:root{
  --bg:#f4f8ff;
  --bg-2:#eaf2ff;
  --card:#ffffff;
  --card-soft:#f7fbff;
  --line:#d5e2f2;
  --line-soft:#e5eef8;
  --text:#16324c;
  --muted:#698099;
  --soft:#96a8ba;
  --brand:#2563eb;
  --brand-2:#7c3aed;
  --brand-3:#0ea5a4;
  --brand-soft:#ebf3ff;
  --accent:#0f9d7a;
  --accent-soft:#ebf9f4;
  --warn:#9b6b00;
  --warn-soft:#fff5e1;
  --ride:#64748b;
  --ride-soft:#f1f5f9;
  --train:#0f766e;
  --train-soft:#ecfdf5;
  --bus:#b45309;
  --bus-soft:#fff7ed;
  --flight:#7c3aed;
  --flight-soft:#f5f3ff;
  --ferry:#0f766e;
  --ferry-soft:#ecfeff;
  --shadow:0 16px 40px rgba(24,50,76,.08);
  --shadow-sm:0 10px 24px rgba(24,50,76,.06);
  --radius:18px;
  --radius-sm:12px;
  --max:1180px;
  --ease:cubic-bezier(.2,.8,.2,1);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}

body{
  min-height:100vh;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(37,99,235,.10), transparent 26%),
    radial-gradient(circle at 85% 15%, rgba(124,58,237,.09), transparent 22%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
}

.container{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  padding:24px 0 64px;
}

.hero{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(360px,430px);
  gap:18px;
  align-items:stretch;
}

.hero-copy,
.search-card,
.route,
.mini,
.legend,
.note{
  animation:fadeUp .55s var(--ease) both;
}

.hero-copy{
  position:relative;
  overflow:hidden;
  background:linear-gradient(180deg,#ffffff 0%,#f8fbff 100%);
  border:1px solid var(--line);
  border-radius:30px;
  padding:30px;
  box-shadow:var(--shadow);
  display:grid;
  gap:16px;
}

.hero-copy::before{
  content:"";
  position:absolute;
  inset:auto -60px -80px auto;
  width:220px;
  height:220px;
  background:radial-gradient(circle, rgba(14,165,164,.20), transparent 62%);
  pointer-events:none;
}

.hero-copy::after{
  content:"";
  position:absolute;
  inset:-60px auto auto -40px;
  width:180px;
  height:180px;
  background:radial-gradient(circle, rgba(124,58,237,.15), transparent 68%);
  pointer-events:none;
}

.eyebrow{
  color:var(--brand);
  font-size:.82rem;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.hero-title{
  margin:0;
  line-height:.95;
  letter-spacing:-.055em;
  font-weight:900;
  font-size:clamp(2.4rem,6vw,5rem);
  max-width:11ch;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-3) 40%,var(--brand-2) 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  text-shadow:0 8px 24px rgba(37,99,235,.12);
  transform:translateZ(0);
}

.hero-sub{
  margin:0;
  max-width:60ch;
  color:var(--muted);
  line-height:1.7;
  font-size:1rem;
}

.hero-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:2px;
}

.mini{
  border:1px solid var(--line-soft);
  border-radius:16px;
  background:linear-gradient(180deg,#fbfdff,#f5faff);
  padding:14px;
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}

.mini:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-sm);
  border-color:#cdddff;
}

.mini strong{
  display:block;
  margin-bottom:6px;
  font-size:.95rem;
}

.mini span{
  color:var(--muted);
  font-size:.9rem;
  line-height:1.5;
}

.note{
  border:1px solid #f1dfb4;
  background:linear-gradient(180deg,#fffaf0,#fff5df);
  color:#845e0b;
  border-radius:16px;
  padding:14px 16px;
  font-size:.92rem;
  line-height:1.6;
}

.search-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:30px;
  padding:22px;
  box-shadow:var(--shadow);
  display:grid;
  gap:14px;
}

.search-card h2{
  margin:0;
  font-size:1.08rem;
  letter-spacing:-.02em;
}

.form{
  display:grid;
  gap:14px;
}

.row{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}

.field{
  display:grid;
  gap:8px;
}

label{
  font-size:.88rem;
  color:var(--muted);
  font-weight:700;
}

input[type="text"], select{
  width:100%;
  height:50px;
  border:1px solid var(--line);
  outline:none;
  border-radius:14px;
  background:#fff;
  color:var(--text);
  padding:0 14px;
  font-size:1rem;
  transition:border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

input[type="text"]:focus, select:focus{
  border-color:#98bdf1;
  box-shadow:0 0 0 4px rgba(31,111,214,.12);
}

select{
  appearance:none;
  -webkit-appearance:none;
  -moz-appearance:none;
  background-image:
    linear-gradient(45deg, transparent 50%, #6c84a0 50%),
    linear-gradient(135deg, #6c84a0 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 3px),
    calc(100% - 16px) calc(50% - 3px);
  background-size:6px 6px, 6px 6px;
  background-repeat:no-repeat;
  padding-right:42px;
}

.helper,.muted{
  color:var(--muted);
  font-size:.92rem;
  line-height:1.6;
}

.actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

.toggle{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.94rem;
  user-select:none;
}

.toggle input{
  width:18px;
  height:18px;
  accent-color:var(--brand);
}

button{
  border:0;
  outline:0;
  cursor:pointer;
  height:48px;
  padding:0 18px;
  border-radius:14px;
  background:linear-gradient(135deg,#3b82f6,var(--brand) 55%,var(--brand-2));
  color:#fff;
  font-weight:800;
  font-size:.96rem;
  letter-spacing:.01em;
  box-shadow:0 10px 22px rgba(37,99,235,.18);
  transition:transform .18s var(--ease), filter .18s var(--ease), box-shadow .18s var(--ease);
}

button:hover{
  filter:brightness(1.03);
  box-shadow:0 14px 28px rgba(37,99,235,.22);
}

button:active{
  transform:translateY(1px) scale(.99);
}

.status{
  min-height:24px;
  color:var(--brand);
  font-size:.92rem;
}

.section{
  margin-top:24px;
  display:grid;
  gap:14px;
}

.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

.section-head h2{
  margin:0;
  font-size:1.42rem;
  letter-spacing:-.03em;
}

.section-head p{
  margin:6px 0 0;
  color:var(--muted);
}

.legend{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:16px;
  background:linear-gradient(180deg,#fff,#f8fbff);
  box-shadow:var(--shadow-sm);
}

.legend-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid var(--line-soft);
  background:#fff;
  font-size:.84rem;
  font-weight:800;
  color:var(--text);
}

.legend-dot{
  width:10px;
  height:10px;
  border-radius:999px;
  display:inline-block;
}

.controls{
  display:grid;
  grid-template-columns:auto minmax(190px,220px) auto minmax(190px,220px);
  gap:10px;
  align-items:center;
}

.side-tab{
  height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-weight:800;
  font-size:.9rem;
  box-shadow:none;
}

.side-tab.active{
  background:var(--brand-soft);
  border-color:#cfe0fb;
  color:var(--brand);
}

.results{
  display:grid;
  gap:18px;
}

.block{
  display:grid;
  gap:12px;
}

.block-head{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-weight:700;
}

.chip,.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:28px;
  padding:0 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:.8rem;
  font-weight:700;
  color:var(--text);
}

.chip{
  background:#eef5ff;
  color:var(--brand);
  border-color:#d7e6fe;
}

.badge.primary{
  background:var(--brand-soft);
  color:var(--brand);
  border-color:#d7e6fe;
}

.badge.green{
  background:var(--accent-soft);
  color:var(--accent);
  border-color:#cdeee4;
}

.badge.orange{
  background:var(--warn-soft);
  color:var(--warn);
  border-color:#f3dfb2;
}

.route-list{
  display:grid;
  gap:12px;
}

.route{
  border:1px solid var(--line);
  border-radius:20px;
  background:#fff;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}

.route:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow);
  border-color:#c9daf2;
}

.route summary{
  list-style:none;
  cursor:pointer;
}

.route summary::-webkit-details-marker{
  display:none;
}

.route-sum{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:18px;
  padding:18px;
  align-items:start;
}

.route-main{
  display:grid;
  gap:12px;
  min-width:0;
}

.topline{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}

.expand{
  margin-left:auto;
  color:var(--soft);
  transition:transform .18s ease;
}

.route[open] .expand{
  transform:rotate(180deg);
}

.path{
  font-size:1.04rem;
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.5;
  word-break:break-word;
}

.path .arrow{
  color:#95a8bb;
  padding:0 4px;
}

.sub{
  color:var(--muted);
  font-size:.94rem;
}

.transfer-strip{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.transfer-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  max-width:100%;
  padding:0 10px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:.83rem;
  font-weight:800;
  white-space:nowrap;
  transition:transform .16s var(--ease), filter .16s var(--ease);
}

.transfer-pill:hover{
  transform:translateY(-1px);
  filter:brightness(1.02);
}

.transfer-pill .dot{
  width:8px;
  height:8px;
  border-radius:999px;
  flex:0 0 auto;
}

.transfer-pill .name{
  overflow:hidden;
  text-overflow:ellipsis;
}

.transfer-pill .meta{
  color:inherit;
  opacity:.82;
  font-weight:700;
}

.transfer-rideshare{
  background:var(--ride-soft);
  color:var(--ride);
  border-color:#d9e2ec;
}

.transfer-rideshare .dot{
  background:var(--ride);
}

.transfer-train{
  background:var(--train-soft);
  color:var(--train);
  border-color:#b7efe1;
}

.transfer-train .dot{
  background:var(--train);
}

.transfer-bus{
  background:var(--bus-soft);
  color:var(--bus);
  border-color:#fed7aa;
}

.transfer-bus .dot{
  background:var(--bus);
}

.transfer-flight{
  background:var(--flight-soft);
  color:var(--flight);
  border-color:#ddd6fe;
}

.transfer-flight .dot{
  background:var(--flight);
}

.transfer-ferry{
  background:var(--ferry-soft);
  color:var(--ferry);
  border-color:#bae6fd;
}

.transfer-ferry .dot{
  background:var(--ferry);
}

.transfer-other{
  background:#f8fafc;
  color:#475569;
  border-color:#e2e8f0;
}

.transfer-other .dot{
  background:#475569;
}

.price{
  display:grid;
  gap:6px;
  justify-items:end;
  text-align:right;
  min-width:126px;
}

.amount{
  font-size:1.7rem;
  font-weight:900;
  letter-spacing:-.04em;
}

.miles{
  font-size:.92rem;
  color:var(--muted);
  font-weight:700;
}

.route-body{
  border-top:1px solid var(--line-soft);
  padding:18px;
  background:#fbfdff;
}

.panel{
  border:1px solid var(--line);
  border-radius:16px;
  background:#fff;
  padding:14px;
}

.panel h3{
  margin:0 0 10px;
  font-size:.98rem;
  letter-spacing:-.02em;
}

.stack{
  display:grid;
  gap:10px;
}

.segment-card{
  border:1px solid var(--line-soft);
  border-radius:14px;
  background:#fbfdff;
  padding:12px;
}

.segment-head{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:8px;
}

.segment-path{
  font-weight:800;
  line-height:1.5;
  margin-bottom:4px;
}

.segment-meta{
  color:var(--muted);
  font-size:.92rem;
}

.empty{
  padding:32px 18px;
  border:1px dashed #ccd9e8;
  border-radius:18px;
  background:#fbfdff;
  color:var(--muted);
  text-align:center;
}

.foot{
  margin-top:18px;
  color:var(--muted);
  font-size:.86rem;
}

@keyframes fadeUp{
  from{opacity:0;transform:translateY(14px)}
  to{opacity:1;transform:translateY(0)}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation:none !important;
    transition:none !important;
    scroll-behavior:auto !important;
  }
}

@media (max-width:980px){
  .hero{
    grid-template-columns:1fr;
  }
}

@media (max-width:820px){
  .controls{
    grid-template-columns:1fr 1fr;
  }
}

@media (max-width:720px){
  .container{
    width:min(var(--max),calc(100% - 20px));
    padding:18px 0 44px;
  }

  .hero-copy,.search-card{
    padding:20px;
    border-radius:22px;
  }

  .hero-grid{
    grid-template-columns:1fr;
  }

  .row{
    grid-template-columns:1fr;
  }

  .route-sum{
    grid-template-columns:1fr;
  }

  .price{
    justify-items:start;
    text-align:left;
  }

  button{
    width:100%;
  }

  .actions{
    align-items:stretch;
  }

  .controls{
    grid-template-columns:1fr;
  }
}

.hero-title{
  margin:0;
  line-height:1;
  letter-spacing:-.055em;
  font-weight:900;
  font-size:clamp(1.9rem,4.8vw,4.25rem);
  display:flex;
  flex-wrap:nowrap;
  white-space:nowrap;
  gap:.14em;
  align-items:center;
  max-width:none;
  letter-spacing:.08em;
}

.hero-title span{
  display:inline-block;
  -webkit-text-stroke:10px #000;
  text-stroke:10px #000;
  paint-order:stroke fill;
  flex:0 0 auto;
}

.title-bus{
  color:var(--bus);
}

.title-plane{
  color:var(--flight);
}

.title-train{
  color:var(--train);
}

button[disabled],
input[type="submit"][disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}