:root {
  --blue: #1B4FD8;
  --cream: #FDF8EE;
  --blue-dark: #1340b0;
  --text: #1a1a1a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--cream);
  font-family: 'Instrument Serif', serif;
  color: var(--text);
  min-height: 100vh;
}

/* ── POPUP ── */
#popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(27, 79, 216, 0.38);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.35s ease;
}

#popup-overlay.visible { opacity: 1; }

.popup-box {
  background: var(--cream);
  max-width: 400px;
  width: 100%;
  padding: 52px 36px 40px;
  text-align: center;
  position: relative;
  border-radius: 16px;
  transform: translateY(14px);
  transition: transform 0.35s ease;
}

#popup-overlay.visible .popup-box { transform: translateY(0); }

.popup-close {
  position: absolute;
  top: 16px;
  right: 18px;
  background: none;
  border: none;
  font-family: 'Instrument Serif', serif;
  font-size: 20px;
  color: var(--text);
  opacity: 0.3;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}

.popup-close:hover { opacity: 0.7; }

.popup-box h2 {
  font-size: 24px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 10px;
}

.popup-box p {
  font-size: 15px;
  font-style: italic;
  opacity: 0.5;
  line-height: 1.5;
  margin-bottom: 28px;
}

.popup-input-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}

.popup-input-wrap input {
  width: 100%;
  padding: 13px 20px;
  border: 1.5px solid rgba(27, 79, 216, 0.25);
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 16px;
  background: white;
  color: var(--text);
  outline: none;
  text-align: center;
  transition: border-color 0.2s;
}

.popup-input-wrap input:focus { border-color: var(--blue); }
.popup-input-wrap input::placeholder { opacity: 0.38; }

.popup-input-wrap button {
  width: 100%;
  padding: 13px;
  background: var(--blue);
  color: var(--cream);
  border: none;
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.2s;
}

.popup-input-wrap button:hover { background: var(--blue-dark); }
.popup-input-wrap button:disabled { opacity: 0.55; cursor: not-allowed; }

.popup-skip {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  font-style: italic;
  opacity: 0.32;
  cursor: pointer;
  background: none;
  border: none;
  font-family: 'Instrument Serif', serif;
  width: 100%;
  text-align: center;
  transition: opacity 0.2s;
}

.popup-skip:hover { opacity: 0.6; }

.popup-success {
  font-size: 16px;
  font-style: italic;
  color: var(--blue);
  display: none;
  padding: 4px 0 8px;
}

/* ── NAV ── */
.trips-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 32px 32px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.trips-nav-back {
  justify-self: start;
  font-family: 'Instrument Serif', serif;
  font-size: 14px;
  font-style: italic;
  color: var(--text);
  text-decoration: none;
  opacity: 0.38;
  transition: opacity 0.2s;
}

.trips-nav-back:hover { opacity: 0.7; }

.trips-nav-brand {
  justify-self: center;
  line-height: 0;
}

.trips-nav-logo {
  height: 48px;
  width: auto;
  display: block;
}

.trips-nav-end {
  justify-self: end;
}

/* ── LAYOUT ── */
.trips-page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 8px 32px 100px;
}

.trips-body {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.trips-sidebar {
  position: sticky;
  top: 24px;
}

.filters-heading {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  opacity: 0.5;
  margin-bottom: 18px;
}

.filters-mobile-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.filters-mobile-head .filters-heading {
  margin-bottom: 0;
}

.filters-mobile-close {
  display: none;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  font-style: italic;
  color: var(--blue);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0;
}

.trips-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.filters-mobile-toggle {
  display: none;
  flex-shrink: 0;
  padding: 11px 18px;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  font-style: normal;
  color: var(--blue);
  background: white;
  cursor: pointer;
}

.filters-mobile-backdrop {
  display: none;
}

.trips-main {
  min-width: 0;
}

/* ── PAGE INTRO ── */
.trips-intro {
  text-align: center;
  padding: 44px 24px 40px;
  max-width: 520px;
  margin: 0 auto;
}

.trips-intro h1 {
  font-size: clamp(34px, 4.5vw, 48px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 12px;
}

.trips-intro p {
  font-size: 17px;
  font-style: italic;
  opacity: 0.5;
  line-height: 1.55;
}

/* ── FILTERS ── */
.trips-filters {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: stretch;
}

.filter-field > label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue);
  opacity: 0.5;
  margin-bottom: 7px;
}

.trips-filters select,
.trips-filters input:not([type="range"]):not([type="checkbox"]) {
  width: 100%;
  padding: 11px 16px;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  background: white;
  color: var(--text);
  outline: none;
  min-width: 0;
  box-sizing: border-box;
}

.trips-filters select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 32px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%231B4FD8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' opacity='0.55'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 10px 6px;
}

.trips-filters select:focus,
.trips-filters input:not([type="range"]):not([type="checkbox"]):focus { border-color: var(--blue); }

.multi-dropdown {
  position: relative;
}

.multi-dropdown-toggle {
  width: 100%;
  padding: 11px 32px 11px 16px;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  font-style: normal;
  background-color: white;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  position: relative;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%231B4FD8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' opacity='0.55'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 10px 6px;
}

.multi-dropdown-toggle span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-style: normal;
  opacity: 0.85;
}

.multi-dropdown.open .multi-dropdown-toggle {
  border-color: var(--blue);
}

.multi-dropdown-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 20;
  max-height: 220px;
  overflow-y: auto;
  padding: 8px;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 16px;
  background: white;
  box-shadow: 0 8px 24px rgba(27, 79, 216, 0.08);
}

.multi-dropdown-panel[hidden] {
  display: none;
}

.multi-option {
  display: grid;
  grid-template-columns: 15px 1fr;
  align-items: center;
  column-gap: 10px;
  padding: 8px 10px;
  margin-bottom: 0;
  border-radius: 10px;
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text);
  cursor: pointer;
  opacity: 0.85;
  user-select: none;
  text-align: left;
}

.multi-option:hover {
  opacity: 1;
  background: rgba(27, 79, 216, 0.04);
}

.multi-option input {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--blue);
  cursor: pointer;
}

.multi-option span {
  line-height: 15px;
}

.filter-price-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.duration-filter {
  width: 100%;
  max-width: none;
  padding: 11px 16px 14px;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 20px;
  background: white;
  box-sizing: border-box;
}

.duration-filter-head {
  margin-bottom: 12px;
  text-align: center;
}

.duration-filter-values {
  font-style: italic;
  color: var(--blue);
  opacity: 0.9;
  white-space: nowrap;
}

.duration-slider {
  position: relative;
  height: 28px;
}

.duration-slider-track,
.duration-slider-range {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 4px;
  border-radius: 999px;
}

.duration-slider-track {
  left: 0;
  right: 0;
  background: rgba(27, 79, 216, 0.12);
}

.duration-slider-range {
  background: var(--blue);
  left: 0;
  right: 0;
}

.duration-slider input[type="range"] {
  position: absolute;
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  pointer-events: none;
  -webkit-appearance: none;
  appearance: none;
}

.duration-slider input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  background: transparent;
}

.duration-slider input[type="range"]::-moz-range-track {
  height: 4px;
  background: transparent;
  border: none;
}

.duration-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  pointer-events: auto;
  width: 18px;
  height: 18px;
  margin-top: -7px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--blue);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(27, 79, 216, 0.18);
}

.duration-slider input[type="range"]::-moz-range-thumb {
  pointer-events: auto;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--blue);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(27, 79, 216, 0.18);
}

#filter-duration-min { z-index: 3; }
#filter-duration-max { z-index: 4; }

.filter-clear {
  width: 100%;
  margin-top: 16px;
  padding: 11px 18px;
  background: transparent;
  border: 1.5px solid rgba(27, 79, 216, 0.18);
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  font-style: italic;
  color: var(--blue);
  cursor: pointer;
  opacity: 0.7;
}

.filter-clear:hover { opacity: 1; }

.trips-filter-summary {
  text-align: center;
  font-size: 14px;
  font-style: italic;
  opacity: 0.42;
  margin-bottom: 0;
  min-height: 1.2em;
  flex: 1;
}

.show-past-wrap {
  text-align: left;
  margin-top: 14px;
}

.show-past-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Instrument Serif', serif;
  font-size: 14px;
  font-style: italic;
  color: var(--text);
  opacity: 0.45;
  cursor: pointer;
  user-select: none;
}

.show-past-toggle:hover { opacity: 0.7; }

.show-past-toggle input {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--blue);
  cursor: pointer;
}

.trip-card.is-past {
  opacity: 0.72;
}

.trip-card.is-past:hover {
  opacity: 0.88;
}

.trip-badge.past {
  background: rgba(0, 0, 0, 0.06);
  color: rgba(0, 0, 0, 0.45);
}

.trip-image-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--blue);
  font-size: 10px;
  font-style: normal;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 2px 10px rgba(27, 79, 216, 0.12);
  pointer-events: none;
}

.trip-image-badge.soon {
  background: var(--blue);
  color: var(--cream);
}

/* ── GRID ── */
.trips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

/* ── CARD ── */
.trip-card {
  background: white;
  border: 1px solid rgba(27, 79, 216, 0.09);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(14px);
  animation: fadeUp 0.45s ease forwards;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.trip-card:hover {
  box-shadow: 0 8px 28px rgba(27, 79, 216, 0.1);
  transform: translateY(-3px);
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.trip-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 16px 16px 0 0;
  background: rgba(27, 79, 216, 0.03);
  height: 220px;
}

.trip-carousel-track {
  display: flex;
  height: 220px;
  transition: transform 0.35s ease;
}

.trip-carousel-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.trip-carousel-slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.trip-thumb-placeholder {
  position: relative;
  width: 100%;
  height: 220px;
  background: rgba(27, 79, 216, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: var(--blue);
  opacity: 0.2;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: white;
  border: none;
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  color: var(--text);
  z-index: 2;
  transition: background 0.2s, opacity 0.2s, box-shadow 0.2s;
  opacity: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}

.trip-carousel:hover .carousel-btn { opacity: 1; }
.carousel-btn:hover { background: var(--cream); box-shadow: 0 3px 12px rgba(0,0,0,0.22); }
.carousel-btn.prev { left: 10px; }
.carousel-btn.next { right: 10px; }
.carousel-btn:disabled { opacity: 0 !important; cursor: default; }

.carousel-dots {
  position: absolute;
  bottom: 8px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 5px;
}

.carousel-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transition: background 0.2s, transform 0.2s;
  cursor: pointer;
  border: none;
  padding: 0;
}

.carousel-dot.active {
  background: white;
  transform: scale(1.3);
}

.trip-body {
  padding: 20px 22px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.trip-operator {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  opacity: 0.5;
  margin-bottom: 6px;
}

.trip-name {
  font-size: 19px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 8px;
}

.trip-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.trip-info-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-style: italic;
  opacity: 0.58;
  margin-bottom: 12px;
}

.trip-info-sep {
  opacity: 0.35;
}

.trip-price-tier {
  display: inline-flex;
  align-items: center;
  gap: 1px;
  font-style: normal;
  letter-spacing: 0.04em;
  font-size: 15px;
}

.trip-price-tier .filled {
  color: var(--blue);
  opacity: 0.9;
}

.trip-price-tier .dim {
  color: var(--blue);
  opacity: 0.18;
}

.trip-price-tier .free-label {
  font-style: italic;
  font-size: 14px;
  opacity: 0.75;
}

.trip-badge {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(27, 79, 216, 0.07);
  color: var(--blue);
  font-style: italic;
  opacity: 0.85;
}

.trip-desc {
  font-size: 14px;
  font-style: italic;
  line-height: 1.6;
  opacity: 0.5;
  flex: 1;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.trip-desc.expanded {
  -webkit-line-clamp: unset;
  overflow: visible;
}

.trip-read-more {
  background: none;
  border: none;
  font-family: 'Instrument Serif', serif;
  font-size: 13px;
  font-style: italic;
  color: var(--blue);
  opacity: 0.6;
  cursor: pointer;
  padding: 0;
  margin-bottom: 18px;
  text-align: left;
  transition: opacity 0.2s;
}

.trip-read-more:hover { opacity: 1; }

.trip-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

.btn-primary {
  flex: 1;
  padding: 11px 16px;
  background: var(--blue);
  color: var(--cream);
  text-decoration: none;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  text-align: center;
  border-radius: 999px;
  transition: background 0.2s;
  display: block;
}

.btn-primary:hover { background: var(--blue-dark); }

.btn-secondary {
  padding: 11px 16px;
  border: 1.5px solid rgba(27, 79, 216, 0.22);
  color: var(--blue);
  text-decoration: none;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  text-align: center;
  border-radius: 999px;
  transition: border-color 0.2s, background 0.2s;
  white-space: nowrap;
  display: block;
}

.btn-secondary:hover {
  border-color: var(--blue);
  background: rgba(27, 79, 216, 0.04);
}

.grid-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  font-size: 17px;
  font-style: italic;
  opacity: 0.38;
}

@media (max-width: 960px) {
  .trips-page {
    padding: 0 24px 72px;
  }

  .trips-body {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .trips-toolbar {
    margin-bottom: 20px;
  }

  .trips-filter-summary {
    margin-bottom: 0;
    text-align: left;
  }

  .filters-mobile-toggle {
    display: inline-flex;
    align-items: center;
  }

  .filters-mobile-close {
    display: block;
  }

  .filters-mobile-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 900;
    background: rgba(27, 79, 216, 0.32);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .filters-mobile-backdrop.is-visible {
    opacity: 1;
    pointer-events: auto;
  }

  .trips-sidebar {
    position: fixed;
    inset: 0;
    z-index: 901;
    padding: 20px 24px 32px;
    background: var(--cream);
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.32s ease;
    visibility: hidden;
  }

  .trips-sidebar.is-open {
    transform: translateY(0);
    visibility: visible;
  }

  .filters-mobile-head {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--cream);
    padding-bottom: 12px;
    margin-bottom: 12px;
  }

  .trips-intro {
    padding: 36px 20px 28px;
  }

  .show-past-wrap {
    text-align: center;
  }
}

@media (max-width: 600px) {
  .trips-nav { padding: 24px 18px 20px; }
  .trips-nav-logo { height: 38px; }
  .trips-page { padding: 0 16px 60px; }
  .trips-body { gap: 28px; }
  .trips-grid { gap: 16px; grid-template-columns: 1fr; }
}