/* =========================================================================
   qomics_pseo.css — shared stylesheet for Q-omics pSEO pages
   Aligned to:
     - theme.css            (tokens)
     - table_styles.css     (.qtable, .table-viewport)
     - popup_styles.css     (.block-box, .panel-title, .hint)
     - premium_form_base.css (body.premium overlay)
   Production: replace :root token block with @import url('./theme.css')
   ========================================================================= */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;700&display=swap');

:root {
  --qo-blue: var(--color-primary);
  /* ---- retheme: violet / lavender (NetCrafter-inspired) ---- */
  --font-family-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans KR', sans-serif;
  --color-primary:   #7e22ce;
  --color-secondary: #6b6470;
  --color-muted:     #8b7a92;
  --color-black:     #333333;
  --color-link:      #7c3aed;
  --color-border:    #e9d5ff;
  --color-bg-light:  #faf6ff;
  --color-bg-omixmind: #FCF4E5;
  --color-bg-feature-btn: #ede7f6;
  --color-border-release: #FBDDA3;
  --font-size-hero:       19px;
  --font-size-card-title: 18px;
  --font-size-base:       16px;
  --font-size-detail:     14px;
  --font-size-micro:      12px;
  --font-weight-regular:  400;
  --font-weight-medium:   500;
  --font-weight-semibold: 600;
  --font-weight-bold:     700;

  /* ---- tables (violet) ---- */
  --tbl-border:        #ead9fb;
  --tbl-header-bg:     #f3ecfd;
  --tbl-header-text:   var(--color-primary);
  --tbl-row-hover:     #f6f0fe;
  --tbl-selected-bg:   #9333ea;
  --tbl-selected-text: #ffffff;
  --bg:                #ffffff;

  /* ---- semantic extras ---- */
  --color-primary-dark: #5b1da1;
  --color-line-light:   #f0e9f8;
  --p-sig:              #d12f2f;
  --up:                 #c0392b;
  --dn:                 #2c6fa6;
  --patient-domain:     #a02525;
  --cell-domain:        #2e7d4f;

  /* ---- soft card shadow (NetCrafter) ---- */
  --card-shadow: 0 2px 8px rgba(149,117,205,0.13);
}

/* premium overlay (from premium_form_base.css) */
body.premium {
  --premium-ink:    #111827;
  --premium-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
  color: var(--premium-ink);
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: var(--font-size-base); }
body {
  margin: 0;
  padding: 12px;
  background: var(--bg);
  color: var(--color-black);
  font-family: var(--font-family-main);
  font-size: var(--font-size-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
.mono { font-family: 'Consolas', 'Roboto Mono', monospace; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 4px 6px 36px; }
.crumb {
  font-size: var(--font-size-detail);
  color: var(--color-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: flex-end;
  gap: 6px;
  flex-wrap: wrap;
}
.crumb a { color: var(--color-muted); }
.crumb a:hover { color: var(--color-primary); text-decoration: underline; }
.crumb img.logo {
  width: 200px;
  height: auto;
  display: inline-block;
  vertical-align: middle;
}
.crumb img.logo:hover { opacity: 0.85; }
.crumb .sep { color: var(--color-border); user-select: none; }
.back { display: inline-block; margin-bottom: 8px; font-size: var(--font-size-detail);
        color: var(--color-primary); font-weight: var(--font-weight-semibold); }

/* ---------- masthead ---------- */
.masthead {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 14px 18px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
}
body.premium .masthead { box-shadow: var(--premium-shadow); }
@media (max-width: 760px) { .masthead { grid-template-columns: 1fr; gap: 12px; } }

.ttl { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.ttl h1 {
  margin: 0;
  font-size: 24px;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1.1;
}
.ttl .goid { font-size: var(--font-size-detail);
             color: var(--color-muted); font-weight: var(--font-weight-semibold); }
.ttl .alt  { font-size: var(--font-size-detail); color: var(--color-secondary); }
.ttl .syn  { font-size: var(--font-size-micro); color: var(--color-muted); }

.chip {
  font-size: var(--font-size-micro);
  font-weight: var(--font-weight-semibold);
  letter-spacing: .04em;
  background: var(--color-bg-light);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 9px;
  text-transform: uppercase;
}
.chip.prem {
  background: var(--color-bg-omixmind);
  border-color: var(--color-border-release);
  color: var(--color-primary);
}

/* consensus signature mini cards (masthead right) */
.sig { display: flex; gap: 8px; }
.axis {
  min-width: 132px;
  background: var(--tbl-header-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 12px;
}
.axis .h { font-size: var(--font-size-micro); color: var(--color-muted);
           font-weight: var(--font-weight-semibold); text-transform: uppercase; letter-spacing: .04em; }
.axis .v { font-weight: var(--font-weight-bold);
           font-size: 19px; color: var(--color-primary); margin: 2px 0 4px; line-height: 1; }
.axis .v small { font-size: var(--font-size-detail); color: var(--color-muted);
                 font-weight: var(--font-weight-medium); }
.track { height: 5px; background: var(--color-bg-feature-btn); border-radius: 3px; overflow: hidden; }
.track > i { display: block; height: 100%; background: var(--color-link); }

/* ---------- context paragraph (BioMCP enrichment) ---------- */
.context {
  margin-top: 10px;
  padding: 14px 18px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: var(--font-size-base);
  color: var(--color-black);
  line-height: 1.55;
}
body.premium .context { box-shadow: var(--premium-shadow); }
.context b   { color: var(--color-primary); font-weight: var(--font-weight-semibold); }
.context .ids { font-size: var(--font-size-detail); color: var(--color-muted); }
.context .src { font-size: var(--font-size-micro); color: var(--color-muted); margin-top: 8px; display: block; }
.context .src a { color: var(--color-link); }

/* ---------- premium link callout (basic page only) ---------- */
.premlink {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  background: var(--color-bg-omixmind);
  border: 1px solid var(--color-border-release);
  border-radius: 6px;
  margin-top: 10px;
  padding: 10px 16px;
  font-size: var(--font-size-detail);
  color: var(--color-black);
}
.premlink b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }
.premlink a {
  font-weight: var(--font-weight-semibold);
  color: #fff;
  background: var(--color-primary);
  padding: 7px 14px;
  border-radius: 4px;
  font-size: var(--font-size-detail);
  white-space: nowrap;
  text-decoration: none;
}
.premlink a:hover { background: var(--color-primary-dark); text-decoration: none; }

/* ---------- panel (Q-omics block-box pattern) ---------- */
.block-box, .thin-box {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 14px 18px;
  margin-top: 10px;
}
.thin-box { padding: 12px 14px; }
body.premium .block-box,
body.premium .thin-box { box-shadow: var(--premium-shadow); }

/* panel title (Q-omics .panel-title) */
.panel-title {
  font-size: var(--font-size-card-title);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin: 0 0 .35rem 0;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.panel-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  margin: 0 0 .4rem 0;
}

/* hint (Q-omics .hint) — block flow so bold lead + body text wrap inline as one paragraph */
.hint {
  color: var(--color-muted);
  font-size: var(--font-size-detail);
  margin: .15rem 0 .5rem;
  display: block;
  line-height: 1.55;
}
.hint.right { text-align: right; }
.hint b { color: var(--color-black); font-weight: var(--font-weight-semibold); }

/* badge inside panel-title */
.badge {
  font-size: var(--font-size-micro);
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-light);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
/* consensus control chips */
.pc { display: inline-flex; gap: 6px; margin-left: auto; }
.pc .cs {
  font-size: var(--font-size-micro);
  font-weight: var(--font-weight-semibold);
  background: var(--tbl-header-bg);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

/* contextual mid-panel link to premium */
.pxlink { font-size: var(--font-size-detail); color: var(--color-link);
          font-weight: var(--font-weight-semibold); margin-left: 6px; white-space: nowrap; }

/* ---------- tables (qtable pattern) ---------- */
.table-viewport,
.table-viewport-second {
  margin: 18px 0;
  overflow-x: auto;
  overflow-y: auto;
  scrollbar-width: thin;
  max-height: 50vh;
  border: 1px solid var(--tbl-border);
  border-radius: 4px;
  background: #fff;
}
.table-viewport::-webkit-scrollbar { width: 6px; height: 6px; }
.table-viewport::-webkit-scrollbar-thumb { background: #AFC8E6; border-radius: 3px; }
.table-viewport::-webkit-scrollbar-track { background: transparent; }

table.qtable {
  background: #fff;
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-family: var(--font-family-main);
  color: #222;
  table-layout: auto;
}
table.qtable th {
  background: var(--tbl-header-bg);
  color: var(--tbl-header-text);
  padding: 0.5rem .35rem;
  border-bottom: 2px solid var(--tbl-header-text);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-detail);
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 2;
  white-space: normal;
  word-break: normal;            /* wrap only at spaces — never split a word like "Lineage" */
}
table.qtable td {
  border-bottom: 1px solid var(--tbl-border);
  font-size: var(--font-size-detail);
  padding: 0.5rem .35rem;
  vertical-align: middle;
  text-align: center;
  white-space: nowrap;
}
table.qtable tbody tr:not(.row-selected):hover td {
  background: var(--tbl-row-hover);
}
table.qtable tbody tr:last-child td { border-bottom: none; }

/* significant p-value (semantic) */
table.qtable td.psig { font-weight: var(--font-weight-bold); color: var(--p-sig); }

/* lineage codes: medium-weight Roboto, patient-domain red by default (TCGA) */
.lin {
  color: var(--patient-domain);
  font-weight: var(--font-weight-medium);
}
.cell {
  color: var(--cell-domain);
  font-weight: var(--font-weight-medium);
}

/* section divider rows in tables */
table.qtable tr td.sec {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  background: var(--color-bg-light);
  text-align: left;
  font-size: var(--font-size-detail);
}
.sec .tri { color: var(--color-link); font-size: 10px; margin-right: 5px; }

/* analysis/data-type labels: patient-domain red by default (matches summary + ps tab) */
table.qtable td.anl { color: var(--patient-domain); }

/* Cell line tab inside cross-omics — overrides .anl/.lin to green */
.tabpane#cl td.anl,
.tabpane#cl td.lin {
  color: var(--cell-domain);
}

/* Drug page is entirely cell-line domain — overrides .anl/.lin to green */
body.drug table.qtable td.anl,
body.drug .lin {
  color: var(--cell-domain);
}

/* direction colors — applied to td.lin / td.dir inside tr.up / tr.dn,
   override the default domain color in tables that encode direction (survival, NT) */
table.qtable tr.up td.lin, table.qtable tr.up td.dir, .up { color: var(--up); }
table.qtable tr.dn td.lin, table.qtable tr.dn td.dir, .dn { color: var(--dn); }
.dir { font-weight: var(--font-weight-semibold); }

/* strength bar (in cross-association tables) */
.bar {
  display: inline-block; width: 90px; height: 6px;
  background: var(--color-bg-feature-btn);
  border-radius: 3px; vertical-align: middle; margin-left: 7px;
  position: relative; overflow: hidden;
}
.bar > i { position: absolute; left: 0; top: 0; height: 100%;
           background: var(--color-link); border-radius: 3px; }

/* lineage descriptor pills */
.ldesc {
  display: inline-block;
  font-size: var(--font-size-micro);
  font-weight: var(--font-weight-semibold);
  padding: 1px 7px; border-radius: 4px;
  white-space: nowrap;
}
.ldesc.pan  { background: #e3f2ec; color: #0e7c61; border: 1px solid #bfe0d4; }
.ldesc.spec { background: #fdeee9; color: var(--up); border: 1px solid #f0cabd; }

/* column-hint-text (Q-omics) */
.column-hint-text {
  font-size: var(--font-size-micro);
  color: var(--color-secondary);
  margin-bottom: 4px;
}

/* gate note under a table */
.gate {
  font-size: var(--font-size-micro);
  color: var(--color-muted);
  margin-top: 8px;
  padding: 6px 0 0;
  border-top: 1px dashed var(--color-border);
}
.gate b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }
.gate a { font-weight: var(--font-weight-semibold); }

/* ---------- tabs ---------- */
.tabs {
  display: flex; gap: 2px;
  border-bottom: 2px solid var(--color-border);
  margin-top: 6px; margin-bottom: 8px;
}
.tabs button {
  font: inherit; font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-detail); color: var(--color-muted);
  background: transparent; border: none;
  padding: 7px 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  border-radius: 0;
}
.tabs button:hover { background: var(--color-bg-light); }
.tabs button.on { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.tabpane { display: none; }
.tabpane.on { display: block; }

/* ---------- grids ---------- */
.grid2 { display: grid; grid-template-columns: 1.9fr 1fr; gap: 12px; margin-top: 6px; align-items: center; }
.rowview { white-space: nowrap; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }

/* ---------- note box ---------- */
.note {
  font-size: var(--font-size-detail); color: var(--color-secondary);
  background: var(--color-bg-light); border: 1px dashed var(--color-border);
  border-radius: 6px; padding: 10px 14px; margin-top: 10px;
}
.note b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }

/* ---------- footer ---------- */
.foot {
  margin-top: 12px;
  background: #fff;
  border: 1px solid var(--color-border); border-radius: 6px;
  padding: 14px 18px;
  font-size: var(--font-size-detail);
  color: var(--color-secondary);
  line-height: 1.6;
}
body.premium .foot { box-shadow: var(--premium-shadow); }
.foot .row { display: grid; grid-template-columns: 1.3fr 1fr; gap: 18px; }
@media (max-width: 760px) { .foot .row { grid-template-columns: 1fr; } }
.foot h3 {
  font-size: var(--font-size-base); color: var(--color-primary);
  margin: 0 0 .4rem; font-weight: var(--font-weight-bold);
}
.foot b { color: var(--color-black); font-weight: var(--font-weight-semibold); }
.foot .src {
  display: inline-block; background: var(--color-bg-light);
  border: 1px solid var(--color-border); border-radius: 4px;
  padding: 1px 8px; margin: 0 4px 4px 0;
  color: var(--color-primary); font-weight: var(--font-weight-medium);
  font-size: var(--font-size-micro);
}
.foot ul { margin: 0; padding: 0; list-style: none; }
.foot li { padding: 2px 0; font-size: var(--font-size-detail); }
.foot li a { color: var(--color-link); }
.disc {
  margin-top: 10px; padding-top: 10px;
  border-top: 1px dashed var(--color-border);
  color: var(--color-secondary);
}

/* ---------- premium-specific: hero stat cards, teaser/lock, CTA ---------- */
.hero { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 10px; }
@media (max-width: 760px) { .hero { grid-template-columns: 1fr; } }
.stat {
  background: var(--tbl-header-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 10px 14px;
}
.stat .h { font-size: var(--font-size-micro); color: var(--color-muted);
           font-weight: var(--font-weight-semibold); text-transform: uppercase; letter-spacing: .04em; }
.stat .v { font-weight: var(--font-weight-bold);
           font-size: 19px; color: var(--color-primary); margin: 3px 0; line-height: 1; }
.stat .v small { font-size: var(--font-size-detail); color: var(--color-muted);
                 font-weight: var(--font-weight-medium); }
.stat .lbl { font-size: var(--font-size-detail); color: var(--color-black); }
.stat .lbl b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }

.teaser {
  background: var(--tbl-header-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 10px 14px; margin: 8px 0 10px;
  font-size: var(--font-size-detail);
  color: var(--color-black);
}
.teaser b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }

.locked { position: relative; }
.locked .blurred { filter: blur(4px); user-select: none; pointer-events: none; opacity: .85; }
.lockcard {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; background: rgba(243, 245, 249, 0.62);
}
.lockcard .lk { font-size: var(--font-size-detail); font-weight: var(--font-weight-semibold);
                color: var(--color-primary); }

/* .btn-primary (from premium_form_base.css) */
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  padding: 8px 16px;
  font: inherit;
  font-size: var(--font-size-detail);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  box-shadow: 0 6px 12px rgba(3, 68, 115, 0.15);
}
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }

.features { font-size: var(--font-size-micro); color: var(--color-muted); margin-top: 7px; }
.features b { color: var(--color-primary); font-weight: var(--font-weight-semibold); }

.cta {
  margin-top: 12px;
  background: var(--color-primary); color: #fff;
  border-radius: 6px;
  padding: 14px 18px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px;
}
@media (max-width: 760px) { .cta { flex-direction: column; align-items: flex-start; } }
.cta h3 { margin: 0; font-size: var(--font-size-card-title); font-weight: var(--font-weight-semibold); color: #fff; }
.cta p  { margin: 3px 0 0; font-size: var(--font-size-detail); opacity: .92; max-width: 680px; }
.cta a  {
  background: #fff; color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-detail);
  padding: 8px 16px; border-radius: 4px;
  white-space: nowrap; text-decoration: none;
}
.cta a:hover { background: var(--color-bg-light); text-decoration: none; }

/* ---------- SVG plot text ---------- */
svg text { font-family: var(--font-family-main); }


/* =======================================================
   NetCrafter-inspired retheme (violet / lavender) — matches Sunitinib page
   ======================================================= */
body { letter-spacing: .2px; }

/* borderless, shadowless white cards */
.masthead, .context, .block-box, .thin-box, .foot {
  border: none;
  border-radius: 16px;
  box-shadow: none;
}
.axis { border-radius: 12px; }
.table-viewport, .table-viewport-second { border: none; border-radius: 12px; }

/* align breadcrumb (logo) with card content / title */
.crumb { padding-left: 18px; }

/* titles — purple main, pink section/footer (NetCrafter sizes) */
.ttl h1 {
  font-size: 30px;
  font-weight: normal;
  color: #9575CD;
  letter-spacing: .5px;
  line-height: 1.15;
}
.panel-title {
  font-size: 21px;
  font-weight: normal;
  color: #db2777;
  letter-spacing: .3px;
}
.foot h3 {
  font-size: 18px;
  font-weight: normal;
  color: #db2777;
  letter-spacing: .3px;
}

/* pill-style chips & source tags */
.chip {
  background: #fce7f3;
  border: 1px solid #fbcfe8;
  color: #9333ea;
  border-radius: 999px;
  padding: 3px 12px;
  text-transform: none;
  letter-spacing: .02em;
}
.foot .src {
  background: #f3ecfd;
  border: 1px solid #e9d5ff;
  color: var(--color-primary);
  border-radius: 999px;
  padding: 2px 11px;
}

/* reading text a touch airier */
.context { line-height: 1.6; letter-spacing: .2px; }
.hint { font-size: var(--font-size-base); letter-spacing: .2px; }

/* violet scrollbar */
.table-viewport::-webkit-scrollbar-thumb { background: #c9b8e8; }

/* table domain/label text → pink accent (matches Sunitinib) */
table.qtable td.anl { color: #db2777; }
.cell { color: #db2777; }
.summary-tbl td.lin { color: #db2777; }
#omics table.qtable td.lin { color: #db2777; }

/* survival table: whole up-rows → pink, dn-rows → green (all columns) */
#survival table.qtable tr.up td { color: #db2777; }
#survival table.qtable tr.dn td { color: #2e7d4f; }
#survival table.qtable td.psig { font-weight: normal; }

/* nt (tumor vs normal) table: up-rows → pink, dn-rows → green */
#nt table.qtable tr.up td { color: #db2777; }
#nt table.qtable tr.dn td { color: #2e7d4f; }
#nt table.qtable td.psig { font-weight: normal; }

/* nt Signal column: no pill box; pan-cancer pink, lineage-specific green */
#nt .ldesc { background: none; border: none; padding: 0; }
#nt .ldesc.pan { color: #db2777; }
#nt .ldesc.spec { color: #2e7d4f; }

/* premium callout → light pink pill (like the Gene chip) */
.premlink {
  background: #fce7f3;
  border: 1px solid #fbcfe8;
  border-radius: 999px;
}

/* footer: stack methods over related (no side-by-side) */
.foot .row { grid-template-columns: 1fr; }

/* highlighter (형광펜) — lavender */
.hl-blue{
  background: #ddd9f2;
  border-radius: 8px;
  padding: .04em .34em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

html { scroll-padding-top: 18px; }
.toc-menu { position: fixed; top: 16px; right: max(16px, calc((100vw - 1100px) / 2 + 6px)); z-index: 60; font-family: var(--font-family-main); }
.toc-toggle { width: 42px; height: 42px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 5px; background: #faf6ff; border: 1px solid #e9d5ff; border-radius: 10px; box-shadow: 0 4px 14px rgba(126,34,206,0.13); cursor: pointer; padding: 0; }
.toc-toggle:hover { background: #f3ecfd; }
.toc-toggle span { display: block; width: 20px; height: 2px; background: #7e22ce; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.toc-menu.open .toc-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.toc-menu.open .toc-toggle span:nth-child(2) { opacity: 0; }
.toc-menu.open .toc-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.toc-panel { position: absolute; top: 50px; right: 0; min-width: 172px; background: #faf6ff; border: 1px solid #e9d5ff; border-radius: 12px; padding: 8px; box-shadow: 0 8px 22px rgba(126,34,206,0.16); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .15s ease, transform .15s ease, visibility .15s; }
.toc-menu.open .toc-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.toc-panel .toc-link { display: block; width: 100%; box-sizing: border-box; text-align: left; color: #6b6470; background: transparent; border: none; font-family: inherit; font-size: 13.5px; line-height: 1.3; padding: 7px 10px; border-radius: 7px; cursor: pointer; transition: color .15s, background .15s; }
.toc-panel .toc-link:hover { color: #7e22ce; background: #f3ecfd; }
.toc-panel .toc-link.active { color: #7e22ce; font-weight: 600; background: #f3ecfd; }

.explore{font-size:var(--font-size-detail);color:var(--color-muted);margin:6px 0 0;text-align:right;}
.explore a{color:var(--color-link);text-decoration:none;}
.explore a:hover{text-decoration:underline;}
.premium-modal-overlay{display:none;position:fixed;inset:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:10000;justify-content:center;align-items:center;backdrop-filter:blur(2px);}
.premium-modal-overlay.show{display:flex;}
.premium-modal-content{background:#fff;padding:25px 20px;border-radius:12px;width:320px;max-width:85%;text-align:center;box-shadow:0 10px 25px rgba(0,0,0,.2);font-family:'Roboto','Noto Sans KR',sans-serif;animation:qoPremFade .3s ease-out;}
@keyframes qoPremFade{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}
.premium-header{margin-bottom:20px;}
.premium-title{font-size:14px;color:#333;font-weight:700;margin:0 0 6px;line-height:1.3;}
.premium-subtitle{font-size:13px;color:#666;margin:0;font-weight:400;}
.premium-btn-group{display:flex;flex-direction:row;gap:10px;margin-bottom:20px;justify-content:center;}
.btn-trial,.btn-cancel{flex:1;padding:10px 0;border-radius:6px;cursor:pointer;font-size:13px;font-weight:600;transition:all .2s ease;border:none;white-space:nowrap;}
.btn-trial{background:#2F80ED;color:#fff;box-shadow:0 2px 4px rgba(47,128,237,.2);}
.btn-trial:hover{background:#266dc9;box-shadow:0 4px 8px rgba(47,128,237,.3);}
.btn-cancel{background:#f1f3f5;color:#555;}
.btn-cancel:hover{background:#e9ecef;}
.premium-footer-note{font-size:13.5px;color:#555;margin-top:15px;padding-top:15px;border-top:1px solid #eee;line-height:1.4;text-align:left;}
.premium-footer-note a{color:#2F80ED;text-decoration:none;font-weight:600;}
.premium-footer-note a:hover{text-decoration:underline;}


/* placeholder shown when an external plot image (km.png / nt.png) is not present */
.img-ph{display:flex;align-items:center;justify-content:center;text-align:center;min-height:300px;max-width:434px;width:100%;margin:0 auto;padding:18px;border:1px dashed #e9d5ff;border-radius:12px;background:#faf6ff;color:#8b7a92;font-size:13px;line-height:1.55;}
/* title shown above each plot image */
.plot-caption{margin:0 0 8px;text-align:center;font-size:var(--font-size-detail);font-weight:var(--font-weight-semibold);color:var(--color-primary);letter-spacing:.2px;}


/* ── archive hub / listing pages (preserved) ── */
.archive-list{list-style:none;margin:0;padding:0;column-width:230px;column-gap:24px;}
.archive-list li{break-inside:avoid;margin:0 0 .28rem;font-size:14px;line-height:1.35;}
.archive-list li a{color:var(--qo-blue);text-decoration:none;}
.archive-list li a:hover{text-decoration:underline;}
.pager{margin:14px 0 2px;text-align:center;font-weight:600;}
.pager a{color:var(--qo-blue);text-decoration:none;margin:0 10px;}