:root {
  /* Palette matched to qtanalytics.in/crossref-doi */
  --bg: #f0f2f5;
  --card: #ffffff;
  --ink: #1a2233;
  --muted: #5a6b82;
  --line: #e2e7f0;
  --brand: #1a3a5c;      /* deep navy */
  --brand-2: #2563a8;    /* QT blue   */
  --accent: #128274;     /* teal      */
  --pass: #16a34a;
  --warn: #d97706;
  --fail: #dc2626;
  --manual: #7a7f8c;
  --shadow: 0 1px 3px rgba(20,30,60,.08), 0 8px 24px rgba(20,30,60,.06);
  --radius: 12px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}
a { color: var(--brand-2); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 28px 20px 48px; }

/* ---- QTanalytics top bar ---- */
#topbar {
  background: var(--brand);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 20px;
  color: #fff;
}
#topbar .brand img { height: 34px; display: block; border-radius: 4px; background:#fff; }
#topbar .home-link { color: #cfe0f5; text-decoration: none; font-size: .85rem; font-weight: 600; }
#topbar .home-link:hover { color: #fff; }
#topbar .page-title { margin-left: auto; color: #dbe7f6; font-size: .85rem; font-weight: 600; letter-spacing: .01em; }

header.site {
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  color: #fff;
  padding: 26px 20px;
}
header.site .inner { max-width: 1080px; margin: 0 auto; }
header.site h1 { margin: 0 0 4px; font-size: 1.5rem; letter-spacing: -.01em; }
header.site p { margin: 0; opacity: .9; font-size: .95rem; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin-bottom: 22px;
}
.card h2 { margin: 0 0 14px; font-size: 1.15rem; }
.card h3 { margin: 18px 0 8px; font-size: 1rem; }

label { display: block; font-weight: 600; font-size: .9rem; margin: 14px 0 5px; }
.hint { font-weight: 400; color: var(--muted); font-size: .82rem; }
input[type=text], input[type=url], textarea, select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: .95rem;
  font-family: inherit;
  background: #fbfcfe;
}
textarea { min-height: 110px; resize: vertical; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .row { grid-template-columns: 1fr; } }

button.primary {
  margin-top: 20px;
  background: var(--brand-2);
  color: #fff;
  border: 0;
  padding: 12px 22px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}
button.primary:hover { background: var(--brand); }

/* ---- Report ---- */
.scorehead { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.gauge {
  --v: 0;
  width: 132px; height: 132px; border-radius: 50%;
  background: conic-gradient(var(--ring) calc(var(--v) * 1%), var(--line) 0);
  display: grid; place-items: center;
  flex: 0 0 auto;
}
.gauge .inner {
  width: 104px; height: 104px; border-radius: 50%; background: var(--card);
  display: grid; place-items: center; text-align: center;
}
.gauge .num { font-size: 2rem; font-weight: 700; line-height: 1; }
.gauge .lbl { font-size: .7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.verdict-pill {
  display: inline-block; padding: 5px 14px; border-radius: 999px;
  font-weight: 600; font-size: .9rem;
}

.badge { display:inline-block; padding: 2px 9px; border-radius: 999px; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing:.03em; }
.b-pass   { background: #e4f6ec; color: var(--pass); }
.b-warn   { background: #fdf2dc; color: var(--warn); }
.b-fail   { background: #fbe4e4; color: var(--fail); }
.b-manual { background: #eef0f4; color: var(--manual); }

.bodygrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 16px; }
.bodycard { border:1px solid var(--line); border-radius: 10px; padding: 16px; background:#fff; }
.bodycard .bt { display:flex; justify-content: space-between; align-items:baseline; gap:10px; }
.bodycard .score { font-weight:700; font-size:1.1rem; }
.bodycard .blurb { color: var(--muted); font-size: .82rem; margin: 6px 0 10px; }
.bar { height: 8px; border-radius: 6px; background: var(--line); overflow: hidden; margin-bottom: 12px; }
.bar > span { display:block; height:100%; }

ul.checks { list-style: none; margin: 0; padding: 0; }
ul.checks li { padding: 8px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 74px 1fr; gap: 10px; align-items: start; }
ul.checks li:first-child { border-top: 0; }
ul.checks .lab { font-weight: 600; font-size: .9rem; }
ul.checks .note { color: var(--muted); font-size: .82rem; }

.suggestions li { padding: 10px 0; border-top: 1px solid var(--line); }
.suggestions .area { font-weight:600; }
.pri { font-size:.7rem; font-weight:700; text-transform:uppercase; padding:2px 8px; border-radius:999px; margin-right:8px; }
.pri-high { background:#fbe4e4; color:var(--fail); }
.pri-medium { background:#fdf2dc; color:var(--warn); }
.pri-low { background:#eef0f4; color:var(--muted); }

.flags { background:#fff5f5; border:1px solid #f3c9c9; border-radius:10px; padding:14px 18px; }
.flags h3 { margin-top:0; color: var(--fail); }
.flags ul { margin: 6px 0 0 18px; }

table.kv { width:100%; border-collapse: collapse; font-size:.9rem; }
table.kv td { padding:6px 8px; border-top:1px solid var(--line); vertical-align: top; }
table.kv td:first-child { color: var(--muted); width: 40%; }

.small { color: var(--muted); font-size: .82rem; }
.actions { display:flex; gap:12px; margin-top: 8px; }
.btn-ghost { display:inline-block; padding:9px 16px; border:1px solid var(--line); border-radius:8px; text-decoration:none; color:var(--ink); background:#fff; font-weight:600; }
.notice { padding:12px 16px; border-radius:8px; background:#eef3ff; border:1px solid #d5e0fb; font-size:.88rem; }
.hist td { padding:6px 10px; border-top:1px solid var(--line); font-size:.9rem; }

/* ---- ISSN identity card ---- */
.idcard { margin-top: 14px; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: #fbfcfe; }
.idhead { font-size: 1.05rem; margin-bottom: 4px; }
.idmeta { color: var(--muted); font-size: .88rem; margin-bottom: 10px; }
.deps { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.dep { font-size: .78rem; padding: 3px 10px; border-radius: 999px; font-weight: 600; }
.dep-y { background: #e4f6ec; color: var(--pass); }
.dep-n { background: #f1f2f5; color: var(--muted); }
.counts { display: flex; gap: 14px; flex-wrap: wrap; margin: 6px 0; }
.ct { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 18px; text-align: center; min-width: 92px; }
.ct b { display: block; font-size: 1.5rem; color: var(--brand); line-height: 1.1; }
.ct span { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.covgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px,1fr)); gap: 8px 18px; margin-top: 8px; }
.cov { display: grid; grid-template-columns: 96px 1fr 40px; align-items: center; gap: 8px; font-size: .82rem; }
.cov span { color: var(--muted); }
.cov b { text-align: right; }
.covbar { height: 7px; background: var(--line); border-radius: 5px; overflow: hidden; }
.covbar i { display: block; height: 100%; background: var(--brand-2); }

/* ---- Framework selector / panels ---- */
select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font-size: .9rem; background: #fff; font-family: inherit; }
.fwpanel h3 { margin: 18px 0 8px; }
.pts { font-size: .74rem; color: var(--muted); font-weight: 600; }
.crossgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 14px; margin-top: 16px; }

/* ---- DU score table ---- */
table.scoretab { width: 100%; border-collapse: collapse; font-size: .9rem; margin: 6px 0 6px; }
table.scoretab th { text-align: left; background: #f0f3fa; padding: 8px 10px; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
table.scoretab td { padding: 8px 10px; border-top: 1px solid var(--line); }
table.scoretab tfoot td { border-top: 2px solid var(--brand); background: #f7f9fd; }

/* ---- Sample articles ---- */
.artrow { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-top: 1px solid var(--line); flex-wrap: wrap; }
.artrow:first-of-type { border-top: 0; }
.artmain { flex: 1 1 340px; }
.artstats { display: flex; flex-direction: column; gap: 3px; font-size: .8rem; color: var(--muted); text-align: right; min-width: 130px; }
.artstats b { color: var(--ink); }

/* ---- Website signal chips ---- */
.siggrid { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 6px; }
.sig { font-size: .78rem; padding: 3px 10px; border-radius: 999px; font-weight: 600; }

/* ---- Footer: Crossref attribution + AI disclosure ---- */
.site-footer { background: var(--brand); color: #d7e2f0; margin-top: 40px; padding: 28px 20px 32px; }
.site-footer .inner { max-width: 1080px; margin: 0 auto; }
.site-footer a { color: #9fc3ef; }
.crossref-attrib { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.crossref-logo { height: 40px; background: #fff; padding: 7px 10px; border-radius: 6px; flex: 0 0 auto; }
.crossref-attrib p { margin: 0; font-size: .84rem; flex: 1 1 320px; line-height: 1.5; }
.ai-disclaimer {
  margin-top: 18px; padding: 14px 16px; border-radius: 8px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  font-size: .82rem; line-height: 1.55;
}
.ai-disclaimer strong { color: #fff; }
.foot-copy { margin-top: 16px; font-size: .8rem; color: #a9bdd6; }

/* Optional policy-page links block */
.pages-block { border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; background: #fbfcfe; }
.pages-block summary { cursor: pointer; font-size: .95rem; }
.pages-block summary:hover { color: var(--brand-2); }
.pages-block label { margin-top: 10px; }

/* ISSN-not-in-Crossref helper note */
.issn-note { background: #eef4fb; border: 1px solid #cfe0f5; border-radius: 10px; padding: 14px 16px; font-size: .9rem; }
.issn-note .btn-issn { display:inline-block; margin-top:8px; padding:8px 14px; background:var(--brand-2); color:#fff; border-radius:8px; text-decoration:none; font-weight:600; font-size:.85rem; }

@media print {
  header.site { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  #topbar, .actions, form, .site-nav { display: none; }
  .site-footer { background: #fff; color: #333; border-top: 1px solid #ccc; }
  .site-footer a { color: #333; }
  .fwpanel { display: block !important; page-break-inside: avoid; }
  #fwSelect { display: none; }
}