/* Shared styles for the Trendlines sub-pages (methodology, glossary). Tokens, banner and brand strip are copied from index.html: keep them in step if either changes. */
:root{
  --bg:#F5F7FA; --surface:#FFFFFF; --ink:#1E242C; --ink-2:#4D4D4D; --muted:#6F7885; --line:#E2E7EE; --grid:#EEF1F5;
  --accent:#408ADE; --accent-ink:#2A6CBC; --accent-soft:#E6F0FB;
  --s1:#408ADE; --s2:#eb6834; --s3:#1baf7a; --s4:#eda100; --s5:#e87ba4; --s6:#4a3aa7;
  --good:#0a8f0a; --good-soft:#E3F4E3; --bad:#c23636; --bad-soft:#FBE7E7; --warn:#a86b00; --warn-soft:#FCF1DC;
  --font-display:"Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body:"IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --r:6px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0F1217; --surface:#161A21; --ink:#EEF2F7; --ink-2:#C2C8D1; --muted:#8B94A2; --line:#262C36; --grid:#1E232B;
  --accent:#4c95e6; --accent-ink:#7DB3EF; --accent-soft:#1A2A3F;
  --s1:#4c95e6; --s2:#d95926; --s3:#199e70; --s4:#c98500; --s5:#d55181; --s6:#9085e9;
  --good:#4cc24c; --good-soft:#15291A; --bad:#ec7676; --bad-soft:#2E1A1C; --warn:#e0a63a; --warn-soft:#2D2416;
  color-scheme:dark;}}
:root[data-theme="dark"]{
  --bg:#0F1217; --surface:#161A21; --ink:#EEF2F7; --ink-2:#C2C8D1; --muted:#8B94A2; --line:#262C36; --grid:#1E232B;
  --accent:#4c95e6; --accent-ink:#7DB3EF; --accent-soft:#1A2A3F;
  --s1:#4c95e6; --s2:#d95926; --s3:#199e70; --s4:#c98500; --s5:#d55181; --s6:#9085e9;
  --good:#4cc24c; --good-soft:#15291A; --bad:#ec7676; --bad-soft:#2E1A1C; --warn:#e0a63a; --warn-soft:#2D2416;
  color-scheme:dark;}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.5}
.wrap{max-width:1180px;margin:0 auto;padding-inline:clamp(16px,3vw,32px);padding-block:0 48px}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;margin:0;letter-spacing:-.01em}
.num{font-family:var(--font-display);font-variant-numeric:tabular-nums}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.brand{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:14px;border-bottom:1px solid var(--line)}
.brand img{height:42px;width:auto;display:block}
.brand nav{display:flex;gap:4px;flex-wrap:wrap}
.brand nav a{font-family:var(--font-display);font-weight:500;font-size:14px;color:var(--ink-2);text-decoration:none;padding:6px 10px;border-radius:var(--r)}
.brand nav a:hover{background:var(--accent-soft);color:var(--accent-ink)}
/* Curinta site banner: mirrors the curinta.com (Squarespace) header. Update links here if the Squarespace menu changes. */
.site{background:var(--surface);border-bottom:1px solid var(--line);position:relative;z-index:20}
.site-in{max-width:1180px;margin:0 auto;padding:16px clamp(16px,3vw,32px);display:flex;align-items:center;gap:24px}
.site-logo{display:block;flex:none}
.site-logo img{height:52px;width:auto;display:block}
.site-menu{margin-left:auto;display:flex;align-items:center;gap:40px}
.site-nav{display:flex;align-items:center;gap:26px;margin:0;padding:0;list-style:none}
.site-nav a,.site-dd>button{font-family:"Poppins","Segoe UI",system-ui,sans-serif;font-weight:300;font-size:16px;letter-spacing:.01em;color:var(--ink);text-decoration:none;background:none;border:0;padding:4px 0;cursor:pointer;line-height:1.4}
.site-nav a:hover,.site-dd>button:hover{opacity:.6}
.site-nav a[aria-current="page"]{border-bottom:1px solid currentColor}
.site-dd{position:relative}
.site-dd-menu{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);margin:0;padding:12px 0 0;list-style:none;min-width:220px}
.site-dd-menu li{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:0 8px 20px rgba(0,0,0,.08);padding:10px 16px;text-align:center}
.site-dd:hover .site-dd-menu,.site-dd:focus-within .site-dd-menu,.site-dd.open .site-dd-menu{display:block}
.site-social{display:flex;align-items:center;gap:20px}
.site-social a{display:block;color:var(--ink);line-height:0}
.site-social a:hover{opacity:.6}
.site-social svg{width:18px;height:18px;display:block}
.site-burger{display:none;margin-left:auto;background:none;border:0;padding:8px;cursor:pointer;color:var(--ink)}
.site-burger svg{width:26px;height:26px;display:block}
@media (max-width:900px){
  .site-logo img{height:42px}
  .site-burger{display:block}
  .site-menu{display:none;position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(0,0,0,.08);flex-direction:column;align-items:stretch;gap:18px;padding:16px 24px 24px}
  .site.open .site-menu{display:flex}
  .site-nav{flex-direction:column;align-items:flex-start;gap:14px}
  .site-nav a,.site-dd>button{font-size:20px}
  .site-dd-menu{display:block;position:static;transform:none;padding:8px 0 0 16px;min-width:0}
  .site-dd-menu li{background:none;border:0;box-shadow:none;padding:4px 0;text-align:left}
  .site-dd-menu a{font-size:17px}
}
/* Product strip under the banner */
.brand .prod{font-family:var(--font-display);font-weight:600;font-size:19px;color:var(--ink);letter-spacing:-.01em;text-decoration:none;display:flex;align-items:center;gap:10px}
.brand .prod .pix{flex:none}
.stamp{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);padding:4px 10px;border-radius:999px}
section.block{margin-top:40px}
.sec-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.sec-head h2{font-size:22px;font-weight:600}
.pix{display:inline-grid;grid-template-columns:6px;gap:3px;align-self:center}
.pix::before,.pix::after{content:"";width:6px;height:6px;background:var(--accent)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;min-width:0}
.colophon{margin-top:44px;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.colophon img{height:18px;vertical-align:-4px;margin-right:6px}
.colophon a{color:var(--accent-ink)}

/* ---- Sub-page layout ---- */
.brand nav a[aria-current="page"]{background:var(--accent-soft);color:var(--accent-ink)}
.page-hero{padding-block:36px 8px;max-width:78ch}
.page-hero h1{font-size:clamp(28px,4vw,40px);line-height:1.08;font-weight:700}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.page-hero p{color:var(--ink-2);margin:12px 0 0;font-size:16px}
.doc{display:grid;grid-template-columns:200px minmax(0,1fr);gap:40px;align-items:start;margin-top:28px}
.toc{position:sticky;top:20px;font-size:13.5px}
.toc b{display:block;font-family:var(--font-display);font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:8px;font-weight:500}
.toc ol{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.toc a{display:block;color:var(--ink-2);text-decoration:none;padding:4px 10px;border-left:2px solid var(--line)}
.toc a:hover{color:var(--accent-ink);border-left-color:var(--accent)}
.prose{max-width:76ch;min-width:0}
.prose section{scroll-margin-top:16px}
.prose section+section{margin-top:36px}
.prose h2{font-size:21px;font-weight:600;display:flex;align-items:center;gap:12px;margin-bottom:10px}
.prose h3{font-size:15.5px;font-weight:600;margin:18px 0 6px}
.prose p{margin:0 0 12px;color:var(--ink-2)}
.prose ul{margin:0 0 12px;padding-left:20px;color:var(--ink-2);display:grid;gap:7px}
.prose b,.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--accent-ink);text-underline-offset:2px}
.limits{list-style:none;padding:0!important;gap:10px!important}
.limits li{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--warn);border-radius:var(--r);padding:12px 14px}
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:0 0 8px}
.facts div{background:var(--surface);padding:12px 14px}
.facts b{display:block;font-family:var(--font-display);font-size:21px;font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink)}
.facts span{font-size:12.5px;color:var(--muted)}
.cite{display:flex;gap:10px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;font-size:14px;color:var(--ink)}
.cite span{flex:1;min-width:0}
.btn{font-family:var(--font-display);font-weight:600;font-size:13px;padding:6px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--accent-soft);color:var(--accent-ink);cursor:pointer;white-space:nowrap}
.log{list-style:none;padding:0!important}
.log li{display:grid;grid-template-columns:110px minmax(0,1fr);gap:12px}
.log time{font-family:var(--font-display);font-variant-numeric:tabular-nums;color:var(--muted);font-size:13.5px}
.terms{width:100%;border-collapse:collapse;font-size:14px;margin-bottom:8px}
.terms th,.terms td{text-align:left;vertical-align:top;padding:10px 12px 10px 0;border-bottom:1px solid var(--line)}
.terms th{font-family:var(--font-display);font-weight:600;color:var(--ink);width:30%}
.terms td{color:var(--ink-2)}
.gsearch{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 16px}
.gsearch input{flex:1;min-width:200px;font:inherit;font-size:14px;padding:8px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--ink)}
.gsearch small{color:var(--muted);font-size:12.5px}
.tgroup{margin-bottom:22px}
.tgroup h3{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:500;margin:0 0 8px}
.topic{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin-bottom:8px}
.topic h4{font-family:var(--font-display);font-size:15px;font-weight:600;margin:0 0 3px;color:var(--ink);letter-spacing:-.01em}
.topic p{margin:0;font-size:14px}
.topic dl{margin:8px 0 0;display:grid;grid-template-columns:auto minmax(0,1fr);gap:3px 10px;font-size:12.5px;color:var(--muted)}
.topic dt{font-weight:600;color:var(--ink-2)}
.topic dd{margin:0}
.wl{display:inline-block;font-size:10.5px;font-weight:600;color:var(--warn);border:1px solid currentColor;border-radius:3px;padding:0 4px;margin-left:6px;vertical-align:2px;text-transform:uppercase;letter-spacing:.04em;font-family:var(--font-body)}
.noresult{color:var(--muted);font-size:14px}
@media (max-width:860px){.doc{grid-template-columns:minmax(0,1fr);gap:16px}.toc{position:static}.toc ol{display:flex;flex-wrap:wrap;gap:4px}.toc a{border:1px solid var(--line);border-radius:999px;padding:3px 10px}}
@media (max-width:560px){.facts{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.terms th{width:38%}.log li{grid-template-columns:minmax(0,1fr);gap:2px}}
@media print{.site,.toc,.gsearch,.btn{display:none}.doc{display:block}}

/* Monthly-update signup (posts to the MailerLite form "Trendlines signup") */
.signup{margin-top:40px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:14px 32px;align-items:center;background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px}
.signup h3{font-size:18px;font-weight:600;margin-bottom:4px}
.signup p{margin:0;color:var(--ink-2);font-size:13.5px}
.signup form{display:flex;gap:8px}
.signup input[type=email]{flex:1;min-width:0;font:inherit;font-size:14px;padding:9px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--ink)}
.signup button{font-family:var(--font-display);font-weight:600;font-size:14px;padding:9px 16px;border:0;border-radius:var(--r);background:var(--accent);color:#fff;cursor:pointer;white-space:nowrap}
.signup button:hover{filter:brightness(1.08)}
.signup button[disabled]{opacity:.6;cursor:wait}
.signup .fine{font-size:12px;color:var(--muted);margin:8px 0 0}
.signup .fine a{color:var(--accent-ink)}
.signup .msg{font-size:13px;margin-top:8px}
.signup .msg:empty{display:none}
.signup .msg.ok{color:var(--good)}
.signup .msg.err{color:var(--bad)}
.signup .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
@media (max-width:760px){.signup{grid-template-columns:minmax(0,1fr)}.signup form{flex-wrap:wrap}.signup button{flex:1 0 100%}}
.about{margin-top:20px;font-size:16px}
.about h2{font-size:20px;margin:30px 0 8px}
.about p{line-height:1.65}
.about .sig{font-family:var(--font-display);font-weight:600;color:var(--ink);margin-top:18px}
.about .indep{font-size:13px;color:var(--muted);margin-top:24px;padding-top:12px;border-top:1px solid var(--line)}
.prose ~ .signup{max-width:1180px}