/* Splash screen (V26): the Yatra Booking GIF, shown ONCE per browsing session.
   The GIF is a navy logo on an off-white background, so the splash is always
   white (light AND dark theme): the overlay uses the GIF's own background
   colour, which makes it seamless. */
.intro-loader {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fcfcfa;
  transition:
    opacity var(--duration-slow) var(--ease-standard),
    visibility 0s linear var(--duration-slow);
}

/* Every page after the first one of the session (the flag is set by
   js/theme-switcher/theme-init.js before first paint): no splash at all. */
:root.no-intro .intro-loader {
  display: none;
}

.intro-loader.loader-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.intro-loader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  width: 100%;
}

.intro-gif {
  display: block;
  width: min(460px, 86vw);
  height: auto;
  mix-blend-mode: darken; /* the off-white GIF background disappears on the overlay */
}

.intro-subtitle {
  font-size: var(--fs-small);
  color: #4b5563;
  text-align: center;
}

.intro-progress {
  width: 160px;
  height: 3px;
  border-radius: var(--radius-pill);
  background: rgba(0, 33, 85, 0.12);
  overflow: hidden;
}

.intro-progress-bar {
  height: 100%;
  width: 0%;
  background: #ff9d2e;
  border-radius: var(--radius-pill);
  animation: intro-progress 5s linear forwards; /* = the GIF's length (js/loader.js) */
}

@keyframes intro-progress {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro-progress-bar {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
  }
}

/* ------------------------- Page content reveal ------------------------- */

.page-content {
  opacity: 0;
  visibility: hidden;
}

.page-content.revealed {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--duration-slow) var(--ease-standard);
}

#skeletonRoot {
  position: fixed;
  inset: 0;
  overflow-y: auto;
  z-index: 50;
}

#skeletonRoot.skeleton-hidden {
  display: none;
}

/* ------------------------- Skeleton page shell ------------------------- */

#skeletonRoot {
  background: var(--color-white);
}

#skeletonRoot .skel-nav {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  background: rgba(247, 249, 251, 0.8);
}

#skeletonRoot .skel-nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
}

#skeletonRoot .skel-block {
  border-radius: var(--radius-sm);
}

#skeletonRoot .skel-nav-links {
  display: flex;
  gap: var(--space-6);
}

#skeletonRoot .skel-hero {
  min-height: 600px;
  padding: 115px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

#skeletonRoot .skel-hero-inner {
  max-width: var(--max-width);
  width: 100%;
  display: flex;
  gap: var(--space-12);
  align-items: center;
  padding: 0 var(--space-6);
}

#skeletonRoot .skel-hero-left {
  flex: 1 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

#skeletonRoot .skel-hero-card {
  flex: 1 0 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hero-card);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

#skeletonRoot .skel-hero-tabs {
  display: flex;
  gap: var(--space-6);
}

#skeletonRoot .skel-hero-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

#skeletonRoot .skel-section {
  padding: var(--space-12) 0;
}

#skeletonRoot .skel-cards-row {
  display: flex;
  gap: var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

#skeletonRoot .skel-card {
  flex: 1 0 0;
  height: 256px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 25px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#skeletonRoot .skel-route-card {
  flex: 1 0 0;
  height: 400px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

#skeletonRoot .skel-route-card .skel-route-img {
  height: 192px;
}

#skeletonRoot .skel-route-card .skel-route-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ------------------------- Extra full-page skeleton shapes -------------
   Added so every page (not just the landing page) can show a shape
   matching its own real layout instead of just the nav bar. ------- */

#skeletonRoot .skel-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

#skeletonRoot .skel-page-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

#skeletonRoot .skel-tabs {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

#skeletonRoot .skel-list-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

#skeletonRoot .skel-list-row-body {
  flex: 1 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

#skeletonRoot .skel-avatar {
  border-radius: 50%;
  flex-shrink: 0;
}

#skeletonRoot .skel-two-col {
  display: flex;
  gap: var(--space-8);
  align-items: flex-start;
}

#skeletonRoot .skel-main-col {
  flex: 2 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

#skeletonRoot .skel-side-col {
  flex: 1 0 0;
  min-width: 280px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

#skeletonRoot .skel-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

#skeletonRoot .skel-photo {
  border-radius: var(--radius-lg);
  width: 100%;
}

#skeletonRoot .skel-auth-shell {
  display: flex;
  min-height: 100vh;
}

#skeletonRoot .skel-auth-visual {
  flex: 1 0 0;
  min-height: 100%;
}

#skeletonRoot .skel-auth-form {
  flex: 1 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}

#skeletonRoot .skel-auth-card {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

#skeletonRoot .skel-seat-grid {
  display: grid;
  grid-template-columns: repeat(4, 42px);
  gap: 10px;
}

#skeletonRoot .skel-seat {
  width: 42px;
  height: 38px;
  border-radius: 8px;
}

#skeletonRoot .skel-centered {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
  padding: var(--space-12) var(--space-6);
  max-width: 480px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  #skeletonRoot .skel-two-col,
  #skeletonRoot .skel-auth-shell {
    flex-direction: column;
  }
  #skeletonRoot .skel-auth-visual {
    display: none;
  }
  #skeletonRoot .skel-cards-row {
    flex-direction: column;
  }
}

/* ------------------------- Mobile / tablet alignment -------------------
   The full-page skeleton (shown on refresh) used desktop-only sizes: a
   ~600px-wide nav row, a 260-280px side column and a two-column hero, all
   wider than a phone. That pushed the overlay sideways, so content looked
   off-centre with uneven gutters until it disappeared. Everything below is
   mobile/tablet only - desktop (>900px) is unchanged. ------------------- */
@media (max-width: 900px) {
  #skeletonRoot {
    overflow-x: hidden;
  }

  #skeletonRoot .skel-block {
    max-width: 100%;
  }

  /* real mobile nav hides its links behind the menu button */
  #skeletonRoot .skel-nav-links {
    display: none;
  }

  #skeletonRoot .skel-nav-inner,
  #skeletonRoot .skel-container,
  #skeletonRoot .skel-hero-inner,
  #skeletonRoot .skel-cards-row {
    box-sizing: border-box;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  /* stacked columns: full width each, no fixed desktop widths (the
     inline flex:0 0 260px would otherwise become a 260px height) */
  #skeletonRoot .skel-two-col > * {
    flex: 0 0 auto !important;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  #skeletonRoot .skel-side-col {
    min-width: 0;
  }

  #skeletonRoot .skel-hero {
    min-height: 0;
    padding: var(--space-8) 0;
  }

  #skeletonRoot .skel-hero-inner {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-6);
  }

  #skeletonRoot .skel-hero-left,
  #skeletonRoot .skel-hero-card,
  #skeletonRoot .skel-card,
  #skeletonRoot .skel-route-card {
    flex: 0 0 auto;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  #skeletonRoot .skel-list-row,
  #skeletonRoot .skel-list-row-body {
    min-width: 0;
    box-sizing: border-box;
  }

  #skeletonRoot .skel-auth-form {
    padding: var(--space-6) var(--space-4);
  }

  /* real page content: never let a stray wide element create a sideways
     scroll that shifts the whole page off-centre after load. `clip` (not
     `hidden`) keeps sticky headers/toolbars working. */
  .page-content {
    overflow-x: clip;
  }
}

@media (max-width: 640px) {
  /* same 16px side gutter the real pages use at phone widths */
  #skeletonRoot .skel-nav-inner,
  #skeletonRoot .skel-hero-inner,
  #skeletonRoot .skel-cards-row {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  #skeletonRoot .skel-container {
    padding: var(--space-6) var(--space-4);
  }

  #skeletonRoot .skel-hero-form {
    grid-template-columns: 1fr;
  }

  /* real phone nav = logo + menu button only: keep one placeholder on the
     right so the logo block never collides with them on narrow screens */
  #skeletonRoot .skel-nav-inner > div:last-child > div:not(:last-child) {
    display: none;
  }
}