:root {
  --bg-1: #eaf6ff;
  --bg-2: #fff5ec;
  --card: #ffffff;
  --field: #f3f7fb;
  --text: #16323f;
  --muted: #5d7486;
  --accent: #14b8a6;   /* teal */
  --accent-2: #f97316; /* sunset orange */
  --sky: #38bdf8;
  --line: #e1e9f0;
  --shadow: 0 10px 30px rgba(20, 50, 70, .10);
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(900px 500px at 10% 0%, var(--bg-1) 0%, transparent 60%),
    radial-gradient(900px 600px at 100% 10%, var(--bg-2) 0%, transparent 55%),
    linear-gradient(180deg, #f7fbff 0%, #fefcf9 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.55;
}

/* ---------------- Hero banner ---------------- */
.hero {
  position: relative;
  padding: 0;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background-image:
    linear-gradient(120deg, rgba(13,148,136,.55), rgba(56,189,248,.30), rgba(249,115,22,.55)),
    url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=1600&q=70");
  background-size: cover;
  background-position: center 60%;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,40,55,.10) 0%, rgba(8,40,55,.45) 100%);
}
.hero-content { position: relative; z-index: 2; color: #fff; padding: 60px 20px 90px; max-width: 760px; }
.hero h1 { margin: 12px 0 6px; font-size: 3rem; text-shadow: 0 2px 18px rgba(0,0,0,.35); }
.hero p { margin: 0 auto; font-size: 1.15rem; max-width: 540px; text-shadow: 0 1px 10px rgba(0,0,0,.4); }

.badge {
  display: inline-block;
  background: rgba(255,255,255,.22);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.4);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
}

.hero-chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 18px; }
.hero-chips span {
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.35);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .85rem;
  backdrop-filter: blur(4px);
}

.hero-wave { position: absolute; bottom: -1px; left: 0; width: 100%; height: 90px; z-index: 1; }
.hero-wave path { fill: #f7fbff; }

/* ---------------- Layout ---------------- */
main {
  max-width: 940px;
  margin: -40px auto 0;
  padding: 0 16px 60px;
  position: relative;
  z-index: 3;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: var(--shadow);
}

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--field);
  padding-bottom: 12px;
}
.panel-head h2 { margin: 0; font-size: 1.3rem; }
.hint { color: var(--muted); font-size: .85rem; }

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

label { display: flex; flex-direction: column; gap: 6px; font-size: .9rem; color: var(--muted); font-weight: 600; }
.opt { color: var(--muted); font-weight: 400; font-size: .8rem; }

input, select, textarea {
  background: var(--field);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 11px 13px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 500;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; background: #fff; }

/* Plan with AI box (main page) */
.ai-plan-box {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 2px dashed var(--line);
}
.ai-or {
  text-align: center;
  color: var(--muted);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.ai-plan-box textarea { width: 100%; resize: vertical; }
.ai-plan-row { display: flex; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.ai-plan-row input { flex: 1 1 220px; }
.ai-plan { border-top: 4px solid var(--accent); }

.interests {
  border: 1px solid var(--line);
  border-radius: 12px;
  margin: 18px 0;
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  background: var(--field);
}
.interests legend { color: var(--muted); font-size: .85rem; padding: 0 6px; font-weight: 600; }
.interests label { flex-direction: row; align-items: center; gap: 6px; color: var(--text); font-weight: 500; }

/* Children's ages */
.ages-row {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--field);
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 10px 14px;
}
.ages-label { color: var(--muted); font-size: .85rem; font-weight: 600; }
.ages-inputs { display: flex; flex-wrap: wrap; gap: 8px; }
.age-input { width: 70px; background: #fff; padding: 8px 10px; }

.actions { display: flex; gap: 12px; margin-top: 18px; flex-wrap: wrap; }

/* Per-trip overrides */
.overrides {
  margin-top: 16px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 6px 14px;
  background: var(--field);
}
.overrides > summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  padding: 8px 0;
  list-style: none;
}
.overrides > summary::-webkit-details-marker { display: none; }
.overrides > summary::before { content: "▸ "; color: var(--accent); }
.overrides[open] > summary::before { content: "▾ "; }
.overrides[open] { padding-bottom: 14px; }
.overrides .grid { margin-top: 6px; }
.check { flex-direction: row !important; align-items: center; gap: 8px; margin-top: 14px; color: var(--text) !important; font-weight: 600; }
.btn.link { background: none; border: none; color: var(--accent-2); padding: 8px 0; margin-top: 8px; text-decoration: underline; }
.btn.link:hover { transform: none; box-shadow: none; }

.override-banner {
  background: #ecfeff;
  border: 1px solid #a5f3fc;
  border-radius: 12px;
  padding: 10px 14px;
  margin: 4px 2px 6px;
  font-size: .9rem;
  color: #0e7490;
}
.override-banner span {
  display: inline-block;
  background: var(--accent);
  color: #042c2a;
  font-weight: 700;
  padding: 1px 10px;
  border-radius: 999px;
  margin: 0 4px;
  font-size: .8rem;
}
.override-banner em { color: var(--muted); font-style: normal; }

.btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: transform .06s ease, box-shadow .2s ease, filter .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(20,50,70,.12); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--sky)); color: #042c2a; border: none; }
.btn.primary:hover { filter: brightness(1.05); }
.btn.ghost { background: linear-gradient(135deg, #fff, var(--field)); }

/* ---------------- Results ---------------- */
.results { display: grid; gap: 18px; }
.results-head { color: var(--muted); margin: 6px 2px; font-size: 1.05rem; font-weight: 600; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--accent-2);
}
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.card h3 { margin: 0; font-size: 1.3rem; }
.country { color: var(--muted); font-weight: 500; font-size: .95rem; }
.tag { background: var(--field); border: 1px solid var(--line); padding: 4px 12px; border-radius: 999px; font-size: .8rem; color: var(--muted); white-space: nowrap; font-weight: 600; }
.blurb { color: var(--text); margin: 10px 0; }

.reasons { margin: 8px 0; padding-left: 18px; }
.reasons li { margin: 3px 0; color: #0f766e; font-weight: 500; }

/* Family / kids block */
.kids {
  margin: 12px 0;
  padding: 12px 14px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 12px;
}
.kids-head { font-weight: 700; color: #9a3412; margin-bottom: 6px; }
.kids-acts { margin: 4px 0; padding-left: 4px; list-style: none; }
.kids-acts li { margin: 6px 0; color: var(--text); }
.age-pill {
  display: inline-block;
  background: var(--accent);
  color: #042c2a;
  font-size: .7rem;
  font-weight: 700;
  padding: 1px 8px;
  border-radius: 999px;
  margin-right: 6px;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.kids-warn { margin: 6px 0 0; padding-left: 4px; list-style: none; }
.kids-warn li { color: #b45309; font-size: .88rem; margin: 4px 0; }

.cost { margin: 14px 0; padding: 12px 14px; background: var(--field); border-radius: 12px; }
.cost .big { font-size: 1.5rem; font-weight: 800; color: var(--accent-2); }
.muted { color: var(--muted); font-size: .85rem; }
.dates { margin-top: 8px; }

.links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

/* ---------------- Flash + footer ---------------- */
.flash {
  position: fixed;
  bottom: 20px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--accent);
  color: #042c2a;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 50;
}
.flash.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- Map ---------------- */
.map {
  height: 360px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  margin-bottom: 22px;
  overflow: hidden;
  z-index: 1;
}
.map[hidden] { display: none; }
.leaflet-popup-content { font-family: inherit; }

/* ---------------- AI itinerary ---------------- */
.itin-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.ai-settings {
  margin-top: 14px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 6px 12px;
  background: var(--field);
}
.ai-settings > summary { cursor: pointer; font-weight: 600; padding: 6px 0; }
.ai-settings input { width: 100%; margin-top: 6px; }
.ai-note { color: var(--muted); font-size: .8rem; margin: 8px 0 4px; }
.ai-note code { background: #fff; padding: 1px 5px; border-radius: 4px; }

.ai-loading { color: var(--muted); padding: 20px; text-align: center; font-weight: 600; }
.ai-error {
  background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c;
  border-radius: 10px; padding: 12px 14px; font-size: .9rem;
}
.ai-badge {
  display: inline-block; background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; font-weight: 700; font-size: .75rem; padding: 3px 10px;
  border-radius: 999px; margin-bottom: 10px;
}
.ai-itin h3 { margin: 16px 0 4px; font-size: 1.15rem; }
.ai-itin h4 { margin: 14px 0 4px; color: var(--accent-2); border-left: 4px solid var(--accent-2); padding-left: 10px; }
.ai-itin ul { margin: 6px 0; padding-left: 20px; }
.ai-itin li { margin: 3px 0; }
.ai-itin p { margin: 6px 0; }

/* ---------------- Itinerary modal ---------------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(8, 40, 55, .55);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 12px;
  overflow-y: auto;
  z-index: 100;
}
.modal[hidden] { display: none; }
.modal-card {
  background: #fff;
  border-radius: var(--radius);
  max-width: 680px;
  width: 100%;
  padding: 24px;
  position: relative;
  box-shadow: 0 20px 60px rgba(8, 40, 55, .35);
  margin: auto;
}
.modal-close {
  position: absolute; top: 12px; right: 14px;
  border: none; background: var(--field);
  width: 34px; height: 34px; border-radius: 50%;
  font-size: 1.3rem; line-height: 1; cursor: pointer; color: var(--muted);
}
.modal-close:hover { background: #ffe4e6; color: #be123c; }
.modal-card h2 { margin: 0 0 16px; }

.itin-prefs { border-bottom: 2px solid var(--field); padding-bottom: 18px; margin-bottom: 18px; }
.itin-prefs .check { margin: 14px 0; }
.itin-prefs .btn.primary { margin-top: 4px; }

.itin-summary {
  background: var(--field);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: .92rem;
}
.itin-summary div { margin: 4px 0; }

.itin-day { margin-bottom: 18px; }
.itin-day-head {
  font-weight: 800;
  color: var(--text);
  border-left: 4px solid var(--accent-2);
  padding-left: 10px;
  margin-bottom: 8px;
}
.itin-zone { color: var(--accent-2); font-weight: 600; font-size: .9rem; margin-left: 6px; }
.itin-blocks { list-style: none; margin: 0; padding: 0; }
.itin-block {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 7px 10px;
  border-radius: 8px;
}
.itin-block.meal { background: #fff7ed; }
.itin-time { font-variant-numeric: tabular-nums; color: var(--muted); font-size: .82rem; min-width: 92px; font-weight: 600; }
.itin-title { font-weight: 600; color: var(--text); }
.itin-meta { color: var(--muted); font-size: .8rem; margin-left: auto; white-space: nowrap; }

.itin-export {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 2px solid var(--field);
}
.export-label { font-weight: 700; color: var(--text); margin-right: 4px; }

@media (max-width: 480px) {
  .itin-meta { display: none; }
  .itin-time { min-width: 84px; }
}

footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 0 16px 40px; }

@media (max-width: 560px) {
  .hero h1 { font-size: 2.2rem; }
  .hero { min-height: 300px; }
}