:root{--bg:#F4F1E8;--paper:#FFFDF7;--ink:#1C2A24;--mute:#5E6B64;--line:#DDD8C8;--green:#1F4D3A;--green-d:#143427;--moss:#DCE8DF;--moss-d:#BFD3C5;--amber:#B9771E;--amber-bg:#F7EBD6;--rust:#A6452B;--r:14px;--serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;--sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--sans)}
a{color:var(--green)}a:hover{color:var(--green-d)}img,svg{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}.sr{position:absolute;left:-9999px}.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:8px}.skip:focus{left:8px;z-index:10}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.12;letter-spacing:-.01em}h1{font-size:clamp(2rem,4.8vw,3rem);margin:.4em 0 .3em}h2{font-size:1.6rem;margin:1.9em 0 .6em}h3{font-size:1.2rem;margin:1.4em 0 .4em}
p{margin:.7em 0}.lead{font-size:1.18rem;color:var(--mute);max-width:44em;font-family:var(--serif)}
.hd{background:var(--green-d);color:#fff;position:sticky;top:0;z-index:5}.hd-in{display:flex;align-items:center;gap:20px;height:62px}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;color:#fff;font-family:var(--serif);font-size:1.35rem}.logo b{color:#CFE3D6}
.nav{display:flex;gap:2px;margin-left:auto}.nav a{text-decoration:none;color:#E6F0EA;padding:8px 10px;border-radius:8px;font-size:.93rem}.nav a:hover{background:rgba(255,255,255,.12)}
.burger{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.4);border-radius:8px;width:42px;height:38px;padding:7px 9px;cursor:pointer}.burger span:not(.sr){display:block;height:2px;background:#fff;margin:5px 0}
@media(max-width:960px){.burger{display:block}.nav{display:none;position:absolute;left:0;right:0;top:62px;background:var(--green-d);flex-direction:column;padding:8px 16px 14px}.nav.open{display:flex}}
.hero{background:linear-gradient(180deg,var(--moss) 0,var(--bg) 100%);border-bottom:1px solid var(--line)}.hero-in{padding:36px 0 30px}.hero h1{margin-top:0;max-width:16em}.hero .lead{margin-bottom:1.2em}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-block;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.9rem;text-decoration:none;color:var(--ink)}.chip:hover{border-color:var(--green)}
.main{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:40px;padding:12px 0 48px}.side{position:sticky;top:78px;align-self:start;font-size:.93rem}.side .box{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-bottom:16px}.side h3{margin:.2em 0 .5em;font-size:1rem}.side a{display:block;padding:5px 0;text-decoration:none;border-bottom:1px solid var(--line)}
@media(max-width:960px){.main{grid-template-columns:minmax(0,1fr);gap:20px}.side{position:static}}
article{max-width:48em}
.korthet{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--green);border-radius:var(--r);padding:16px 20px;margin:18px 0}.korthet h2{margin:0 0 .4em;font-size:1.25rem}.korthet .sub{color:var(--mute);font-size:.88rem;margin:0 0 .6em}.korthet ol{margin:0;padding-left:1.2em}.korthet li{margin:.45em 0}
.how{background:#EAE6D8;border-radius:var(--r);padding:14px 18px;margin:22px 0;font-size:.93rem}.how b{font-family:var(--serif)}
.note{background:var(--amber-bg);border-left:4px solid var(--amber);padding:10px 14px;border-radius:0 var(--r) var(--r) 0;margin:16px 0;font-size:.95rem}
.tbl{overflow:auto;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);margin:14px 0}table{border-collapse:collapse;width:100%;font-size:.93rem}th,td{padding:8px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--moss);font-weight:600}tr:last-child td{border-bottom:0}.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.sm{font-size:.85rem;color:var(--mute)}.lo{color:var(--green);font-weight:600}.hi{color:var(--rust);font-weight:600}
.calc{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);box-shadow:0 14px 34px -22px rgba(31,77,58,.5);overflow:hidden;margin:10px 0 20px}.calc .ch{background:var(--green);color:#fff;padding:12px 18px;font-family:var(--serif);font-size:1.15rem;display:flex;justify-content:space-between;align-items:center}.calc .ch small{font-family:var(--sans);opacity:.85;font-size:.8rem}.calc .cb{padding:14px 18px}
.fs{border:1px dashed var(--line);border-radius:10px;padding:8px 12px 4px;margin:0 0 10px}.fs legend{font-family:var(--serif);font-size:1rem;padding:0 6px;color:var(--green-d)}
.f3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:8px}label{display:block;font-size:.83rem;color:var(--mute);margin-bottom:3px}input,select{width:100%;font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}input:focus,select:focus{outline:2px solid var(--green);outline-offset:1px}
@media(max-width:700px){.f3{grid-template-columns:1fr}}
.paper{background:#EFEBDD;border-radius:10px;padding:12px 14px;margin-top:8px;font-variant-numeric:tabular-nums}.paper .k{font-size:.8rem;color:var(--mute);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}.line{display:flex;justify-content:space-between;gap:12px;padding:5px 0;border-bottom:1px dotted #cdc6b0}.line.total{border-bottom:0;border-top:2px solid var(--ink);margin-top:4px;padding-top:8px;font-weight:700;font-size:1.1rem}.line.good span:last-child{color:var(--green)}.line.warn span:last-child{color:var(--rust)}
.chow{font-size:.85rem;color:var(--mute);margin-top:10px}
/* family tree */
.tree{display:block;max-width:640px;margin:8px auto}.tree .n rect{fill:#fff;stroke:var(--green);stroke-width:1.5}.tree .n.dead rect{fill:var(--moss);stroke-dasharray:4 3}.tree .n.get rect{fill:#fff;stroke:var(--amber);stroke-width:2.5}.tree text{font:12px var(--sans);fill:var(--ink)}.tree .amt{font-weight:700;fill:var(--green-d)}.tree .lbl{fill:var(--mute);font-size:11px}.tree line{stroke:#9DB3A6;stroke-width:1.5}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:16px 0}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;text-decoration:none;color:var(--ink);display:block}.card:hover{border-color:var(--green)}.card h3{margin:0 0 .3em;font-size:1.1rem}.card p{margin:0;color:var(--mute);font-size:.9rem}.card .big{font-family:var(--serif);font-size:1.6rem;color:var(--green);margin:.2em 0}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:10px 16px;margin:8px 0}.faq summary{cursor:pointer;font-weight:600}.faq details p{margin:.5em 0 .2em}
.crumbs{font-size:.85rem;color:var(--mute);margin:14px 0 0}.crumbs a{text-decoration:none}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{position:relative;padding:8px 0 8px 44px;border-left:2px solid var(--moss-d);margin-left:14px}.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:-15px;top:8px;width:28px;height:28px;border-radius:50%;background:var(--green);color:#fff;text-align:center;line-height:28px;font-weight:700;font-size:.85rem}
.ft{background:var(--green-d);color:#CFE3D6;margin-top:30px}.ft a{color:#fff;text-decoration:none;display:block;padding:3px 0;font-size:.93rem}.ft a:hover{text-decoration:underline}.ft-in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;padding:34px 0 20px}.ft h3{color:#fff;margin:0 0 .5em;font-size:1rem}.ft-logo{font-family:var(--serif);font-size:1.3rem;color:#fff}.ft-logo b{color:#CFE3D6}.ft p{font-size:.9rem;margin:.5em 0}.ft-legal{padding:12px 16px 26px;font-size:.82rem;border-top:1px solid rgba(255,255,255,.15)}
@media(max-width:960px){.ft-in{grid-template-columns:1fr 1fr}}@media(max-width:520px){.ft-in{grid-template-columns:1fr}}
[hidden]{display:none!important}