:root{color-scheme:light;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif;background:#f3f6fb;color:#132238}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;background:radial-gradient(circle at top,rgba(37,99,235,.08),transparent 30%),linear-gradient(180deg,#f7f9fc,#eef3f8);color:#132238}button,input,select{font:inherit}.app-shell{width:min(960px,100%);margin:0 auto;padding:18px 12px 32px}.hero{margin-bottom:12px;padding:12px 14px;border-radius:16px;background:#ffffffe0;border:1px solid rgba(148,163,184,.16);box-shadow:0 16px 30px #0f172a0f}.hero__body{display:flex;align-items:center;gap:10px}.hero__badge{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:10px;background:linear-gradient(135deg,#0f172a,#2563eb);color:#fff;font-weight:800;letter-spacing:.08em}.hero__copy h1{margin:0 0 2px;font-size:18px;line-height:1.1}.hero__copy p{margin:0;color:#607086;font-size:12px;line-height:1.3}.tool-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:14px}.tool-tabs button{min-height:44px;border:1px solid rgba(148,163,184,.24);background:#ffffffd1;color:#415067;padding:10px 12px;border-radius:14px;cursor:pointer;transition:.18s ease}.tool-tabs button.is-active{background:linear-gradient(135deg,#1d4ed8,#2563eb);color:#fff;border-color:transparent;box-shadow:0 10px 20px #2563eb38}.tool-card{padding:16px;border-radius:18px;background:#ffffffeb;border:1px solid rgba(148,163,184,.16);box-shadow:0 18px 32px #0f172a12}.tool-card__header h2{margin:0 0 6px;font-size:18px}.tool-card__header p{margin:0 0 14px;color:#607086;font-size:13px;line-height:1.6}.form-grid{display:grid;gap:14px}.term-row{display:grid;grid-template-columns:1fr 110px;gap:10px}.field{display:grid;gap:8px}.field span{color:#415067;font-size:13px;font-weight:600}.field input,.field select{width:100%;min-height:44px;padding:11px 12px;border:1px solid #d7e0eb;border-radius:12px;background:#fff;color:#132238;outline:none}.field input:focus,.field select:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61f}.input-with-suffix{position:relative}.input-with-suffix input{padding-right:38px}.input-suffix{position:absolute;top:50%;right:12px;transform:translateY(-50%);color:#607086;font-size:13px;font-weight:700;pointer-events:none}.actions{display:flex;justify-content:flex-end;margin-top:14px}.actions button{min-height:40px;border:0;border-radius:12px;padding:0 14px;cursor:pointer}.secondary{background:#e9eef6;color:#314157}.result-card{margin-top:16px;padding:14px;border-radius:16px;background:linear-gradient(180deg,#f8fbff,#eef4fb);border:1px solid rgba(148,163,184,.14)}.result-card__title{margin-bottom:12px;color:#314157;font-size:13px;font-weight:700}.result-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.result-pill{padding:12px 10px;border-radius:12px;background:#fffffff0;border:1px solid rgba(148,163,184,.12);min-width:0}.result-pill span{display:block;margin-bottom:5px;color:#607086;font-size:11px}.result-pill strong{display:block;color:#14213d;font-size:clamp(13px,3.5vw,16px);line-height:1.15;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:visible;text-overflow:clip}.result-note{margin-top:10px;color:#607086;font-size:12px;line-height:1.5}@media (min-width: 768px){.app-shell{padding:28px 20px 48px}.hero__copy h1{font-size:24px}.tool-card{padding:22px}.tool-card__header h2{font-size:20px}.tool-card__header p{font-size:14px}.result-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.result-pill{padding:14px}.result-pill span{font-size:12px}.result-pill strong{font-size:20px}}