:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#10201d;background:#f6f8f7;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--bg: #f6f8f7;--surface: #ffffff;--surface-strong: #ecf6f3;--text: #10201d;--muted: #60716d;--border: #d8e3df;--accent: #0f766e;--accent-dark: #0b4f4a;--accent-soft: #d9f3ed;--blue: #244c80;--gold: #a46a15;--danger: #ad352e;--shadow: 0 18px 45px rgba(17, 32, 29, .08);--radius: 8px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;overflow-x:hidden}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.app-shell{min-height:100vh;padding:18px}.topbar,.tool-hero,.workspace,.notice-band{width:min(1180px,100%);margin:0 auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 0 22px}.brand,.nav-actions,.trust-row,.language-switcher,.platform-toggle,.rate-strip{display:flex;align-items:center}.brand{gap:10px;font-size:18px;font-weight:800}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;color:#fff;background:var(--accent);border-radius:8px}.nav-actions{gap:14px;color:var(--muted);font-size:14px;font-weight:700}.nav-actions a{display:inline-flex;align-items:center;gap:6px}.tool-hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;padding:22px 0 24px}.intro-copy,.tool-hero>*,.workspace>*{min-width:0}.intro-copy h1{margin:0;font-size:clamp(42px,7vw,78px);line-height:.95;letter-spacing:0}.subtitle{max-width:780px;margin:16px 0 0;font-size:clamp(20px,3vw,32px);line-height:1.18;font-weight:750;color:var(--accent-dark);overflow-wrap:anywhere}.intro{max-width:700px;margin:14px 0 0;color:var(--muted);font-size:17px;overflow-wrap:anywhere}.trust-row{gap:10px;flex-wrap:wrap;margin-top:18px}.trust-row span{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:6px 10px;border:1px solid var(--border);border-radius:8px;background:#ffffffb8;color:var(--muted);font-size:13px;font-weight:700;max-width:100%;overflow-wrap:anywhere}.language-switcher{gap:6px;min-height:40px;padding:5px;border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.language-switcher svg{margin-left:5px;color:var(--accent)}.language-switcher a{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:30px;border-radius:6px;color:var(--muted);font-size:12px;font-weight:800}.language-switcher a[aria-current=page]{color:#fff;background:var(--accent)}.workspace{display:grid;grid-template-columns:360px minmax(0,1fr);gap:18px;align-items:start}.input-panel,.results-panel{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.input-panel{position:sticky;top:18px;padding:18px}.input-panel h2,.results-panel h2,.notice-band h2{margin:0;color:var(--text);font-size:19px;line-height:1.25;letter-spacing:0}.scenario-block{margin:18px 0}.scenario-block h3,.breakdown h3{margin:0 0 10px;color:var(--muted);font-size:12px;line-height:1.2;text-transform:uppercase;letter-spacing:0}.scenario-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.scenario-grid button,.platform-toggle,.route-card{border:1px solid var(--border);border-radius:8px;background:#fbfdfc;color:var(--text)}.scenario-grid button{min-height:44px;padding:8px 10px;text-align:left;font-size:13px;font-weight:750}.field{display:grid;gap:7px;margin-top:14px}.field span,.platform-set legend{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:0}.field small{color:#81908d;font-weight:700;text-transform:none}.field input,.field select{width:100%;min-height:44px;padding:9px 11px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);font-size:15px;outline:none}.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0f766e24}.field-error{margin:7px 0 0;color:var(--danger);font-size:13px;font-weight:700}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.platform-set{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:16px 0 0;padding:0;border:0}.platform-set legend{grid-column:1 / -1;margin-bottom:2px}.platform-toggle{gap:8px;min-height:38px;padding:8px 10px;color:var(--text);font-size:13px;font-weight:750}.platform-toggle input{width:16px;height:16px;accent-color:var(--accent)}.results-panel{min-height:680px;padding:18px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:14px}.panel-heading p{max-width:460px;margin:0;color:var(--muted);font-size:14px;text-align:right}.empty-state{display:grid;place-items:center;min-height:420px;border:1px dashed var(--border);border-radius:8px;color:var(--muted);text-align:center}.route-list{display:grid;gap:10px}.route-card{display:grid;grid-template-columns:minmax(180px,1fr) minmax(170px,auto);gap:12px;width:100%;min-height:104px;padding:14px;text-align:left}.route-card.is-selected{border-color:var(--accent);background:var(--surface-strong)}.route-card strong{display:block;font-size:16px;line-height:1.25}.route-card span{display:block;margin-top:4px;color:var(--muted);font-size:13px}.route-amount{text-align:right}.route-amount{color:var(--accent-dark);font-size:18px;font-weight:850;white-space:nowrap}.route-amount small{display:block;margin-top:4px;color:var(--muted);font-size:12px;font-weight:750}.tag-row{grid-column:1 / -1;display:flex;gap:6px;flex-wrap:wrap}.tag-row span{margin:0;padding:4px 7px;border-radius:6px;background:#eef4fb;color:var(--blue);font-size:12px;font-weight:800}.breakdown{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}.breakdown-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:16px}.breakdown-summary div,.breakdown-row{min-height:72px;padding:12px;border:1px solid var(--border);border-radius:8px;background:#fbfdfc}.breakdown-summary span,.breakdown-row span{display:block;color:var(--muted);font-size:12px;font-weight:800}.breakdown-summary strong{display:block;margin-top:6px;color:var(--accent-dark);font-size:18px;line-height:1.2}.breakdown-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.breakdown-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:58px}.breakdown-row strong{color:var(--text);font-size:15px;white-space:nowrap}.rate-strip{justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:12px;padding:10px 12px;border-radius:8px;background:#fff7ea;color:var(--gold);font-size:13px;font-weight:800}.notice-band{display:flex;justify-content:space-between;gap:24px;margin-top:18px;margin-bottom:40px;padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:#10201d;color:#fff}.notice-band h2{color:#fff}.notice-band p{max-width:820px;margin:8px 0 0;color:#ffffffbf}.notice-band>span{align-self:center;color:#b5f0e6;font-size:13px;font-weight:800;white-space:nowrap}@media (max-width: 900px){.tool-hero,.workspace{grid-template-columns:1fr}.input-panel{position:static}.panel-heading{display:block}.panel-heading p{margin-top:8px;text-align:left}}@media (max-width: 620px){.app-shell{padding:12px;width:100vw;max-width:100vw;overflow-x:hidden}.topbar,.tool-hero,.workspace,.notice-band{width:calc(100vw - 24px);max-width:calc(100vw - 24px);margin-left:0;margin-right:0}.topbar{align-items:flex-start;flex-direction:column}.nav-actions{width:100%;justify-content:space-between}.intro-copy h1{font-size:42px}.subtitle{max-width:calc(100vw - 40px);font-size:20px;word-break:break-all}.trust-row{display:grid;grid-template-columns:1fr;width:100%;gap:8px}.trust-row span{justify-content:center;min-width:0;text-align:center}.trust-row span:last-child{grid-column:auto}.language-switcher{display:flex;flex-wrap:wrap;width:100%;gap:2px;padding:4px;justify-content:flex-start}.language-switcher svg{margin-left:2px}.language-switcher a{flex:0 0 38px;height:28px;min-width:0;width:38px;font-size:10px}.scenario-grid,.field-grid,.platform-set,.breakdown-summary,.breakdown-grid,.route-card{grid-template-columns:1fr}.route-amount{text-align:left;white-space:normal}.notice-band{display:block}.notice-band>span{display:block;margin-top:12px;white-space:normal}}