:root {
  --ink: #15221d;
  --muted: #68736e;
  --paper: #f3f0e9;
  --card: #fbfaf6;
  --line: #d8d7ce;
  --green: #244c3b;
  --lime: #c9ff58;
  --orange: #ef6a3a;
  --shadow: 0 28px 80px rgba(25, 42, 34, .12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 14%, rgba(201,255,88,.28), transparent 22rem),
    linear-gradient(135deg, transparent 0 48%, rgba(36,76,59,.035) 48% 49%, transparent 49% 100%),
    var(--paper);
  font: 15px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100vh;
}
.site-header, main, footer { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header { height: 88px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(21,34,29,.16); }
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: -.03em; display: flex; align-items: center; gap: 10px; font-size: 17px; }
.brand-logo { width: 48px; height: 48px; object-fit: cover; border-radius: 12px; box-shadow: 0 3px 12px rgba(21,34,29,.12); }
.hero { padding: 84px 0 52px; display: grid; grid-template-columns: 1fr .5fr; align-items: end; }
.eyebrow, .step { font-size: 11px; letter-spacing: .2em; font-weight: 800; }
.eyebrow { grid-column: 1 / -1; color: var(--orange); }
h1 { font: 500 clamp(48px, 8vw, 105px)/.88 Georgia, "Times New Roman", serif; letter-spacing: -.065em; margin: 16px 0 0; }
h1 em { color: var(--green); }
.intro { color: var(--muted); font-size: 17px; max-width: 420px; margin: 0 0 6px 30px; }
.feature-tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.feature-tab { border: 1px solid rgba(21,34,29,.16); background: rgba(255,255,255,.45); color: var(--muted); padding: 11px 22px; border-radius: 3px 3px 0 0; font-weight: 750; cursor: pointer; }
.feature-tab:hover { color: var(--green); border-color: var(--green); }
.feature-tab.active { background: var(--green); border-color: var(--green); color: white; }
.search-panel { background: var(--card); border: 1px solid rgba(21,34,29,.1); border-radius: 4px; box-shadow: var(--shadow); padding: 32px; }
.search-panel[hidden] { display: none; }
.coming-soon { min-height: 330px; background: var(--card); border: 1px solid rgba(21,34,29,.1); border-radius: 4px; box-shadow: var(--shadow); padding: 70px 32px; text-align: center; display: grid; place-content: center; }
.coming-soon[hidden] { display: none; }
.coming-soon h2 { font-size: 42px; }
.coming-soon p:last-child { color: var(--muted); font-size: 16px; margin: 18px 0 0; }
.panel-heading, .results-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 28px; }
.step { color: var(--orange); margin: 0 0 7px; }
h2 { font: 500 31px/1 Georgia, serif; letter-spacing: -.035em; margin: 0; }
.hint, .results-meta { color: var(--muted); font-size: 12px; }
label > span:first-child { display: block; color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.route-row { display: grid; grid-template-columns: 1fr 42px 1fr; gap: 12px; align-items: end; }
.input-wrap { display: flex; align-items: center; border-bottom: 1px solid var(--ink); padding: 4px 0 12px; }
.input-wrap b { font-size: 10px; letter-spacing: .16em; color: var(--orange); width: 60px; }
input, select, button { font: inherit; }
.input-wrap input { border: 0; background: transparent; color: var(--ink); min-width: 0; width: 100%; outline: 0; font: 500 34px/1.2 Georgia, serif; text-transform: uppercase; }
.input-wrap:focus-within { border-color: var(--orange); box-shadow: 0 1px var(--orange); }
.swap { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--green); cursor: pointer; margin-bottom: 9px; transition: .2s ease; }
.swap:hover { transform: rotate(180deg); border-color: var(--green); }
.options-row { display: grid; grid-template-columns: 1.05fr .9fr .9fr .9fr .7fr 1.2fr; gap: 14px; align-items: end; margin-top: 34px; }
.options-row input[type=date], .options-row select { width: 100%; height: 50px; border: 1px solid var(--line); border-radius: 3px; padding: 0 13px; color: var(--ink); background: #fff; outline: 0; }
.options-row input:focus, .options-row select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(36,76,59,.08); }
.check-label { height: 50px; display: flex; gap: 9px; align-items: center; border: 1px solid var(--line); padding: 0 12px; background: #fff; }
.check-label span { font-size: 13px; white-space: nowrap; }
.check-label input { accent-color: var(--green); }
.search-button { height: 50px; border: 0; border-radius: 3px; padding: 0 18px; background: var(--green); color: white; display: flex; align-items: center; justify-content: space-between; font-weight: 700; cursor: pointer; }
.search-button b { color: var(--lime); font-size: 20px; }
.search-button:hover { background: #183a2d; }
.search-button:disabled { opacity: .6; cursor: wait; }
.status { min-height: 78px; display: grid; place-items: center; color: var(--muted); }
.status.error { color: #a83624; }
.loader { width: 18px; height: 18px; border: 2px solid var(--line); border-top-color: var(--orange); border-radius: 50%; animation: spin .7s linear infinite; margin-right: 10px; display: inline-block; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }
.results-section { padding: 26px 0 70px; }
.results { display: grid; gap: 10px; }
.accuracy-warning { display: flex; align-items: flex-start; gap: 12px; background: #fff3d7; border: 1px solid #e5c477; border-left: 5px solid #d8952d; color: #684713; padding: 14px 17px; margin-bottom: 14px; font-size: 13px; }
.accuracy-warning strong { white-space: nowrap; }
.result-card { display: grid; grid-template-columns: 120px minmax(250px, 1fr) 150px 100px; align-items: center; gap: 18px; background: var(--card); border: 1px solid rgba(21,34,29,.11); padding: 22px 24px; transition: transform .18s ease, border-color .18s ease; }
.result-card.is-direct { background: #eaf7e4; border-color: #91b995; box-shadow: inset 5px 0 #4f8c62; }
.result-card:hover { transform: translateY(-2px); border-color: rgba(36,76,59,.42); }
.result-date strong, .route strong { display: block; font: 500 22px/1.1 Georgia, serif; }
.result-date small, .route small, .detail small, .miles small { color: var(--muted); }
.route strong { font-size: 25px; letter-spacing: .01em; }
.tags { display: flex; gap: 5px; margin-top: 5px; }
.tag { border: 1px solid var(--line); padding: 2px 6px; font-size: 10px; text-transform: uppercase; letter-spacing: .05em; }
.tag.direct { border-color: #8ca991; color: var(--green); background: #edf6e8; }
.miles { text-align: right; }
.miles strong { display: block; font: 500 25px/1 Georgia, serif; color: var(--green); }
.seats { text-align: center; background: rgba(201,255,88,.38); border-radius: 50%; width: 62px; height: 62px; display: grid; place-content: center; }
.seats strong { font-size: 19px; line-height: 1; }
.seats small { font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.trip-details { grid-column: 2 / -1; border-top: 1px solid var(--line); padding-top: 16px; display: grid; grid-template-columns: 1.25fr 1.25fr 1.35fr .8fr; gap: 18px; align-items: start; }
.trip-details > div > small { display: block; color: var(--muted); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 4px; }
.trip-details > div > strong { display: block; font-size: 13px; line-height: 1.45; }
.source-link { color: var(--green); font-size: 13px; font-weight: 800; text-decoration: underline; text-decoration-color: rgba(36,76,59,.3); text-underline-offset: 3px; }
.source-link span { color: var(--orange); margin-left: 5px; }
.flight-info span { display: block; color: var(--muted); font-size: 11px; line-height: 1.55; white-space: nowrap; }
.trip-meta { grid-column: 1 / -1; display: flex; align-items: center; gap: 6px; margin-top: -2px; }
.trip-meta > small { margin-left: auto; color: var(--muted); }
.disclaimer { color: var(--muted); font-size: 12px; border-left: 2px solid var(--orange); padding-left: 13px; margin-top: 22px; }
footer { border-top: 1px solid rgba(21,34,29,.16); min-height: 84px; display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
footer a { color: var(--green); font-weight: 750; }
@media (max-width: 850px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 55px; }
  .intro { margin-left: 0; }
  .options-row { grid-template-columns: repeat(2, 1fr); }
  .search-button { grid-column: 1 / -1; }
  .result-card { grid-template-columns: 100px minmax(220px, 1fr) 130px 80px; }
  .trip-details { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .site-header, main, footer { width: min(100% - 24px, 1180px); }
  .site-header { height: 76px; }
  .brand { font-size: 15px; }
  .brand-logo { width: 44px; height: 44px; border-radius: 10px; }
  .hero { padding: 40px 0 32px; }
  h1 { font-size: 52px; }
  .feature-tabs { gap: 4px; }
  .feature-tab { flex: 1; padding: 10px 8px; font-size: 13px; }
  .search-panel { padding: 22px 17px; }
  .panel-heading { align-items: start; }
  .hint { display: none; }
  .route-row { grid-template-columns: 1fr; }
  .swap { margin: -3px auto; transform: rotate(90deg); }
  .swap:hover { transform: rotate(270deg); }
  .options-row { grid-template-columns: 1fr; margin-top: 24px; }
  .search-button { grid-column: auto; }
  .result-card { grid-template-columns: 1fr 1fr; padding: 18px; }
  .result-date { grid-row: 1; grid-column: 1; }
  .seats { grid-row: 1; grid-column: 2; justify-self: end; }
  .route { grid-row: 2; grid-column: 1 / -1; }
  .miles { grid-row: 3; grid-column: 1; text-align: left; }
  .trip-details { grid-template-columns: 1fr; gap: 12px; }
  .trip-meta { grid-column: 1; flex-wrap: wrap; }
  .trip-meta > small { width: 100%; margin: 3px 0 0; }
  .accuracy-warning { display: block; }
  .accuracy-warning strong { display: block; margin-bottom: 4px; }
  footer { flex-direction: column; align-items: start; justify-content: center; gap: 5px; }
}