/* Airport split who else? · departure board + boarding pass. Paper, flap-board black, aviation blue, gate green. Lab CSP: no inline styles. */
@font-face{font-family:Inter;src:url(/fonts/inter-latin-wght-normal.woff2) format("woff2");font-weight:100 900;font-display:swap}
:root{--paper:#F3F1EA;--paper2:#E7E3D8;--card:#FFFFFF;--ink:#14171C;--text:#2E333B;--text2:#4E5560;--board:#111418;--flap:#1D2229;--flapText:#F4F1E6;
--sky:#0B5CAD;--skyDeep:#08427C;--skyBg:#E3EEF9;--gate:#0A7B47;--gateBg:#E1F3E9;--warn:#9A2A10;--warnBg:#FBE9E2;--hold:#8A5A00;--holdBg:#FBF0D9;
--aiFill:#5B3FD1;--aiBg:#EDE6FE;--aiText:#4A2EA0;--line:#CFCABD;--ease:cubic-bezier(.2,.8,.2,1)}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--paper2)}
body{font-family:Inter,system-ui,sans-serif;color:var(--ink);-webkit-font-smoothing:antialiased;min-height:100vh;background:var(--paper2)}
.frame{max-width:520px;margin:0 auto;min-height:100vh;padding:0 0 64px;background:var(--paper)}
button,select,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit}
:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;z-index:50;background:#fff;padding:10px 14px;border-radius:8px}
.top{height:60px;display:flex;align-items:center;gap:10px;padding:8px 14px 0;background:var(--board);color:var(--flapText)}
.ib{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;text-decoration:none;background:var(--flap);color:var(--flapText)}
.ib svg{width:22px;height:22px}
.pill{font-size:13px;font-weight:700;letter-spacing:.04em;padding:6px 12px;border-radius:999px;border:1px solid #3A414B;color:var(--flapText)}
/* hero: split-flap departures board */
.hero{background:var(--board);color:var(--flapText);padding:14px 18px 22px}
.dep{border-radius:10px;background:#0A0C0F;padding:10px;margin:4px 0 16px;box-shadow:inset 0 0 0 1px #262C34}
.dep .hd{display:grid;grid-template-columns:4.2em 1fr 4.6em;gap:8px;font-size:12px;font-weight:800;letter-spacing:.14em;color:#A9B0BA;padding:0 2px 6px}
.row{display:grid;grid-template-columns:4.2em 1fr 4.6em;gap:8px;align-items:center;padding:3px 0}
.fl{display:inline-flex;gap:2px}
.fl i{font-style:normal;display:inline-grid;place-items:center;width:1.05em;height:1.45em;background:var(--flap);border-radius:3px;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;position:relative;color:var(--flapText)}
.fl i::after{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:#0A0C0F}
.row .to{font-weight:700;font-size:14px;color:var(--flapText);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.st{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:3px 6px;border-radius:4px;text-align:center}
.st.ok{background:#11331F;color:#7BE0A5}.st.go{background:#0E2C4D;color:#9CC8F5}
.eyebrow{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#B9C0CA}
.h1{font-weight:900;font-size:38px;line-height:1.04;letter-spacing:-.03em;margin:8px 0 10px}
.h1 em{font-style:normal;display:block;color:#9CC8F5}
.lede{font-size:17px;line-height:1.45;color:#DCE0E6}
.illo{font-size:12px;color:#A9B0BA;margin-top:8px}
#app{padding:4px 14px}
/* stepper */
.steps{display:flex;gap:6px;margin:14px 0 4px;list-style:none}
.steps li{flex:1;font-size:12px;font-weight:700;color:var(--text2);border-top:4px solid var(--line);padding-top:6px}
.steps li.on{color:var(--ink);border-color:var(--sky)}.steps li.done{border-color:var(--gate)}
.card{background:var(--card);border-radius:14px;padding:16px;margin:12px 0;border:1px solid var(--line)}
.h2{font-size:22px;font-weight:900;letter-spacing:-.02em}
.h3{font-size:18px;font-weight:800;letter-spacing:-.01em;margin-bottom:6px}
p{line-height:1.45}
.note{font-size:15px;color:var(--text);padding:12px 4px}
.small{font-size:13px;color:var(--text2)}
.muted{color:var(--text2)}
.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 16px;border-radius:12px;font-weight:700;font-size:15px;background:var(--paper);border:2px solid var(--ink);text-decoration:none;transition:transform .15s var(--ease)}
.btn:active{transform:translateY(1px)}
.btn.pri{background:var(--sky);border-color:var(--sky);color:#fff}
.btn.go{background:var(--gate);border-color:var(--gate);color:#fff}
.btn.wide{width:100%}
.btn.ghost{border-color:var(--line)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.linkbtn{min-height:44px;padding:0 8px;font-weight:700;text-decoration:underline;color:var(--skyDeep)}
.seg{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0}
.seg button{min-height:44px;padding:0 14px;border-radius:10px;border:2px solid var(--line);font-weight:700;background:var(--card)}
.seg button[aria-pressed="true"]{border-color:var(--sky);background:var(--skyBg);color:var(--skyDeep)}
/* airport tiles */
.apts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
.apt{min-height:96px;border-radius:12px;border:2px solid var(--line);background:var(--card);padding:10px 8px;text-align:left;display:flex;flex-direction:column;gap:4px}
.apt[aria-pressed="true"]{border-color:var(--sky);box-shadow:0 0 0 2px var(--sky) inset}
.apt b{font-size:24px;font-weight:900;letter-spacing:.02em}
.apt span{font-size:12px;color:var(--text2);line-height:1.25}
.chip{display:inline-block;font-size:12px;font-weight:800;padding:2px 7px;border-radius:999px;letter-spacing:.02em;width:fit-content}
.chip.ok{background:var(--gateBg);color:var(--gate)}.chip.bad{background:var(--warnBg);color:var(--warn)}.chip.unk{background:var(--paper2);color:var(--text2)}
label.f{display:flex;align-items:center;min-height:44px;font-weight:700;font-size:14px;margin:4px 0 0}
select,input[type=text],input[type=time]{width:100%;min-height:48px;border:2px solid var(--line);border-radius:10px;padding:0 12px;background:var(--card);font-size:16px}
input[type=text]{text-transform:uppercase;letter-spacing:.1em;font-weight:800;width:6.5em}
.chk{display:flex;gap:10px;align-items:center;min-height:44px;width:100%;padding:4px 0;font-size:15px;cursor:pointer}
.chk input{width:22px;height:22px}
/* windows */
.days{display:flex;gap:6px;overflow-x:auto;padding:4px 0 8px}
.days button{min-height:44px;padding:0 14px;border-radius:999px;border:2px solid var(--line);font-weight:700;white-space:nowrap;background:var(--card)}
.days button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.wins{list-style:none;display:flex;flex-direction:column;gap:6px}
.win{width:100%;min-height:56px;display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;padding:8px 12px;border-radius:10px;border:2px solid var(--line);background:var(--card);text-align:left}
.win b{font-size:16px;font-variant-numeric:tabular-nums}
.win .meta{font-size:12px;color:var(--text2)}
.win.has{border-color:var(--gate)}
.win[aria-pressed="true"]{border-color:var(--sky);background:var(--skyBg)}
.tag{font-size:12px;font-weight:800;padding:4px 8px;border-radius:6px;background:var(--gateBg);color:var(--gate);white-space:nowrap}
.tag.me{background:var(--skyBg);color:var(--skyDeep)}
.tag.dim{background:var(--paper2);color:var(--text2)}
/* seats */
.pips{display:inline-flex;gap:4px;vertical-align:middle}
.pips i{width:16px;height:22px;border-radius:4px 4px 2px 2px;border:2px solid var(--ink);background:var(--card)}
.pips i.t{background:var(--ink)}
.group{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px solid var(--line)}
.group:first-of-type{border-top:0}
/* fare */
.fare{background:var(--skyBg);border-radius:12px;padding:12px 14px;margin:12px 0}
.fare .big{font-size:28px;font-weight:900;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.fare .lab{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--skyDeep)}
.fare table{width:100%;border-collapse:collapse;margin-top:8px;font-variant-numeric:tabular-nums;font-size:14px}
.fare th,.fare td{text-align:left;padding:4px 0;border-top:1px solid #C6D9EE}
.fare td:last-child,.fare th:last-child{text-align:right}
.provs{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.provs a{min-height:56px;display:flex;flex-direction:column;justify-content:center;padding:8px 12px;border-radius:10px;border:2px solid var(--line);text-decoration:none;background:var(--card)}
.provs a b{font-size:15px}.provs a span{font-size:12px;color:var(--text2)}
/* status */
.faa{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:10px;margin:10px 0;font-size:14px}
.faa.ok{background:var(--gateBg)}.faa.bad{background:var(--warnBg)}.faa.unk{background:var(--paper2)}
.faa b{display:block}
/* boarding pass */
.pass{background:var(--card);border-radius:16px;margin:14px 0;border:1px solid var(--line);overflow:hidden;box-shadow:0 8px 22px rgba(20,23,28,.12)}
.pass .ph{background:var(--sky);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:800;letter-spacing:.08em;font-size:12px;text-transform:uppercase}
.pass .route{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:8px;padding:16px}
.pass .code{font-size:40px;font-weight:900;letter-spacing:.02em;line-height:1}
.pass .route .r{text-align:right}
.pass .sub{font-size:12px;color:var(--text2);margin-top:4px}
.pass .plane svg{width:30px;height:30px;color:var(--sky)}
.pass .perf{height:0;border-top:2px dashed var(--line);margin:0 16px;position:relative}
.pass .perf::before,.pass .perf::after{content:"";position:absolute;top:-11px;width:20px;height:20px;border-radius:50%;background:var(--paper)}
.pass .perf::before{left:-27px}.pass .perf::after{right:-27px}
.pass .grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px 16px}
.pass .k{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--text2)}
.pass .v{font-size:16px;font-weight:800}
.seats{list-style:none;padding:0 16px 8px}
.seat{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px solid var(--line)}
.seat .ini{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;font-weight:900;background:var(--ink);color:#fff;letter-spacing:.04em}
.seat.me .ini{background:var(--sky)}
.seat .who{flex:1;font-size:14px}
.here{font-size:12px;font-weight:800;color:var(--gate)}
.pass .acts{display:flex;flex-direction:column;gap:8px;padding:12px 16px 16px}
.menu,.menu>div{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.menu>div{margin-top:0}
/* AI helper */
.ai{border:2px solid var(--aiFill);background:var(--aiBg);border-radius:14px;padding:14px;margin:12px 0}
.aibadge{display:inline-block;font-size:12px;font-weight:800;color:#fff;background:var(--aiFill);padding:3px 9px;border-radius:999px;margin-bottom:6px}
.ai p{color:var(--aiText)}
.ai select{border-color:#C9BDF5}
.err{color:var(--warn);font-weight:700;font-size:14px;margin-top:8px}
.paused{background:var(--holdBg);color:var(--hold);border-radius:10px;padding:10px 12px;font-size:14px;font-weight:600;margin:10px 0}
.foot{padding:22px 18px 10px;border-top:1px solid var(--line);margin-top:22px}
.foot .small a{display:inline-block;padding:13px 2px;line-height:18px}
.foot ul{padding-left:18px;margin:6px 0 12px}.foot li{margin:6px 0;font-size:14px;line-height:1.45;color:var(--text)}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);max-width:min(92vw,480px);background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;font-size:14px;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.hide{display:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.pass .code.from{font-size:20px;line-height:1.15}
/* round 2: the map pin is a real 44 px button; fare source links get a 44 px tall tap area */
.btn.mapbtn{margin-top:8px;font-size:14px;width:100%}
.srclink{display:inline-block;padding:13px 2px;line-height:18px}

.srchd{margin:8px 0 0;font-weight:700}
.srcs{list-style:none;margin:0;padding:0}
.srcs li{margin:0}
.srcs .srclink{display:block;padding:13px 0}