:root{--ink:#102f36;--muted:#73898b;--teal:#087f78;--mint:#c7f36c;--line:#dfe8e5;--paper:#f2f6f3;--white:#fff;--pale:#e7f2ee;--shadow:0 18px 54px #153f3910}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"IBM Plex Sans Arabic",Tahoma,sans-serif;font-size:15px}.topbar{height:76px;padding:0 max(calc((100vw - 1120px)/2),24px);display:flex;align-items:center;justify-content:space-between;background:#082b32;color:#f8fffb}.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:inherit;font-weight:700;font-size:18px}.brand small{display:block;color:#9db4b2;font-size:11px;font-weight:400;margin-top:-2px}.brand-mark,.footer-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:var(--mint);color:#103d37;font-weight:700;font-size:22px}.topnote{font-size:12px;color:#bdd0c9;display:flex;align-items:center;gap:10px}.topnote i{width:4px;height:4px;border-radius:50%;background:var(--mint)}main{max-width:1120px;margin:auto;padding:55px 24px 22px}.intro{text-align:center;margin:0 auto 36px}.eyebrow{color:var(--teal);font-size:14px;font-weight:600;display:flex;justify-content:center;align-items:center;gap:9px}.eyebrow span{width:7px;height:7px;border-radius:50%;background:var(--teal)}h1{font-size:38px;line-height:1.28;margin:11px 0 7px;letter-spacing:-.6px}.intro p,.panel-head p{margin:0;color:var(--muted)}.date-pill{margin:24px auto 0;display:inline-flex;align-items:center;gap:11px;border:1px solid #d5e4dd;border-radius:999px;padding:9px 16px;background:#eaf2ec;font-size:12px;color:#536e69}.date-pill b{color:var(--ink);margin-right:4px}.date-icon{color:var(--teal);font-size:16px}.date-sep{height:14px;border-right:1px solid #c9d8d1;margin:0 2px}.workspace{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:20px;align-items:start}.panel{background:var(--white);border:1px solid #e1ebe6;border-radius:22px;box-shadow:var(--shadow)}.form-panel{padding:28px 30px 30px}.panel-head{display:flex;align-items:center;gap:14px;margin-bottom:25px}.step{display:grid;place-items:center;background:#e6f4ef;color:var(--teal);font-size:13px;font-weight:700;width:42px;height:42px;border-radius:14px}.panel h2{font-size:21px;margin:0;font-weight:700}.panel-head p{font-size:12px;margin-top:2px}.field{margin:0 0 18px}.field>label{display:block;font-size:13px;font-weight:600;margin:0 0 8px}.segmented{display:flex;gap:5px;padding:4px;background:#f0f4f2;border-radius:12px}.segmented button{flex:1;border:0;background:transparent;color:#71817d;border-radius:9px;padding:11px 8px;font:inherit;font-size:13px;cursor:pointer;transition:.2s}.segmented button.active{background:#fff;color:#086f69;box-shadow:0 2px 8px #102f3612;font-weight:600}.segmented button span{color:#0b9388;margin-left:4px;font-size:16px}select,input{width:100%;border:1px solid #d9e3df;border-radius:11px;background:#fff;color:var(--ink);padding:12px 14px;min-height:48px;font:inherit;font-size:14px;outline:none;transition:border .15s,box-shadow .15s}select:focus,input:focus{border-color:#35a79d;box-shadow:0 0 0 3px #35a79d20}.input-wrap{display:flex;align-items:center;position:relative}.input-wrap input{padding-left:58px}.input-wrap>span{position:absolute;left:14px;color:#829491;font-size:12px}.hint{display:block;font-size:11px;color:#869592;margin-top:7px;line-height:1.7}.advanced{border-top:1px solid #edf1ef;padding-top:13px;margin:4px 0 18px}.advanced summary{cursor:pointer;list-style:none;font-size:13px;font-weight:600}.advanced summary::-webkit-details-marker{display:none}.advanced summary:after{content:"+";float:left;color:var(--teal);font-size:18px;margin-top:-4px}.advanced[open] summary:after{content:"−"}.advanced summary span{font-weight:400;color:#95a3a0;font-size:11px;margin-right:7px}.advanced .field{margin-top:15px;margin-bottom:3px}.submit{width:100%;height:52px;border:0;border-radius:12px;background:#087f78;color:#fff;font:inherit;font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 7px 18px #087f782c;transition:.18s}.submit:hover{background:#066c67;transform:translateY(-1px)}.submit span{margin-right:10px;color:var(--mint);font-size:18px}.result-panel{padding:29px;position:sticky;top:22px;min-height:440px;background:#0c3439;color:#eff9f4;border:1px solid #17464a;overflow:hidden}.result-panel:after{content:"";position:absolute;width:250px;height:250px;border:1px solid #ffffff0a;border-radius:50%;left:-115px;bottom:-160px;box-shadow:0 0 0 28px #ffffff05,0 0 0 58px #ffffff04;pointer-events:none}.result-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:23px;border-bottom:1px solid #ffffff19}.result-kicker{color:#9bc4bb;font-size:11px;letter-spacing:.4px}.result-top h2{color:#fff;margin-top:4px}.result-symbol{display:grid;place-items:center;width:42px;height:42px;background:#1a514e;border-radius:14px;color:var(--mint);font-size:20px}.empty{text-align:center;padding:68px 12px 66px;color:#aec4be}.empty-icon{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 16px;border:1px solid #ffffff22;border-radius:17px;color:var(--mint);font-size:27px}.empty b{color:#eef7f3;font-size:16px}.empty p{font-size:12px;line-height:1.8;max-width:270px;margin:8px auto}.result-foot{position:absolute;bottom:22px;right:29px;left:29px;padding-top:14px;border-top:1px solid #ffffff19;color:#a7c0b9;font-size:11px;z-index:1}.dot{display:inline-block;background:var(--mint);width:6px;height:6px;border-radius:50%;margin-left:7px}.hidden{display:none!important}.summary-card{padding:23px 0 18px}.delta-label{font-size:12px;color:#aec8c1}.delta-value{font-size:42px;line-height:1.2;font-weight:700;color:var(--mint);margin:5px 0}.delta-caption{font-size:12px;color:#b5c9c3}.compare{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0 18px}.compare-card{padding:15px 14px;border:1px solid #ffffff1b;border-radius:13px;background:#ffffff09}.compare-card span{display:block;font-size:11px;color:#aac3bc}.compare-card b{display:block;color:#fff;font-size:21px;margin-top:5px}.compare-card.new{border-color:#a4d85e6b;background:#bbec6410}.compare-card.new b{color:var(--mint)}.metrics{border-top:1px solid #ffffff19;padding-top:14px;display:grid;gap:9px}.metric{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:#b7ccc5}.metric b{color:#f0faf5;font-weight:600}.support-note{margin-top:14px;padding:12px;border-radius:11px;background:#d1f47714;color:#d9efaf;font-size:12px;line-height:1.7}footer{display:flex;align-items:center;gap:10px;padding:27px 3px 12px;color:#758987;font-size:12px}.footer-mark{width:29px;height:29px;border-radius:9px;font-size:16px}.footer-copy{margin-right:auto;color:#93a19e;font-size:11px}@media(max-width:800px){main{padding:38px 18px 16px}.workspace{grid-template-columns:1fr}.result-panel{position:relative;top:auto;min-height:390px;grid-row:2}.intro{margin-bottom:28px}h1{font-size:31px}.form-panel{padding:23px 20px}}@media(max-width:420px){.topbar{padding:0 16px}.date-pill{gap:7px;padding:8px 10px;font-size:10px}.form-panel{padding:21px 16px}.result-panel{padding:24px 20px}.compare{gap:7px}.compare-card{padding:12px 10px}.compare-card b{font-size:18px}}