:root{--ink:#12393b;--muted:#55706a;--paper:#f6f8f3;--cream:#e9f6ed;--forest:#102f34;--pine:#236f57;--line:#dbe6dc;--shadow:0 16px 55px rgba(12,48,45,.07)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,select{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #d1a759;outline-offset:3px}
.wrap{width:min(1160px,calc(100% - 42px));margin:auto}
.skip{position:absolute;left:-9999px;top:8px;padding:8px 12px;background:white;z-index:20}
.skip:focus{left:12px}
.site-header{background:var(--forest);border-bottom:1px solid #2b5357;color:white}
.header-inner{display:flex;justify-content:space-between;align-items:center;min-height:89px;gap:20px}
.brand img{width:173px;display:block}
.site-header nav{display:flex;gap:26px;font-size:14px;font-weight:650}
.site-header nav a{text-decoration:none;color:#d5e7de}
.site-header nav a:hover{text-decoration:underline}
.hero{background:radial-gradient(ellipse at 82% 30%,#285a51 0%,transparent 39%),linear-gradient(145deg,#102e34,#0d3838 65%,#164843);color:white}
.hero-inner{min-height:488px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);align-items:center;gap:65px;padding-block:73px 83px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:850;color:#b3e0c5;margin:0 0 15px}
.eyebrow.dark{color:#34806a}
.dot{display:inline-block;width:7px;height:7px;background:#86d4aa;border-radius:50%;margin-right:6px}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(44px,5.6vw,76px);line-height:1.05;letter-spacing:-.065em;font-weight:800;margin-bottom:25px}
h1 span{color:#ace9b8}
.lede{font-size:18px;max-width:620px;color:#d6e8de;line-height:1.7}
.hero-links{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:28px}
.button{border:1px solid transparent;display:inline-flex;gap:16px;justify-content:center;align-items:center;min-height:47px;padding:12px 18px;border-radius:10px;font-weight:760;font-size:14px;text-decoration:none;transition:transform .14s,background .14s}
.button:hover{transform:translateY(-1px)}
.button.primary{background:#bce9c6;color:#103d30;border-color:#bce9c6}
.button.secondary{border-color:#c8d9cd;color:#1c584c;background:#fff}
.underlink{color:#d9f1e2;font-size:14px;font-weight:740;text-decoration:underline;text-decoration-color:#86b9a1;text-underline-offset:5px}
.trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:38px;color:#c2dbcf;font-size:12px}
.trust span:before{content:"✓";font-weight:900;color:#a9e7ba;padding-right:7px}
.demo{border:1px solid #508579;padding:32px;border-radius:19px;background:rgba(243,255,249,.065);box-shadow:0 25px 70px rgba(1,25,22,.12)}
.demo-kicker{color:#b8e6cf;font-size:11px;font-weight:850;letter-spacing:.14em}
.demo-title{font-size:31px;line-height:1.2;letter-spacing:-.045em;font-weight:770;margin:11px 0}
.demo-sub,.demo-foot{font-size:12px;color:#b7d2c8;line-height:1.65}
.demo-row{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid #42716b;padding:12px 0;font-size:14px}
.demo-row strong{white-space:nowrap;color:#c0ebcb;font-variant-numeric:tabular-nums}
.demo-foot{margin:20px 0 0}
.main{padding-top:78px;padding-bottom:100px}
.section-heading{max-width:740px;margin-bottom:31px}
.section-heading h2{font-size:clamp(32px,4vw,49px);letter-spacing:-.06em;line-height:1.12;margin-bottom:12px}
.section-heading>p:last-child{color:var(--muted)}
.workspace{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start}
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.field{margin-bottom:21px}
.field>label,legend{display:block;color:#133d39;font-weight:800;margin-bottom:8px;font-size:14px}
.required{color:#a44927}
.field input,.field select{width:100%;min-height:48px;border:1px solid #bfd2c6;background:#fbfdfb;color:#1a3f3b;border-radius:9px;padding:10px 12px}
.field select{appearance:auto}
.hint{margin:7px 0 0;font-size:12px;color:#678078;line-height:1.55}
.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:17px}
.activity-group{border:none;margin:0 0 24px;padding:0}
legend{padding:0}
.activity-group>.hint{margin-top:-5px;margin-bottom:11px}
.radio{display:inline-flex;align-items:center;gap:7px;margin-right:18px;padding:5px 0;font-size:14px;font-weight:650}
.radio input,.check input{accent-color:#21654f;width:17px;height:17px}
#activity-date-row{margin:15px 0 0}
.rule-info{background:#f0f7f2;border:1px solid #d7eadd;border-radius:11px;padding:15px;margin:0 0 23px}
.rule-info strong{font-size:14px}
.rule-info p{font-size:13px;margin:5px 0 0;color:#436c5b}
.optional{border-top:1px solid #e0eae2;padding-top:19px}
.check{display:flex;align-items:flex-start;gap:11px;font-size:13px;color:#294a43;margin-bottom:13px;cursor:pointer}
.check input{flex:none;margin-top:3px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:21px}
.error{padding:11px 14px;background:#fff4ec;color:#8f352c;border:1px solid #efc6ba;border-radius:9px;font-size:13px;margin:15px 0 0}
.result-panel h3{font-size:30px;letter-spacing:-.05em;margin-bottom:18px}
.empty-result{border:1px dashed #bacbc1;background:#f7faf7;border-radius:12px;display:grid;place-items:center;padding:55px 22px;text-align:center;color:#516e61}
.empty-result strong{font-size:17px;color:#1b4b3d}
.empty-result p{font-size:14px;max-width:250px;margin:7px auto 0}
.empty-icon{font-size:54px;line-height:1;color:#6b9d86;margin-bottom:16px}
.result-label{display:inline-flex;gap:6px;font-size:12px;line-height:1.4;font-weight:780;text-transform:uppercase;letter-spacing:.05em;color:#1b654a;background:#e6f4ea;border-radius:20px;padding:8px 12px}
.result-label.past,.result-label.needs-verification{background:#fff1e3;color:#87512f}
.result-label.unknown,.result-label.completed{background:#eaf0ef;color:#36585a}
.primary-value{font-size:36px;font-weight:830;letter-spacing:-.055em;line-height:1.18;margin:16px 0 8px}
.sub-value{color:#5a7069;font-size:13px;line-height:1.55;margin-bottom:22px}
.metric{display:flex;gap:12px;align-items:baseline;border-top:1px solid #e3ece5;padding:13px 0;font-size:14px}
.metric strong{font-size:24px;color:#245e4b;font-variant-numeric:tabular-nums}
.thresholds{border-top:1px solid #dce8df;padding-top:14px;margin-top:17px}
.thresholds h4,.notes-block h4{font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin:0 0 12px}
.threshold{display:grid;grid-template-columns:1fr auto;gap:2px 12px;padding:12px 0;border-bottom:1px solid #edf2ee}
.threshold strong{font-size:13px}
.threshold time{font-size:13px;font-weight:750;white-space:nowrap;color:#267358}
.threshold p{grid-column:1/-1;font-size:12px;color:#678077;margin:0}
.notes-block{margin-top:22px}
.notes-block ul{padding-left:19px;margin:0;font-size:13px;color:#526c60}
.notes-block li{margin-bottom:8px}
.notice{margin:16px 0;padding:12px;border-radius:9px;border:1px solid #f1ddc5;background:#fff9ee;font-size:13px;color:#7a5739}
.source-link{display:inline-flex;gap:6px;color:#1b7052;font-size:13px;font-weight:750;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.result-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:18px;padding-top:17px;border-top:1px solid #e2ede4}
#copy-message{font-size:12px;color:#347358}
.method{margin-top:90px}
.section-heading.compact{margin-bottom:23px}
.rule-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.rule-card{border:1px solid var(--line);background:#fff;border-radius:13px;padding:21px}
.rule-card h3{font-size:17px;letter-spacing:-.02em;margin-bottom:5px}
.rule-card p{font-size:13px;color:#5e7168;margin-bottom:10px}
.rule-card strong{display:block;color:#235f4c;font-size:12px;margin-bottom:8px}
.notes{margin-top:78px;border-top:1px solid #d4e4d9;padding-top:39px;display:grid;grid-template-columns:.82fr 1.18fr;gap:60px}
.notes h2{font-size:35px;letter-spacing:-.05em;line-height:1.14}
.notes>div:last-child p{font-size:14px;color:#516f61;line-height:1.8}
footer{background:#103034;color:#cfe0d6;padding:28px 0;font-size:13px}
.foot-inner{display:flex;align-items:center;flex-wrap:wrap;gap:20px}
.foot-brand{font-size:17px;color:white;text-decoration:none;font-weight:850}
.foot-inner nav{margin-left:auto;display:flex;gap:17px;flex-wrap:wrap}
.foot-inner nav a{color:#d8eadf;text-decoration:none}
[hidden]{display:none!important}
@media(max-width:950px){.hero-inner{grid-template-columns:1fr;gap:30px;min-height:0}.hero-inner .intro{max-width:720px}.demo{max-width:650px}.workspace{grid-template-columns:1fr 1fr}.panel{padding:23px}.two-fields{grid-template-columns:1fr}}
@media(max-width:720px){.workspace,.rule-list,.notes{grid-template-columns:1fr}.hero-inner{padding-block:56px}.main{padding-top:55px}.notes{gap:8px}.header-inner{min-height:74px}.brand img{width:145px}.site-header nav{gap:12px;font-size:13px}.two-fields{grid-template-columns:1fr 1fr}.panel{padding:21px}}
@media(max-width:420px){.two-fields{grid-template-columns:1fr}h1{font-size:43px}.hero-links{gap:14px}.panel{padding:17px}.demo{padding:22px}}
@media print{.site-header,.hero,.form-panel,.method,.notes,footer,.result-actions{display:none!important}.main{padding:0}.workspace{display:block}.result-panel{border:0;box-shadow:none;padding:0}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}