*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--brand: #2563eb;--accent: #14b8a6;--bg: #f7f8fb;--surface: #ffffff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--radius: 16px;--shadow: 0 1px 3px 0 rgb(0 0 0 / .07), 0 1px 2px -1px rgb(0 0 0 / .07);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .07), 0 2px 4px -2px rgb(0 0 0 / .07)}html{font-family:DM Sans,system-ui,sans-serif;font-size:16px;color:var(--text);background:var(--bg)}body{min-height:100dvh}.container{max-width:1080px;margin:0 auto;padding:0 20px}.topbar{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:56px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;font-weight:700;font-size:15px}.brand-logo{width:32px;height:32px;border-radius:8px}.back-link{font-size:13px;color:var(--muted);text-decoration:none}.back-link:hover{color:var(--brand)}.hero{background:linear-gradient(135deg,#1d4ed8,#2563eb 40%,#0891b2);color:#fff;padding:64px 20px 72px;text-align:center}.hero h1{font-size:clamp(28px,5vw,48px);font-weight:700;line-height:1.15;margin-bottom:12px}.hero p{font-size:17px;opacity:.85;max-width:520px;margin:0 auto 40px}.search-card{background:var(--surface);border-radius:20px;box-shadow:0 8px 32px #00000024;padding:28px;max-width:680px;margin:0 auto}.search-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.search-grid.four{grid-template-columns:1fr 1fr 1fr 1fr}@media(max-width:580px){.search-grid,.search-grid.four{grid-template-columns:1fr}}.field{display:flex;flex-direction:column;gap:5px}.field label{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.field select,.field input{height:44px;border:1.5px solid var(--border);border-radius:10px;padding:0 12px;font-size:14px;font-family:inherit;color:var(--text);background:var(--bg);outline:none;width:100%;transition:border-color .15s}.field select:focus,.field input:focus{border-color:var(--brand)}.swap-row{display:flex;align-items:center;gap:10px}.swap-btn{width:36px;height:36px;border-radius:50%;background:var(--bg);border:1.5px solid var(--border);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px;transition:background .15s}.swap-btn:hover{background:var(--border)}.search-btn{width:100%;height:52px;background:var(--brand);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;margin-top:16px;font-family:inherit;transition:background .15s,transform .1s}.search-btn:hover{background:#1d4ed8}.search-btn:active{transform:scale(.98)}.search-btn:disabled{opacity:.6;cursor:not-allowed}.toggle-row{display:flex;gap:8px;margin-bottom:16px}.toggle-btn{padding:5px 14px;border-radius:99px;border:1.5px solid var(--border);background:transparent;font-size:13px;font-family:inherit;color:var(--muted);cursor:pointer;transition:all .15s}.toggle-btn.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}.section{padding:52px 0}.section h2{font-size:22px;font-weight:700;margin-bottom:24px}.routes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.route-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:16px 18px;cursor:pointer;text-decoration:none;color:inherit;display:block;transition:border-color .15s,box-shadow .15s}.route-card:hover{border-color:var(--brand);box-shadow:var(--shadow-md)}.route-card .route-main{font-weight:600;font-size:15px;margin-bottom:4px}.route-card .route-sub{font-size:12px;color:var(--muted)}.route-card .route-tag{font-size:11px;background:#dbeafe;color:var(--brand);font-weight:600;padding:2px 8px;border-radius:99px;display:inline-block;margin-top:8px}.footer{border-top:1px solid var(--border);padding:28px 0;margin-top:40px}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.footer-note{font-size:12px;color:var(--muted)}.footer-back{font-size:13px;color:var(--brand);text-decoration:none;font-weight:500}.footer-back:hover{text-decoration:underline}