*{box-sizing:border-box}body{color:#1a1a1a;background:#f6f7f9;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}a{color:#0b5cad}.header{background:#fff;border-bottom:1px solid #e5e7eb}.header-inner,.container,.footer-inner{max-width:680px;margin:0 auto;padding:16px}.logo{color:#1a1a1a;font-weight:700;text-decoration:none}h1{margin:8px 0 12px;font-size:1.6rem;line-height:1.3}h2{margin-top:32px;font-size:1.25rem}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;margin:16px 0;padding:16px}.tool-link{color:inherit;text-decoration:none;display:block}.tool-link strong{color:#0b5cad}.muted{color:#6b7280;font-size:.9rem}label{margin-bottom:6px;font-weight:600;display:block}input[type=text]{border:1px solid #d1d5db;border-radius:8px;width:100%;padding:12px;font-size:16px}.toggle{gap:8px;margin-bottom:16px;display:flex}.toggle button{color:#1a1a1a;background:#fff;border:1px solid #d1d5db;border-radius:8px;flex:1;padding:10px;font-size:15px}.toggle button.active{color:#fff;background:#0b5cad;border-color:#0b5cad}.check{align-items:center;gap:8px;margin-top:12px;font-weight:400;display:flex}.check input{width:20px;height:20px}.results{margin-top:16px}.row{border-bottom:1px solid #f0f0f0;justify-content:space-between;padding:10px 0;display:flex}.row.total{border-bottom:none;font-size:1.05rem;font-weight:700}.footer{border-top:1px solid #e5e7eb;margin-top:40px}.footer-inner{color:#6b7280;font-size:.85rem}