.percentage-page{background:linear-gradient(180deg,#f7fbff 0,#fff 510px);color:#172033}.percent-hero{padding:14px 0 36px;background:radial-gradient(circle at 88% 0,#ffe59a,transparent 27%),radial-gradient(circle at 74% 70%,#d9eaff,transparent 30%)}.percent-hero h1{margin:15px 0 9px;font-size:clamp(31px,4vw,46px);letter-spacing:-.04em}.percent-hero p{max-width:650px;margin:0;color:#5a6a80;font-size:16px;line-height:1.7}.percent-workspace{padding:28px 0 50px}.formula-strip{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:18px}.formula-strip span{padding:7px 11px;border-radius:999px;background:#eef5ff;color:#35629c;font:700 12px ui-monospace,Consolas,monospace}.calculator-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.calc-card{position:relative;padding:24px;border:1px solid #dce7f4;border-radius:20px;background:#fff;box-shadow:0 13px 34px #20385a0e}.calc-card.germination{grid-column:1/-1;background:linear-gradient(135deg,#fff,#f5fff7)}.calc-icon{display:grid;place-items:center;width:38px;height:38px;margin-bottom:13px;border-radius:12px;font-size:20px;font-weight:900}.blue{background:#e8f1ff;color:#2563eb}.violet{background:#f1eaff;color:#7c3aed}.green{background:#e8f8ec;color:#16803c}.orange{background:#fff0de;color:#d97110}.leaf{background:#e6f8e9;font-size:19px}.calc-card h2{margin:0 0 6px;font-size:20px}.calc-card p{min-height:22px;margin:0 0 18px;color:#68778c;font-size:13px}.inline-fields{display:grid;grid-template-columns:1fr 1fr;gap:11px}.inline-fields.optional{margin-top:11px}.calc-card label{display:block}.calc-card label span{display:block;margin:0 0 6px;color:#40516a;font-size:12px;font-weight:800}.calc-card input{box-sizing:border-box;width:100%;height:44px;border:1px solid #cddced;border-radius:10px;background:#fbfdff;padding:0 11px;color:#1f2937;font-size:15px;outline-color:#4f8de8}.calc-btn{width:100%;margin-top:16px;border:0;border-radius:11px;padding:12px;color:#fff;font-weight:900;cursor:pointer;transition:transform .15s}.calc-btn:hover{transform:translateY(-1px)}.blue-btn{background:#3679d8}.violet-btn{background:#8255d6}.green-btn{background:#269656}.orange-btn{background:#dc7c20}.leaf-btn{background:#2c9956}.result{display:block;min-height:24px;margin-top:14px;border-radius:10px;background:#f4f8fd;padding:11px;color:#243b5a;font-size:14px;font-weight:800;line-height:1.55;white-space:pre-line}.result:empty{display:none}.result.error{background:#fff0f0;color:#b42318}.percent-guide{margin-top:26px;padding:24px;border:1px solid #f1dfb8;border-radius:19px;background:#fffaf0}.percent-guide h2{margin:0 0 12px;font-size:20px}.percent-guide div{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.percent-guide p{margin:0;border-left:3px solid #f5bb32;padding:5px 0 5px 10px;color:#68778c;font-size:13px;line-height:1.65}.percent-guide b{display:block;color:#26374f}@media(max-width:720px){.calculator-grid{grid-template-columns:1fr}.calc-card.germination{grid-column:auto}.percent-guide div{grid-template-columns:1fr}}@media(max-width:460px){.percent-hero{padding-bottom:27px}.calc-card{padding:18px}.inline-fields{grid-template-columns:1fr}.calc-card p{min-height:0}.formula-strip span{font-size:11px}}