border);
  color: var(--seat-booked-text);
  cursor: not-allowed;
  opacity: 0.5;
}

.cabin-driver {
  background: #151F32;
  border: 1px dashed var(--border-medium);
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.7rem;
  font-weight: 700;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
}

.cabin-aisle {
  color: var(--text-dim);
  font-size: 0.65rem;
  letter-spacing: 1px;
  font-weight: 700;
}

.seat-legend {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-box {
  width: 14px;
  height: 14px;
  border-radius: 3px;
}

/* ---------------- STEPPER & CHECKOUT ---------------- */
.stepper-nav {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  position: relative;
}

.stepper-nav::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--border-subtle);
  z-index: 1;
}

.step-item {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 2px solid var(--border-medium);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.step-item.active .step-num {
  background: var(--primary);
  border-color: #FDE68A;
  color: #05080E;
}

.step-item.done .step-num {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #FFFFFF;
}

.step-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-dim);
}
.step-item.active .step-label { color: #FFFFFF; font-weight: 700; }

.payment-methods-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.payment-card-radio {
  background: var(--bg-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.payment-card-radio:hover {
  background: #121A2B;
  border-color: var(--primary);
}
.payment-card-radio.selected {
  background: rgba(245, 158, 11, 0.08);
  border-color: var(--primary);
}

/* ---------------- AIRLINE BOARDING PASS ---------------- */
.boarding-pass-card {
  background: #090E1A;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.bp-header {
  background: #111827;
  border-bottom: 2px solid var(--primary);
  padding: 1.2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bp-code {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
  background: rgba(245, 158, 11, 0.1);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.bp-body {
  padding: 1.5rem;
}

.bp-route-visual {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px dashed var(--border-medium);
}

.bp-city-block h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  color: #FFFFFF;
}
.bp-city-block p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.bp-flight-line {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0 1rem;
}
.bp-line {
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent-red));
}

.bp-details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.bp-item label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
}
.bp-item p {
  font-size: 0.9rem;
  font-weight: 700;
  color: #FFFFFF;
}

.bp-seats-badge {
  display: inline-block;
  background: var(--primary);
  color: #05080E;
  font-weight: 900;
  font-size: 1rem;
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-xs);
}

.bp-footer {
  background: #05080E;
  border-top: 1px dashed var(--border-medium);
  padding: 1.1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ---------------- MOBILE RESPONSIVE OPTIMIZATIONS ---------------- */
@media (max-width: 900px) {
  .navbar {
    padding: 0.75rem 1rem;
  }
  .search-grid {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }
  .btn-swap {
    display: none;
  }
  .schedule-card {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.25rem;
  }
  .sch-action {
    border-left: none;
    border-top: 1px dashed var(--border-medium);
    padding-left: 0;
    padding-top: 1rem;
    align-items: stretch;
    text-align: left;
  }
  .sch-action .btn {
    width: 100%;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .payment-methods-grid {
    grid-template-columns: 1fr;
  }
  .bp-details-grid {
    grid-template-columns: 1fr 1fr;
  }
  .modal-content {
    padding: 1.5rem 1.25rem;
  }
}