:root{
  --mrt-blue:#005baa;
  --mrt-blue-2:#0078c8;
  --sky:#eaf6ff;
  --deep:#06345f;
  --ink:#142033;
  --muted:#6b7a90;
  --green:#00a86b;
  --orange:#f6a400;
  --line:#dce8f2;
  --soft:#f7fbff;
  --card:#ffffff;
  --shadow:0 18px 45px rgba(0,55,105,.10);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#fff}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}.topbar{background:var(--mrt-blue);color:#fff;font-size:13px}.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:9px 0}.nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 6px 24px rgba(0,37,74,.05)}.nav .container{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--mrt-blue)}.brand-logo{min-width:210px}.site-logo{display:block;width:210px;max-width:100%;height:auto;object-fit:contain}.brand-text{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.menu{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:800;color:#23435f}.menu a{position:relative;padding:8px 0}.menu a:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;background:var(--orange);border-radius:999px;transition:.25s}.menu a:hover{color:var(--mrt-blue)}.menu a:hover:after{right:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;background:var(--mrt-blue);color:#fff;padding:12px 18px;font-weight:900;box-shadow:0 10px 22px rgba(0,91,170,.20);cursor:pointer}.btn:hover{background:var(--mrt-blue-2)}.btn.secondary{background:#fff;color:var(--mrt-blue);border:1px solid var(--line);box-shadow:none}.hero{position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(0,91,170,.94) 0%,rgba(0,91,170,.86) 42%,rgba(0,91,170,.35) 100%),linear-gradient(135deg,#dff3ff,#fff);color:#fff;padding:74px 0 66px}.hero:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 24px);pointer-events:none}.hero:after{content:"";position:absolute;right:-100px;bottom:-160px;width:520px;height:520px;border:80px solid rgba(255,255,255,.12);border-radius:50%}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 420px;gap:38px;align-items:center}.badge{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--mrt-blue);border-radius:999px;padding:9px 14px;font-size:13px;font-weight:900}.hero h1{margin:18px 0 14px;font-size:clamp(38px,5vw,64px);line-height:1.04;letter-spacing:-1.7px;max-width:760px}.hero p{font-size:18px;line-height:1.72;color:#e9f7ff;max-width:760px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.route-card,.planner{background:#fff;color:var(--ink);border-radius:18px;padding:24px;box-shadow:0 24px 70px rgba(0,24,55,.20);border-top:6px solid var(--orange)}.route-card h2,.planner h2{margin:0 0 16px;color:var(--deep)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field label{display:block;margin:0 0 7px;font-size:13px;font-weight:900;color:#315069}.field select,.field input,.searchbar input{width:100%;padding:14px 15px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-weight:750}.field select:focus,.field input:focus,.searchbar input:focus{outline:3px solid rgba(0,91,170,.15);border-color:var(--mrt-blue)}.section{padding:66px 0}.section:nth-of-type(even){background:var(--soft)}.section-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:26px}.section-title h2{margin:0;color:var(--deep);font-size:clamp(28px,4vw,42px);letter-spacing:-1px}.section-title p{margin:8px 0 0;color:var(--muted);line-height:1.7;max-width:720px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);overflow:hidden}.card:before{content:"";position:absolute;left:0;top:0;width:100%;height:5px;background:linear-gradient(90deg,var(--mrt-blue),var(--orange))}.card-icon{width:54px;height:54px;border-radius:14px;background:var(--sky);display:grid;place-items:center;font-size:25px;margin-bottom:14px}.card h3,.news h3{margin:0 0 9px;color:var(--deep)}.card p,.news p{color:var(--muted);line-height:1.68}.pill-list{display:flex;flex-wrap:wrap;gap:10px}.pill{display:inline-flex;align-items:center;gap:6px;padding:10px 13px;background:#fff;border:1px solid #cfe5f6;border-left:4px solid var(--mrt-blue);border-radius:10px;font-size:13px;font-weight:900;color:#24526f}.station-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.station{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;box-shadow:0 12px 26px rgba(0,55,105,.06);transition:.2s}.station:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.station b{display:block;color:var(--deep);margin-bottom:5px}.station span{display:block;color:var(--muted);font-size:13px;line-height:1.55}.mini-link{display:inline-flex;margin-top:11px;color:var(--mrt-blue);font-size:13px;font-weight:900}.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.news{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}.news small{display:inline-flex;color:#fff;background:var(--green);border-radius:999px;padding:5px 9px;font-weight:900}.timeline{position:relative;padding-left:20px}.timeline:before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:3px;background:linear-gradient(var(--mrt-blue),var(--green));border-radius:10px}.step{position:relative;background:#f9fcff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}.step:before{content:"";position:absolute;left:-20px;top:18px;width:14px;height:14px;background:#fff;border:4px solid var(--mrt-blue);border-radius:50%}.step strong{display:block;color:var(--deep)}.meta{color:var(--muted);font-size:13px;margin-top:4px}.backlink-box{background:linear-gradient(135deg,#eef8ff,#fff);border:1px dashed #8cc9f1;border-radius:18px;padding:24px}.notice,.logo-note{background:#fff8e3;border:1px solid #ffdc8f;color:#674900;border-radius:12px;padding:14px;font-weight:750}.searchbar{display:flex;gap:10px;flex-wrap:wrap}.source-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.source-list a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;font-weight:900;color:var(--deep);box-shadow:0 10px 24px rgba(0,55,105,.05)}.footer{background:#06345f;color:#dff3ff;padding:38px 0;margin-top:30px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:24px}.footer h3,.footer h4{color:#fff;margin-top:0}.footer a{display:block;margin:9px 0;color:#e8f7ff}.station:target{outline:3px solid var(--orange);box-shadow:0 0 0 8px rgba(246,164,0,.14)}@media(max-width:900px){.hero-grid,.footer-grid{grid-template-columns:1fr}.cards,.news-grid{grid-template-columns:1fr}.station-grid{grid-template-columns:repeat(2,1fr)}.menu{display:none}.hero{padding:54px 0 42px}.route-card{max-width:560px}.form-grid{grid-template-columns:1fr}.source-list{grid-template-columns:1fr 1fr}}@media(max-width:540px){.topbar .container{font-size:12px}.site-logo{width:170px}.brand-logo{min-width:170px}.nav .btn{display:none}.station-grid,.source-list{grid-template-columns:1fr}.section{padding:44px 0}.hero h1{font-size:38px}.route-card,.planner{border-radius:14px;padding:18px}}