/* Shared styles for guide and tool pages. Same tokens as the landing page (index.html). */
:root{
  --mist:#ECEBF5; --paper:#FFFFFF; --ink:#1B1638; --ink-2:#5A5677; --line:#D9D6E8;
  --iris:#5B4BFF; --iris-deep:#3A2DD6; --night:#14112B; --loss:#F0473C; --gain:#17A47E;
  --r-panel:22px; --r-chip:8px;
  --font:"Schibsted Grotesk",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--mist);color:var(--ink);font:400 18px/1.7 var(--font);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}
img,svg{display:block;max-width:100%;height:auto}
a{color:var(--iris-deep);text-underline-offset:3px}
:focus-visible{outline:3px solid var(--iris);outline-offset:3px;border-radius:6px}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.loss{color:var(--loss)} .gain{color:var(--gain)} .num{white-space:nowrap}

/* header */
.bar{display:flex;align-items:center;justify-content:space-between;padding-top:18px;padding-bottom:18px}
.mark{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;letter-spacing:-.03em;color:var(--ink);text-decoration:none}
.mark svg{width:30px;height:30px}
.nav{display:flex;align-items:center;gap:22px}
.nav a.link{color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a.link:hover{color:var(--iris-deep)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;border:0;font:700 .98rem/1 var(--font);text-decoration:none;cursor:pointer}
.btn-main{background:var(--iris);color:#fff}
.btn-main:hover{background:var(--iris-deep)}
.btn-quiet{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn-white{background:#fff;color:var(--ink)}

/* article layout */
.crumbs{font-size:.88rem;color:var(--ink-2);padding:8px 0 0}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line)}
.crumbs a{color:var(--ink-2)}
.article-head{padding:28px 0 36px;max-width:820px}
.article-head h1{margin:0 0 18px;font-size:clamp(2.2rem,5.4vw,3.6rem);font-weight:800;letter-spacing:-.035em;line-height:1.04}
.article-head .dek{font-size:1.22rem;line-height:1.5;color:var(--ink-2);max-width:60ch;margin:0}
.byline{margin-top:18px;font-size:.9rem;color:var(--ink-2)}
.article{background:var(--paper);border-radius:var(--r-panel);padding:clamp(24px,5vw,56px);display:grid;gap:0}
.prose{max-width:68ch}
.prose h2{font-size:clamp(1.6rem,3.2vw,2.1rem);font-weight:800;letter-spacing:-.025em;line-height:1.15;margin:48px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.25rem;font-weight:700;letter-spacing:-.015em;line-height:1.25;margin:32px 0 8px}
.prose p,.prose ul,.prose ol{margin:0 0 18px}
.prose li{margin-bottom:8px}
.prose strong{font-weight:700}
.prose table{width:100%;border-collapse:collapse;margin:8px 0 24px;font-size:.95rem}
.prose th,.prose td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font-weight:700;border-bottom:1.5px solid var(--ink)}
.table-scroll{overflow-x:auto}
.answer{background:var(--mist);border-radius:16px;padding:20px 22px;margin:0 0 28px}
.answer p{margin:0}
.answer strong{display:block;margin-bottom:6px}
.toc{border-left:3px solid var(--iris);padding:4px 0 4px 18px;margin:0 0 32px}
.toc b{display:block;margin-bottom:6px}
.toc ol{margin:0;padding-left:20px}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}
.note{font-size:.92rem;color:var(--ink-2)}
.source{font-size:.88rem;color:var(--ink-2)}

/* call to action */
.cta{margin:48px 0 8px;background:var(--night);color:#EDEBFF;border-radius:var(--r-panel);padding:32px;display:grid;gap:14px;max-width:none}
.cta h2{color:#fff;margin:0;font-size:1.7rem;font-weight:800;letter-spacing:-.025em;line-height:1.15}
.cta p{margin:0;color:#C9C4EE;max-width:56ch}
.cta .btn{justify-self:start}

/* FAQ */
.faq{border-top:1.5px solid var(--ink);margin-top:8px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:18px 0;font-weight:700;font-size:1.08rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:14px;height:14px;background:linear-gradient(var(--ink),var(--ink)) center/14px 2px no-repeat,linear-gradient(var(--ink),var(--ink)) center/2px 14px no-repeat;transition:transform .2s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 20px;color:var(--ink-2)}

/* related and hub cards */
.related{padding:56px 0 24px}
.related h2{font-size:1.6rem;font-weight:800;letter-spacing:-.025em;margin:0 0 18px}
.cards{display:grid;gap:16px}
.card{display:grid;gap:8px;background:var(--paper);border-radius:var(--r-panel);padding:24px;text-decoration:none;color:var(--ink)}
.card:hover{box-shadow:inset 0 0 0 2px var(--iris)}
.card b{font-size:1.15rem;letter-spacing:-.015em;line-height:1.3}
.card span{color:var(--ink-2);font-size:.95rem;line-height:1.5}

/* tool widgets */
.tool{background:var(--paper);border-radius:var(--r-panel);padding:clamp(22px,4vw,40px);display:grid;gap:28px}
.field{display:grid;gap:8px}
.field label{font-weight:600}
.field .hint{font-size:.88rem;color:var(--ink-2)}
input[type=number],input[type=text],select{width:100%;min-height:52px;padding:0 16px;border-radius:14px;border:1.5px solid var(--line);background:#FAFAFE;color:var(--ink);font:500 1rem var(--font)}
input:focus,select:focus{outline:none;border-color:var(--iris);box-shadow:0 0 0 4px rgba(91,75,255,.18)}
.result{background:var(--night);color:#EDEBFF;border-radius:18px;padding:24px;display:grid;gap:10px}
.result .big{font-size:clamp(2rem,5vw,2.8rem);font-weight:800;letter-spacing:-.03em;color:#fff;line-height:1.05}
.result .k{color:#A9A4D6;font-size:.92rem}

footer{padding:48px 0 64px;color:var(--ink-2);font-size:.88rem}
footer .wrap{display:grid;gap:12px}
footer p{max-width:80ch;margin:0}
footer nav{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:8px}
footer nav a{color:var(--ink);font-weight:600;text-decoration:none}

@media (min-width:760px){
  .cards{grid-template-columns:repeat(3,1fr)}
  .tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
}
@media (max-width:620px){
  .nav a.link{display:none}
  .bar .btn{min-height:40px;padding:0 14px;font-size:.85rem}
}
.article>.prose{min-width:0;overflow-wrap:break-word}