.zt-page{--blue:#3355ff;--ink:#162033;--muted:#697386;--line:#e5e9f1;--orange:#e97917;--green:#168a5b;max-width:1180px;margin:0 auto 70px;color:var(--ink);font-family:inherit}.zt-page *{box-sizing:border-box}.zt-page input,.zt-page button,.zt-page select{font:inherit}.zt-hero{display:flex;align-items:center;justify-content:space-between;min-height:230px;padding:42px 48px;margin-bottom:24px;border-radius:24px;background:linear-gradient(125deg,#eef2ff,#f8f9ff 58%,#edf1ff)}.zt-hero>div:first-child{max-width:760px}.zt-hero>div>span{color:var(--blue);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.zt-hero h1{margin:13px 0 14px;font-size:42px;line-height:1.08}.zt-hero p{margin:0;color:var(--muted);font-size:17px;line-height:1.6}.zt-icon{display:grid;place-items:center;width:170px;height:170px;border-radius:50%;background:linear-gradient(145deg,var(--blue),#6b83ff);color:#fff;font-size:60px;font-weight:800;box-shadow:0 20px 45px rgba(51,85,255,.25)}.zt-icon small{display:block;margin-top:-55px;font-size:14px}.zt-card{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(350px,.75fr);overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 35px rgba(22,32,51,.06)}.zt-form{padding:32px 36px}.zt-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.zt-field{margin-bottom:24px}.zt-field label{display:block;margin-bottom:9px;font-size:14px;font-weight:650}.zt-field>small{display:block;margin-top:7px;color:var(--muted);font-size:11px}.zt-input,.zt-field select{display:flex;align-items:center;width:100%;height:50px;border:1px solid #d8dde7!important;border-radius:10px!important;background:#fff!important}.zt-field select{padding:0 38px 0 14px!important;color:var(--ink)!important}.zt-input:focus-within,.zt-field select:focus{border-color:var(--blue)!important;box-shadow:0 0 0 3px rgba(51,85,255,.12)!important;outline:0}.zt-input input{width:100%;height:100%;padding:0 5px 0 14px!important;border:0!important;outline:0!important;background:transparent!important;color:var(--ink)!important;font-size:16px!important;font-weight:650!important;box-shadow:none!important}.zt-input span{padding:0 14px 0 5px;color:var(--muted);font-size:13px;white-space:nowrap}.zt-extra{border:1px solid var(--line);border-radius:12px}.zt-extra summary{display:flex;align-items:center;gap:12px;padding:15px 16px;list-style:none;cursor:pointer}.zt-extra summary::-webkit-details-marker{display:none}.zt-extra summary>i{display:grid;place-items:center;width:27px;height:27px;border-radius:50%;background:#edf1ff;color:var(--blue);font-size:20px;font-style:normal}.zt-extra[open] summary>i{transform:rotate(45deg)}.zt-extra summary span,.zt-extra summary b,.zt-extra summary small{display:block}.zt-extra summary b{font-size:14px}.zt-extra summary small{margin-top:3px;color:var(--muted);font-size:11px}.zt-extra>div{padding:5px 16px 0}.zt-result{padding:32px;background:linear-gradient(145deg,#f3f6ff,#edf1ff);border-left:1px solid var(--line)}.zt-result>span{color:var(--muted);font-size:13px}.zt-result>strong{display:block;margin:5px 0 3px;font-size:36px}.zt-result>small{color:#8a93a4;font-size:11px}.zt-result dl{margin:27px 0 16px;border-top:1px solid #dbe1ef}.zt-result dl div{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #dbe1ef}.zt-result dt{color:var(--muted);font-size:12px}.zt-result dd{margin:0;text-align:right;font-size:13px;font-weight:700}.zt-result .orange{color:var(--orange)}.zt-result .green{color:var(--green)}.zt-formula-result,.zt-warning{margin-bottom:15px;padding:12px;border-radius:9px;background:#fff;color:#566176;font-size:11px;line-height:1.5}.zt-warning{background:#fff4df;color:#9a5b00}.zt-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.zt-actions button{min-height:50px;padding:10px 12px;border:0;border-radius:10px;cursor:pointer;font-size:13px;font-weight:700}.zt-calculate{background:var(--blue);color:#fff}.zt-copy{background:#fff;color:var(--blue)}.zt-share{margin-top:12px}.zt-share label{display:block;margin-bottom:7px;color:var(--muted);font-size:12px}.zt-share input{width:100%;height:42px;padding:0 10px!important;border:1px solid #d8dde7!important;border-radius:8px!important;background:#fff!important;color:var(--ink)!important;font-size:11px!important}.zt-note{margin:11px 0 0!important;color:#7a8496;font-size:10px!important;line-height:1.45!important;text-align:center}.zt-info{margin-top:50px}.zt-info h2{margin:0 0 17px;font-size:28px}.zt-info>p{max-width:950px;margin:13px 0 0;color:#566176;font-size:15px;line-height:1.7}.zt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.zt-grid article{padding:24px;border:1px solid var(--line);border-radius:15px}.zt-grid article>span{display:grid;place-items:center;width:34px;height:34px;margin-bottom:16px;border-radius:10px;background:#edf1ff;color:var(--blue);font-weight:800}.zt-info h3{margin:0 0 8px;font-size:17px}.zt-info article p,.zt-faq details p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}.zt-formula{padding:22px;border-radius:14px;background:#f3f6ff}.zt-formula b{display:block;color:var(--blue);font-size:17px;line-height:1.5}.zt-formula p{margin:12px 0 0;color:var(--muted);font-size:12px}.zt-table{overflow:hidden;border:1px solid var(--line);border-radius:14px}.zt-table>div{display:grid;grid-template-columns:1fr 180px;padding:14px 18px;border-bottom:1px solid var(--line)}.zt-table>div:first-child{background:#f3f6ff}.zt-table>div:last-child{border-bottom:0}.zt-table strong{color:var(--blue)}.zt-faq details{border-top:1px solid var(--line)}.zt-faq details:last-child{border-bottom:1px solid var(--line)}.zt-faq summary{display:flex;justify-content:space-between;padding:20px 4px;list-style:none;font-size:15px;font-weight:650;cursor:pointer}.zt-faq summary::-webkit-details-marker{display:none}.zt-faq summary i{color:var(--blue);font-size:22px;font-style:normal}.zt-faq details[open] summary i{transform:rotate(45deg)}.zt-faq details p{max-width:900px;margin:-5px 0 19px}
@media(max-width:900px){.zt-card{grid-template-columns:1fr}.zt-result{border-left:0;border-top:1px solid var(--line)}}@media(max-width:620px){.zt-hero{min-height:0;padding:27px 21px;border-radius:16px}.zt-hero h1{font-size:31px}.zt-hero p{font-size:14px}.zt-icon{display:none}.zt-form,.zt-result{padding:22px 17px}.zt-row,.zt-grid{grid-template-columns:1fr;gap:0}.zt-actions{grid-template-columns:1fr}.zt-info{margin-top:38px}.zt-info h2{font-size:24px}.zt-table>div{grid-template-columns:1fr 105px;padding:12px;font-size:12px}}