/* ADABase — dataset site
   Accent: teal #0f7d78 · cool-grey paper #eceff1 */

/* self-hosted fonts (SIL OFL licensed) — no external requests */
@font-face{font-family:'Libre Franklin';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/libre-franklin-400.woff2') format('woff2')}
@font-face{font-family:'Libre Franklin';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/libre-franklin-500.woff2') format('woff2')}
@font-face{font-family:'Libre Franklin';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/libre-franklin-600.woff2') format('woff2')}
@font-face{font-family:'Libre Franklin';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/libre-franklin-700.woff2') format('woff2')}
@font-face{font-family:'Libre Franklin';font-style:normal;font-weight:800;font-display:swap;src:url('../fonts/libre-franklin-800.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-sans-400.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-sans-500.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/ibm-plex-sans-600.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/ibm-plex-sans-700.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-mono-400.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-mono-500.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/ibm-plex-mono-600.woff2') format('woff2')}

:root{
  --a:#0f7d78;
  --paper:#eceff1;
  --ink:#1b1a17;
  --mut:#63696e;
  --line:rgba(20,28,34,.12);
  --band:#e2e7ea;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:#fff;color:var(--ink);
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--a);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1180px;margin:0 auto}
.page{max-width:1200px;margin:0 auto;background:var(--paper);box-shadow:0 0 0 1px var(--line)}
.eyebrow{font:600 12px 'IBM Plex Mono',monospace;color:var(--a);letter-spacing:.14em;text-transform:uppercase}
.section-label{font:600 12px 'IBM Plex Mono',monospace;color:var(--a);letter-spacing:.12em;text-transform:uppercase}
h1,h2{font-family:'Libre Franklin',sans-serif;letter-spacing:-.02em;margin:0}

/* nav */
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:20px;
  padding:16px 40px;border-bottom:1px solid var(--line);
  background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px)}
.nav-brand{font:600 17px 'Libre Franklin',sans-serif;letter-spacing:-.01em}
.nav-brand .accent{color:var(--a)}
.nav-links{display:flex;gap:22px;margin-left:8px;font:500 13px 'IBM Plex Sans';color:var(--mut)}
.nav-links a{color:var(--mut)}
.crosslink{margin-left:auto;display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;font:600 12px 'IBM Plex Mono'}
.crosslink a,.crosslink span{padding:6px 11px;color:var(--mut)}
.crosslink .on{background:var(--a);color:#fff}
.crosslink a:hover{text-decoration:none;background:rgba(0,0,0,.04)}

/* hero */
.hero{padding:64px 40px 52px}
.hero h1{font-weight:700;font-size:54px;line-height:1.05;margin:18px 0 20px;max-width:840px}
.lede{font:400 17px/1.6 'IBM Plex Sans';color:var(--mut);max-width:600px;margin:0 0 14px}
.hero-meta{font:400 13px/1.5 'IBM Plex Mono';color:var(--mut);margin:0 0 28px;max-width:640px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{font:600 13px 'IBM Plex Sans';padding:11px 20px;border-radius:9px;border:1px solid var(--line);
  background:transparent;color:var(--ink);cursor:pointer}
.btn:hover{border-color:var(--a);text-decoration:none}
.btn-primary{background:var(--a);color:#fff;border-color:var(--a)}
.btn-primary:hover{filter:brightness(1.06)}

/* generic section padding */
.section{padding:0 40px 52px}
.section-head{padding:8px 40px 4px}

/* spec table */
.spec{margin:0 40px 52px;border:1px solid var(--line);border-radius:12px;background:#fff;
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}
.spec-cell{padding:20px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.spec-cell:nth-child(4n){border-right:none}
.spec-cell:nth-last-child(-n+4){border-bottom:none}
.spec-cell .k{font:500 11px 'IBM Plex Mono';color:var(--mut);margin-bottom:7px;text-transform:uppercase}
.spec-cell .v{font:500 24px 'Libre Franklin',sans-serif}
.spec-cell .v.sm{font-size:15px;line-height:1.4;font-family:'IBM Plex Sans'}
.spec-cell .v small{font-size:13px;color:var(--mut)}

/* overview */
.overview{padding:0 40px 56px;display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:center}
.overview h2{font-weight:600;font-size:30px;line-height:1.12;margin:14px 0 16px}
.overview p{font:400 15px/1.65 'IBM Plex Sans';color:var(--mut);margin:0}
.fig-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fig{height:132px;border:1px solid var(--line);border-radius:10px;
  background:repeating-linear-gradient(135deg,#dfe4e6 0 11px,#e9edee 11px 22px);
  display:flex;align-items:center;justify-content:center;text-align:center;
  color:#71787d;font:500 12px 'IBM Plex Mono';padding:0;overflow:hidden}
.fig img{width:100%;height:100%;object-fit:cover;display:block}

/* access band */
.access{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:52px 40px}
.access h2{font-weight:600;font-size:30px;line-height:1.12;margin:8px 0 28px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:26px}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.step .n{font:600 13px 'IBM Plex Mono';color:var(--a);margin-bottom:12px}
.step .t{font:600 15px 'IBM Plex Sans';margin-bottom:6px}
.step .d{font:400 13px/1.55 'IBM Plex Sans';color:var(--mut)}
.contact{font:600 13px 'IBM Plex Sans';padding:12px 22px;background:var(--a);color:#fff;border-radius:9px;display:inline-block}
.contact:hover{filter:brightness(1.06);text-decoration:none}

/* cite */
.cite{padding:0 40px 52px}
.cite h2{font-weight:600;font-size:30px;line-height:1.12;margin:0 0 8px}
.cite p{font:400 14px/1.6 'IBM Plex Sans';color:var(--mut);max-width:640px;margin:0 0 20px}
.ref{font:400 13.5px/1.65 'IBM Plex Sans';color:var(--ink);max-width:740px;margin:0 0 20px}
.ref .doi{color:var(--a)}
.bibtex{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;max-width:820px}
.bibtex-head{display:flex;align-items:center;gap:10px;padding:11px 16px;border-bottom:1px solid var(--line);background:#f4f6f7}
.bibtex-head .lbl{font:600 11px 'IBM Plex Mono';color:var(--mut);letter-spacing:.1em}
.copy-btn{margin-left:auto;font:600 11px 'IBM Plex Mono';color:var(--a);border:1px solid var(--a);
  border-radius:6px;padding:5px 12px;background:transparent;cursor:pointer}
.copy-btn:hover{background:var(--a);color:#fff}
.copy-btn.done{background:var(--a);color:#fff}
.bibtex pre{margin:0;padding:18px 20px;font:400 12.5px/1.7 'IBM Plex Mono';color:#2b2f33;
  white-space:pre;overflow-x:auto}

/* versions */
.versions{padding:48px 40px}
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{font:500 12px 'IBM Plex Mono';padding:9px 14px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
.chip.dashed{border:1px dashed var(--a);color:var(--a)}

/* footer */
.footer{border-top:1px solid var(--line);padding:28px 40px;display:flex;align-items:center;gap:26px;background:#fff;flex-wrap:wrap}
.footer img{height:26px;opacity:.7}
.footer .copy{margin-left:auto;font:400 12px 'IBM Plex Mono';color:var(--mut)}
.footer .legal-link{margin-left:auto;font:500 12px 'IBM Plex Mono';color:var(--mut)}
.footer .legal-link:hover{color:var(--a)}
.footer .legal-link+.copy{margin-left:0}

/* legal / impressum */
.legal{padding:56px 40px 72px;max-width:880px}
.legal h1{font-weight:700;font-size:38px;line-height:1.1;margin:14px 0 6px}
.legal h2{font-weight:600;font-size:24px;line-height:1.15;margin:44px 0 14px}
.legal h3{font:600 15px 'IBM Plex Sans';margin:26px 0 8px}
.legal p,.legal li{font:400 14px/1.7 'IBM Plex Sans';color:var(--mut)}
.legal p strong{color:var(--ink)}
.legal ul{margin:0 0 16px;padding-left:22px}
@media(max-width:600px){.legal{padding-left:20px;padding-right:20px}}

@media(max-width:820px){
  .spec{grid-template-columns:repeat(2,1fr)}
  .spec-cell{border-right:1px solid var(--line)!important;border-bottom:1px solid var(--line)!important}
  .overview{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .hero h1{font-size:40px}
}
@media(max-width:600px){
  .nav,.hero,.section-head,.access,.cite,.versions,.footer{padding-left:20px;padding-right:20px}
  .spec,.overview{margin-left:20px;margin-right:20px}
  .nav{gap:12px 16px}
  .nav-links{margin-left:0;gap:16px}
  .crosslink{margin-left:0}
  .spec{grid-template-columns:1fr}
  .hero{padding-top:44px}
  .hero h1{font-size:34px}
  .lede{font-size:16px}
  .btns{gap:10px}
  .btn{flex:1 1 auto;text-align:center}
  .bibtex pre{font-size:11px}
}

/* access: secondary actions + license note */
.access-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.access-actions .btn{background:#fff}
.access-note{font:400 13px/1.6 'IBM Plex Sans';color:var(--mut);max-width:760px;margin:22px 0 0}
.access-note strong{color:var(--ink)}

/* documentation notebook */
.docs{padding:52px 40px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.docs h2{font-weight:600;font-size:30px;line-height:1.12;margin:8px 0 16px}
.docs p{font:400 15px/1.65 'IBM Plex Sans';color:var(--mut);margin:0 0 18px}
.docs code,.legal code,.cite code{font:500 .92em 'IBM Plex Mono';color:var(--ink)}
.doc-topics{margin:0;padding:0;list-style:none;border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden}
.doc-topics li{padding:12px 18px;border-bottom:1px solid var(--line);font:400 14px/1.5 'IBM Plex Sans';color:var(--ink);display:flex;gap:14px}
.doc-topics li:last-child{border-bottom:none}
.doc-topics .n{font:600 12px/1.9 'IBM Plex Mono';color:var(--a);min-width:20px}

/* Zenodo records table */
.records-wrap{overflow-x:auto;max-width:820px;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:22px}
.records{width:100%;border-collapse:collapse;font:400 13.5px 'IBM Plex Sans'}
.records th{font:600 11px 'IBM Plex Mono';color:var(--mut);text-transform:uppercase;letter-spacing:.06em;text-align:left;background:#eef1f3;padding:11px 16px;border-bottom:1px solid var(--line)}
.records td{padding:11px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
.records tr:last-child td{border-bottom:none}
.records td.num{font-family:'IBM Plex Mono';text-align:right}
.records td a{font:500 12.5px 'IBM Plex Mono'}
.records .tag{font:600 10.5px 'IBM Plex Mono';color:var(--a);border:1px solid var(--a);border-radius:20px;padding:1px 7px;margin-left:8px}
a.chip:hover{border-color:var(--a);text-decoration:none}
.cite .ref + .ref{margin-top:-8px}

/* license page */
.legal ol{margin:0 0 16px;padding-left:22px}
.legal .lead{font:400 15px/1.7 'IBM Plex Sans';color:var(--ink)}
.legal .note{border:1px solid var(--line);border-left:3px solid var(--a);border-radius:8px;background:#fff;padding:16px 20px;margin:24px 0}
.legal .note p{margin:0 0 8px}
.legal .note p:last-child{margin:0}

@media(max-width:820px){
  .docs{grid-template-columns:1fr}
}
@media(max-width:600px){
  .docs{padding-left:20px;padding-right:20px}
}
.footer .legal-link+.legal-link{margin-left:0}
@media(max-width:600px){.nav-links{flex-wrap:wrap;gap:8px 16px}}