/* Theme: follows the device unless the user picks Light/Dark (sets data-theme on <html>). */
:root {
  --bg: #f1f5fb;          /* morning sky */
  --surface: #ffffff;
  --surface-2: #e7eef8;
  --ink: #12233b;
  --muted: #67788f;
  --line: #dce5f1;
  --accent: #2563a6;      /* ocean blue */
  --accent-soft: #dde9f7;
  --on-accent: #ffffff;
  --warm: #d9694c;        /* coral, for "pays" and highlights */
  --warm-soft: #fbe5de;
  --good: #23806a;
  --good-soft: #dbf1ea;
  --hero-glow: rgba(37, 99, 166, .10);
  --shadow: 0 1px 2px rgba(18, 35, 59, .04), 0 6px 20px rgba(18, 35, 59, .06);
  --radius: 18px;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c1626;        /* night sea */
    --surface: #132239;
    --surface-2: #1b2d48;
    --ink: #e6edf7;
    --muted: #8ea2be;
    --line: #22375a;
    --accent: #7db3ef;
    --accent-soft: #1c355a;
    --on-accent: #0c1626;
    --warm: #f09a80;
    --warm-soft: #3c2724;
    --good: #7fd1b3;
    --good-soft: #163a32;
    --hero-glow: rgba(125, 179, 239, .10);
    --shadow: none;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c1626;
  --surface: #132239;
  --surface-2: #1b2d48;
  --ink: #e6edf7;
  --muted: #8ea2be;
  --line: #22375a;
  --accent: #7db3ef;
  --accent-soft: #1c355a;
  --on-accent: #0c1626;
  --warm: #f09a80;
  --warm-soft: #3c2724;
  --good: #7fd1b3;
  --good-soft: #163a32;
  --hero-glow: rgba(125, 179, 239, .10);
  --shadow: none;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 600; }
p { margin: 0; }
a { color: var(--accent); }
svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- shell ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top) + 10px) 16px 10px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.topbar__brand { display: flex; align-items: center; gap: 10px; min-width: 0; font-family: var(--serif); font-size: 17px; }
.topbar__logo { width: 30px; height: 30px; flex: none; border-radius: 8px; box-shadow: 0 1px 3px rgba(18, 35, 59, .12); }
#brand { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.iconbtn {
  display: grid; place-items: center; width: 40px; height: 40px;
  border: 0; border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer;
}
.iconbtn:active { background: var(--surface-2); }
.is-loading .iconbtn svg { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.view {
  max-width: 640px; margin: 0 auto;
  padding: 4px 16px calc(env(safe-area-inset-bottom) + 96px);
}

.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: flex; justify-content: space-around;
  padding: 6px 8px calc(env(safe-area-inset-bottom) + 6px);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.tabbar a {
  flex: 1; max-width: 140px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 6px 0; border-radius: 12px;
  color: var(--muted); text-decoration: none; font-size: 11px; font-weight: 500;
}
.tabbar a.is-active { color: var(--accent); }
.tabbar a.is-active svg { stroke-width: 2.1; }

/* ---------- common ---------- */
.card {
  background: var(--surface); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow); border: 1px solid var(--line);
}
.section { margin-top: 28px; }
.section__title { font-family: var(--serif); font-size: 20px; margin-bottom: 12px; }
.section__title .muted { font-family: var(--sans); font-size: 13px; font-weight: 500; }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }
.prewrap { white-space: pre-line; }
.eyebrow { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.eyebrow--accent { color: var(--warm); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px; border-radius: 999px; font: 500 14px var(--sans);
  text-decoration: none; cursor: pointer; border: 0;
}
.btn svg { width: 17px; height: 17px; }
.btn--ghost { background: var(--accent-soft); color: var(--accent); }
.btn--text { background: none; color: var(--muted); padding-left: 4px; }

.chip { display: inline-flex; gap: 4px; font-size: 12px; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); color: var(--ink); }
.badge { font-size: 11px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.badge--confirmed, .badge--booked { background: var(--good-soft); color: var(--good); }
.badge--shortlisted, .badge--researching { background: var(--accent-soft); color: var(--accent); }
.badge--pending-payment { background: var(--warm-soft); color: var(--warm); }
.badge--skipped, .badge--cancelled { text-decoration: line-through; }
.pill { margin-left: auto; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); color: var(--muted); }
.pill--pos { background: var(--good-soft); color: var(--good); }
.pill--neg { background: var(--warm-soft); color: var(--warm); }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0 0; }
.stats--wrap { grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); }
.stats dt { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.stats dd { margin: 2px 0 0; font-weight: 600; font-variant-numeric: tabular-nums; }

.avatar {
  display: inline-grid; place-items: center; width: 30px; height: 30px; flex: none;
  border-radius: 50%; background: var(--accent-soft); color: var(--accent);
  font: 600 13px var(--sans);
}
.note { margin-top: 12px; padding: 10px 12px; border-radius: 12px; background: var(--surface-2); font-size: 14px; }

.empty { text-align: center; padding: 64px 16px; }
.empty__icon { font-size: 40px; margin-bottom: 8px; }
.empty .btn { margin-top: 16px; }
.spinner { width: 28px; height: 28px; margin: 0 auto 14px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--accent); animation: spin .9s linear infinite; }
.updated { text-align: center; color: var(--muted); font-size: 12px; margin-top: 36px; }

/* ---------- overview ---------- */
.hero { padding: 20px 2px 8px; margin: 0 -16px; padding-left: 18px; padding-right: 18px; background: radial-gradient(120% 90% at 100% 0%, var(--hero-glow), transparent 60%); }
.hero__title { font-family: var(--serif); font-size: 38px; line-height: 1.1; margin: 6px 0 8px; letter-spacing: -.01em; }
.hero__dates { color: var(--muted); }
.count { display: flex; align-items: baseline; gap: 8px; margin-top: 18px; }
.count__num { font-family: var(--serif); font-size: 56px; line-height: 1; color: var(--accent); }
.count__label { color: var(--muted); font-size: 15px; }
.travellers { display: flex; align-items: center; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
.avatar__name { margin-right: 10px; font-size: 14px; }

.nextup { margin-top: 22px; background: linear-gradient(160deg, var(--surface), var(--accent-soft)); }
.nextup__row { display: flex; gap: 14px; margin-top: 10px; }
.nextup__time { font-family: var(--serif); font-size: 26px; line-height: 1.1; color: var(--accent); min-width: 72px; }
.nextup__time small { display: block; font: 500 12px var(--sans); color: var(--muted); margin-top: 4px; }
.nextup__body h3 { font-size: 17px; }
.nextup__desc { margin-top: 10px; font-size: 14px; white-space: pre-line; }
.nextup__after { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line); font-size: 14px; }

.daystrip { display: flex; gap: 10px; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 2px 16px 6px; scroll-snap-type: x mandatory; }
.daystrip::-webkit-scrollbar { display: none; }
.daychip {
  flex: none; scroll-snap-align: start; min-width: 100px;
  display: flex; flex-direction: column; padding: 12px 14px; border-radius: 16px;
  background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink);
}
.daychip.is-today { border-color: var(--accent); }
.daychip__day { font-family: var(--serif); font-size: 17px; }
.daychip__date { font-size: 13px; color: var(--muted); }
.daychip__count { font-size: 12px; color: var(--accent); margin-top: 6px; }

.glance { display: flex; gap: 28px; margin-bottom: 14px; }
.glance > div { display: flex; flex-direction: column; }
.glance__num { font-family: var(--serif); font-size: 26px; font-variant-numeric: tabular-nums; }
.budgets { display: grid; gap: 12px; }
.budget__head { display: flex; align-items: center; gap: 10px; }
.bar { height: 6px; border-radius: 6px; background: var(--surface-2); margin-top: 14px; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--accent); border-radius: 6px; }
.budget .tiny { margin-top: 6px; }

/* ---------- itinerary ---------- */
.daytabs {
  position: sticky; top: calc(env(safe-area-inset-top) + 60px); z-index: 5;
  display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none;
  margin: 0 -16px; padding: 6px 16px 10px; background: var(--bg);
}
.daytabs::-webkit-scrollbar { display: none; }
.daytab {
  flex: none; display: flex; flex-direction: column; align-items: center;
  padding: 8px 14px; border-radius: 14px; min-width: 72px;
  text-decoration: none; color: var(--muted); background: var(--surface); border: 1px solid var(--line);
  font-weight: 600; font-size: 14px;
}
.daytab small { font-weight: 500; font-size: 11px; }
.daytab.is-today { border-color: var(--accent); }
.daytab.is-active { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }

.dayhead { padding: 14px 2px 16px; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.dayhead h1 { font-family: var(--serif); font-size: 26px; line-height: 1.2; }

.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 52px; top: 8px; bottom: 8px; width: 1px; background: var(--line); }
.tl { display: grid; grid-template-columns: 44px 1fr; gap: 16px; margin-bottom: 12px; position: relative; }
.tl::before { content: ""; position: absolute; left: 49px; top: 20px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.tl__time { font-weight: 600; font-size: 13px; padding-top: 14px; font-variant-numeric: tabular-nums; }
.tl__card { padding: 14px 16px; }
.tl__card summary { list-style: none; cursor: pointer; }
.tl__card summary::-webkit-details-marker { display: none; }
.tl__card h3 { font-size: 16px; margin-top: 8px; }
.tl__card summary .muted { font-size: 14px; margin-top: 2px; }
.tl__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.tl__more { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 14px; }
.tl__card[open] { border-color: var(--accent-soft); }

/* ---------- bookings ---------- */
.booking { margin-bottom: 12px; }
.booking h3 { font-size: 17px; }
.booking > .muted { margin-top: 4px; font-size: 14px; }
.booking.is-pending { opacity: .7; border-style: dashed; box-shadow: none; }
.when { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin-top: 12px; padding: 10px 12px; border-radius: 12px; background: var(--surface-2); font-size: 14px; font-weight: 500; }
.when__arrow { color: var(--muted); }
.copy { border: 0; background: none; padding: 0; font: inherit; color: var(--accent); cursor: pointer; }
.copy.is-copied::after { content: " Copied"; font-size: 11px; color: var(--good); }

/* ---------- settings ---------- */
.topbar__actions { display: flex; gap: 2px; }
.topbar__actions .iconbtn { text-decoration: none; }
.no-trip .tabbar, .no-trip #refresh { display: none; }
.lead { font-size: 16px; color: var(--muted); margin: -4px 2px 20px; }
.current h3 { font-family: var(--serif); font-size: 22px; margin-top: 6px; }
.linkform { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.linkform input {
  width: 100%; padding: 13px 14px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  font: 16px var(--sans); /* 16px stops iOS zooming on focus */
}
.linkform input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.formmsg:empty { display: none; }
.formmsg.is-error { color: var(--warm); font-size: 14px; }
.btn--solid { justify-content: center; padding: 13px 16px; background: var(--accent); color: var(--on-accent); font-weight: 600; }
.btn--solid:disabled { opacity: .6; }
.help { margin-top: 28px; }
.help ol { margin: 0; padding-left: 20px; color: var(--muted); font-size: 14px; }
.help li { margin-bottom: 8px; }
.help b { color: var(--ink); font-weight: 600; }
.danger { color: var(--warm); margin: 20px auto 0; display: block; }

/* ---------- theme toggle ---------- */
.icon-sun { display: none; }
[data-mode="dark"] .icon-sun { display: block; }
[data-mode="dark"] .icon-moon { display: none; }
.segmented { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; margin-top: 10px; border-radius: 14px; background: var(--surface-2); }
.segmented button { padding: 9px 0; border: 0; border-radius: 10px; background: transparent; color: var(--muted); font: 500 14px var(--sans); cursor: pointer; }
.segmented button.is-active { background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }
.appearance { margin-top: 16px; }

/* ---------- booking documents ---------- */
.btn--pdf { background: var(--warm-soft); color: var(--warm); }

/* ---------- itinerary expand / collapse all ---------- */
.dayhead--stack { flex-direction: column; align-items: stretch; gap: 6px; }
.dayhead__bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.btn--chip { padding: 7px 12px 7px 9px; gap: 4px; font-size: 13px; background: var(--surface); color: var(--accent); border: 1px solid var(--line); }
.btn--chip svg { width: 16px; height: 16px; stroke-width: 2; }
.btn--chip:active { background: var(--accent-soft); }

/* ---------- hover & focus ---------- */
.btn, .iconbtn, .tabbar a, .daytab, .daychip, .tl__card, .copy, .segmented button {
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease, transform .18s ease, filter .18s ease;
}
/* Only on devices with a real pointer, so taps on phones don't leave a stuck highlight. */
@media (hover: hover) and (pointer: fine) {
  .btn--ghost:hover { background: var(--accent); color: var(--on-accent); }
  .btn--pdf:hover { background: var(--warm); color: var(--surface); }
  .btn--solid:hover:not(:disabled) { filter: brightness(1.1); box-shadow: 0 4px 14px color-mix(in srgb, var(--accent) 35%, transparent); }
  .btn--chip:hover { background: var(--accent-soft); border-color: var(--accent); }
  .btn--text:hover { color: var(--accent); }
  .btn--text.danger:hover { color: var(--warm); text-decoration: underline; }
  .iconbtn:hover { background: var(--accent-soft); color: var(--accent); }
  .tabbar a:hover { color: var(--accent); background: var(--accent-soft); }
  .daytab:not(.is-active):hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
  .daychip:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
  .tl__card:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: 0 4px 18px color-mix(in srgb, var(--accent) 14%, transparent); }
  .copy:hover { text-decoration: underline; }
  .segmented button:not(.is-active):hover { color: var(--ink); background: color-mix(in srgb, var(--surface) 55%, transparent); }
}
:is(.btn, .iconbtn, .tabbar a, .daytab, .daychip, .copy, .segmented button, .tl__card summary):focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}