@font-face{font-family:'Overpass';font-style:normal;font-weight:600 800;font-display:swap;src:url(/fonts/Overpass.woff2) format('woff2')}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/AtkinsonHyperlegible-400.woff2) format('woff2')}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/AtkinsonHyperlegible-700.woff2) format('woff2')}
:root{
  --ink:#172642; --navy:#1f3157; --amber:#ffb81c; --paper:#f3f5f8; --white:#fff;
  --slate:#566174; --rule:#d6dde7; --link:#1f5fbf; --go:#1b7a4c; --go-bg:#e5f4ec; --stop:#b3261e; --stop-bg:#fbeceb;
  --display:'Overpass',Arial,Helvetica,sans-serif; --text:'Atkinson Hyperlegible',Arial,Helvetica,sans-serif;
  --measure:68ch; --wrap:1080px; --gutter:clamp(16px,4vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.6 var(--text)}
img,svg{max-width:100%;height:auto}
a{color:var(--link);text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid #e08a00;outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:1.08;letter-spacing:-.01em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(2.1rem,5.4vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.15rem);margin-top:0}
h3{font-size:1.2rem;font-weight:800}
p{margin:0 0 1em;max-width:var(--measure)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:-999px;top:0;background:var(--amber);color:var(--ink);padding:10px 14px;z-index:10}
.skip:focus{left:8px;top:8px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header */
.site-head{background:var(--white);border-bottom:1px solid var(--rule)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font:800 1.2rem/1 var(--display);color:var(--ink);text-decoration:none}
.brand-badge{display:grid;place-items:center;width:34px;height:30px;border-radius:4px;background:var(--navy);color:var(--amber);font-size:1rem}
.site-nav{display:flex;gap:4px 18px;flex-wrap:wrap;justify-content:flex-end}
.site-nav a{color:var(--ink);text-decoration:none;font-weight:700;font-size:.98rem;padding:6px 0}
.site-nav a:hover,.site-nav a[aria-current]{text-decoration:underline;text-decoration-color:var(--amber);text-decoration-thickness:3px}

/* sections */
.band{padding:clamp(40px,7vw,80px) 0}
.band-white{background:var(--white)}
.band-navy{background:var(--navy);color:#e8edf6}
.band-navy h2,.band-navy h3{color:#fff}
.band-navy a{color:var(--amber)}
.lede{font-size:1.2rem;color:var(--slate);max-width:60ch}
.band-navy .lede{color:#c9d3e4}
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,5vw,64px);align-items:start}
@media (max-width:820px){.two-col{grid-template-columns:1fr}}

/* LED destination sign (TransitPrep hero) */
.hero{background:var(--navy);color:#fff;padding:clamp(28px,5vw,56px) 0 clamp(40px,7vw,72px)}
.dest-sign{background:#000;border:10px solid #2a3a5f;border-radius:10px;padding:clamp(14px,3vw,26px) clamp(16px,3vw,30px);box-shadow:inset 0 0 0 2px #000,0 18px 40px rgba(0,0,0,.35);overflow:hidden}
.dest-line{position:relative;display:flex;align-items:baseline;gap:.6em;font:800 clamp(1.9rem,6.4vw,4.4rem)/1 var(--display);color:var(--amber);text-transform:uppercase;letter-spacing:.04em;white-space:nowrap;text-shadow:0 0 14px rgba(255,184,28,.55)}
.dest-line::after{content:'';position:absolute;inset:-4px -40px;background:radial-gradient(circle at center,transparent 0 1.6px,rgba(0,0,0,.72) 2.1px) 0 0/5px 5px;pointer-events:none}
.dest-route{flex:0 0 auto}
.dest-text{overflow:hidden;text-overflow:clip}
@media (prefers-reduced-motion:no-preference){
  .dest-text.flip{animation:flip .5s steps(4) both}
  @keyframes flip{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0)}}
}
.hero h1{color:#fff;margin-top:clamp(26px,4vw,44px);max-width:17ch}
.hero .lede{color:#c9d3e4}
.actions{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:6px;border:2px solid transparent;font:800 1.02rem/1 var(--display);text-decoration:none;cursor:pointer}
.btn-amber{background:var(--amber);color:var(--ink)}
.btn-amber:hover{background:#ffc94d}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:#2a4175}
.btn-quiet{background:transparent;color:inherit;border-color:currentColor}
.hero .btn-quiet{color:#fff}

/* topic list */
.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,4vw,40px);margin-top:28px}
@media (max-width:820px){.topics{grid-template-columns:1fr}}
.topic figure{margin:0 0 14px;height:120px;display:flex;align-items:flex-end}
.topic figure img{height:100%;width:auto}
.topic p{color:var(--slate)}

/* route-line steps (real sequence) */
.stops{list-style:none;margin:28px 0 0;padding:0;position:relative}
.stops::before{content:'';position:absolute;left:15px;top:8px;bottom:8px;width:8px;background:var(--navy);border-radius:4px}
.band-navy .stops::before{background:var(--amber)}
.stops li{position:relative;padding:0 0 26px 56px}
.stops li::before{content:'';position:absolute;left:5px;top:2px;width:28px;height:28px;border-radius:50%;background:var(--white);border:6px solid var(--navy)}
.band-navy .stops li::before{border-color:var(--amber);background:var(--navy)}
.stops h3{margin:0 0 4px}
.stops p{margin:0;color:var(--slate)}
.band-navy .stops p{color:#c9d3e4}
.stops .later::before{border-style:dotted}

/* city list */
.cities{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.cities li{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 16px;background:var(--white);border:1px solid var(--rule);border-radius:6px;font-weight:700}
.cities .status{font-weight:400;color:var(--slate);font-size:.95rem}
.cities .open .status{color:var(--go);font-weight:700}
.cities a{color:var(--ink)}

/* early access form */
.early{background:var(--white);color:var(--ink);border-radius:10px;padding:clamp(20px,3vw,32px);border:1px solid var(--rule)}
.early h2{font-size:1.6rem;color:var(--ink)}
.early a{color:var(--link)}
.field{display:grid;gap:6px;margin-bottom:16px}
.field label{font-weight:700}
.field input,.field select{font:inherit;min-height:48px;padding:10px 12px;border:2px solid #9aa6b8;border-radius:6px;background:#fff;color:var(--ink);width:100%}
.field input:focus,.field select:focus{border-color:var(--navy);outline:3px solid #ffd680;outline-offset:0}
.consent{display:flex;gap:10px;align-items:flex-start;margin:4px 0 18px;font-size:.98rem}
.consent input{width:22px;height:22px;margin-top:2px;flex:0 0 auto;accent-color:var(--navy)}
.hp{position:absolute;left:-5000px;width:1px;height:1px;opacity:0}
.form-status{margin:14px 0 0;font-weight:700;min-height:1.6em}
.form-status.ok{color:var(--go)}
.form-status.err{color:var(--stop)}

/* quiz */
.quiz{margin-top:24px}
.quiz-progress{display:flex;justify-content:space-between;gap:12px;font-weight:700;color:var(--slate);margin-bottom:12px}
.q{list-style:none;background:var(--white);border:1px solid var(--rule);border-radius:10px;padding:clamp(18px,3vw,28px);margin:0 0 18px}
.quiz-list{padding:0;margin:0}
.q fieldset{border:0;margin:0;padding:0;min-width:0}
.q legend{padding:0;margin-bottom:14px;font:800 1.28rem/1.25 var(--display);color:var(--ink)}
.q-num{display:block;font:700 .95rem/1.4 var(--text);color:var(--slate);margin-bottom:6px}
.q figure{margin:0 0 16px}
.q figure.sign img{width:120px;height:120px}
.q figure.map{max-width:720px}
.choices{display:grid;gap:10px}
.choice{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border:2px solid var(--rule);border-radius:8px;cursor:pointer;background:#fff}
.choice:hover{border-color:#9aa6b8}
.choice input{width:20px;height:20px;margin:2px 0 0;flex:0 0 auto;accent-color:var(--navy)}
.choice.is-right{border-color:var(--go);background:var(--go-bg)}
.choice.is-wrong{border-color:var(--stop);background:var(--stop-bg)}
.answer{margin-top:14px}
.answer summary{cursor:pointer;font-weight:700;color:var(--link)}
.answer p{margin:.6em 0 0}
.answer .verdict{font-weight:700}
.answer .verdict.good{color:var(--go)}
.answer .verdict.bad{color:var(--stop)}
.answer .source{font-size:.92rem;color:var(--slate)}
.quiz-score{background:var(--navy);color:#fff;border-radius:10px;padding:clamp(20px,3vw,30px);margin-top:8px}
.quiz-score h3{color:#fff;font-size:1.5rem}
.quiz-score p{color:#c9d3e4}

/* quiz hero (busoperatortest) */
.quiz-hero{background:var(--white);border-bottom:1px solid var(--rule);padding:clamp(28px,5vw,56px) 0}
.quiz-hero h1{max-width:20ch}

/* map figure */
.map-figure{background:var(--white);border:1px solid var(--rule);border-radius:10px;padding:12px;margin:24px 0}
.map-figure figcaption{font-size:.95rem;color:var(--slate);padding:8px 4px 0}
.callouts{padding-left:1.2em}
.callouts li{margin-bottom:.6em;max-width:var(--measure)}

/* prose pages */
.prose{max-width:760px}
.prose h2{margin-top:1.6em}
.prose ul,.prose ol{padding-left:1.2em}
.prose li{margin-bottom:.4em;max-width:var(--measure)}
.note{border-left:6px solid var(--amber);background:var(--white);padding:14px 18px;margin:20px 0;max-width:760px}
.updated{color:var(--slate);font-size:.95rem}

/* faq */
.faq details{background:var(--white);color:var(--ink);border:1px solid var(--rule);border-radius:8px;padding:14px 18px;margin-bottom:10px;max-width:820px}
.faq summary{cursor:pointer;font:800 1.08rem/1.3 var(--display)}
.faq details p{margin:.7em 0 0}
.faq a{color:var(--link)}

/* sign strip */
.sign-strip{display:flex;gap:14px;flex-wrap:wrap;margin:20px 0}
.sign-strip img{width:64px;height:64px}

/* footer */
.site-foot{background:var(--white);border-top:1px solid var(--rule);padding:32px 0 44px;font-size:.95rem;color:var(--slate)}
.site-foot .wrap{display:grid;gap:10px}
.site-foot nav{display:flex;gap:6px 20px;flex-wrap:wrap}
.site-foot a{color:var(--ink)}
@media (max-width:640px){.site-head .wrap{flex-wrap:wrap;gap:4px 16px;padding-top:12px;padding-bottom:8px}.site-nav{width:100%;justify-content:flex-start;gap:2px 18px}}