/* ============================================================================
   Dedicated module pages — shared chrome.  researchguru.ai brand (navy/orange/
   purple on white), light default + scoped [data-theme=dark] override.
   Each module sets its own --ac accent on <body data-ac="...">.
   ========================================================================== */
:root{
  --navy:#272783; --navy-2:#1c1c66; --orange:#f5921e; --orange-2:#ff7a18;
  --purple:#7b4fc4; --violet:#9b6dde;
  --bg:#f5f7fc; --panel:#ffffff; --panel-2:#f7f9fe;
  --ink:#1d2240; --ink-soft:#4b5172; --muted:#838aa6;
  --line:#e7eaf4; --line-2:#eef1f8;
  --good:#1f9d57; --warn:#d98a12; --bad:#d83a52;
  --ac:#3a3aa3; --ac-soft:rgba(58,58,163,.10);
  --disp:"Poppins",-apple-system,Segoe UI,Roboto,sans-serif;
  --body:"Inter",-apple-system,Segoe UI,Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --shadow-1:0 1px 2px rgba(20,30,80,.05),0 6px 18px -10px rgba(20,30,80,.16);
  --shadow-2:0 16px 40px -18px rgba(20,30,80,.3);
  --radius:16px;
}
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{ background:var(--bg); color:var(--ink); font-family:var(--body);
  -webkit-font-smoothing:antialiased; line-height:1.6; min-height:100vh; }
a{ color:inherit; text-decoration:none; }

/* ░ top bar ░ */
.topbar{ position:sticky; top:0; z-index:40; display:flex; align-items:center;
  justify-content:space-between; gap:1rem; padding:.7rem clamp(1rem,4vw,2.5rem);
  background:rgba(255,255,255,.85); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line); }
.tb-left{ display:flex; align-items:center; gap:.85rem; }
/* brand emblem before the wordmark — themed PNG (light: dark ink, dark: white).
   Sized up for presence; sits flush against the wordmark. */
.tb-mark{ width:54px; height:37px; flex:none; display:inline-block;
  background:url(/assets/logo-mark-light.png) left center/contain no-repeat;
  transition:transform .2s ease; }
.tb-mark:hover{ transform:scale(1.05); }
:root[data-theme="dark"] .tb-mark{ background-image:url(/assets/logo-mark-dark.png); }
.tb-home{ display:inline-flex; align-items:center; gap:.45rem; font-family:var(--disp);
  font-weight:600; font-size:.85rem; color:var(--ink-soft); padding:.45rem .8rem;
  border:1px solid var(--line); border-radius:9px; transition:.2s; }
.tb-home:hover{ border-color:var(--navy); color:var(--navy); }
/* wordmark — premium redesign: solid "Research", gradient "Guru", chip ".AI" */
.tb-logo{ font-family:var(--disp); font-weight:600; font-size:1.22rem;
  letter-spacing:-.02em; display:inline-flex; align-items:baseline; }
.tb-logo .w1{ color:var(--navy); font-weight:600; }
.tb-logo .w2{ font-weight:800;
  background:linear-gradient(95deg,#f5921e 0%,#c4399a 48%,#7b4fc4 100%);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
  color:transparent; }
.tb-logo .d{ font-size:.5em; font-weight:800; letter-spacing:.06em; margin-left:.28em;
  align-self:center; color:#fff; background:linear-gradient(95deg,#c4399a,#5b5bf0);
  padding:.2em .42em; border-radius:6px; transform:translateY(-.12em); }
.tb-mod{ font-family:var(--disp); font-weight:600; font-size:.82rem; color:#fff;
  background:var(--ac); padding:.35rem .85rem; border-radius:30px; }
.tb-right{ display:flex; gap:.5rem; }
.tb-right a{ font-family:var(--disp); font-weight:600; font-size:.82rem; color:var(--ink-soft);
  padding:.45rem .8rem; border-radius:9px; transition:.2s; }
.tb-right a:hover{ color:var(--navy); background:var(--line-2); }

/* ░ module hero ░ */
.m-hero{ position:relative; overflow:hidden; padding:clamp(2rem,5vw,3.4rem) clamp(1rem,5vw,2.5rem);
  background:linear-gradient(135deg,var(--ac),color-mix(in srgb,var(--ac) 62%,#1b1b50)); color:#fff; }
.m-hero::after{ content:""; position:absolute; right:-60px; top:-60px; width:260px; height:260px;
  border-radius:50%; background:radial-gradient(circle,rgba(255,255,255,.18),transparent 70%); }
.m-hero .wrap{ position:relative; z-index:1; max-width:820px; margin:0 auto; text-align:center; }
.m-eyebrow{ display:inline-flex; align-items:center; gap:.5rem; font-family:var(--disp);
  font-weight:600; font-size:.78rem; letter-spacing:.04em; text-transform:uppercase;
  background:rgba(255,255,255,.16); padding:.4rem .9rem; border-radius:30px; }
.m-hero h1{ font-family:var(--disp); font-weight:600; font-size:clamp(1.7rem,3.6vw,2.6rem);
  letter-spacing:-.02em; margin:.9rem 0 .5rem; line-height:1.08; }
.m-hero p{ max-width:64ch; margin:0 auto; color:rgba(255,255,255,.88); font-size:1.02rem; }
.m-hero .m-ic{ font-size:2rem; opacity:.95; }

/* ░ workspace — centered single column (commercial, easy-to-use flow) ░ */
.work{ max-width:880px; margin:0 auto; padding:clamp(1.4rem,3vw,2.2rem) clamp(1rem,5vw,2.5rem) 4rem;
  display:flex; flex-direction:column; gap:1.5rem; align-items:stretch; }

.panel{ background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow-1); padding:clamp(1.4rem,3vw,2rem); }
.panel h2{ text-align:center; }
.panel > .hint{ text-align:center; }
.panel .btn-primary{ display:flex; max-width:340px; margin:.4rem auto 0; }
.panel h2,.output h2{ font-family:var(--disp); font-weight:600; font-size:1.12rem; color:var(--navy);
  margin-bottom:.3rem; }
.panel .hint{ color:var(--muted); font-size:.86rem; margin-bottom:1rem; }

.field{ margin-bottom:1rem; }
.field label{ display:block; font-family:var(--disp); font-weight:500; font-size:.8rem;
  color:var(--ink-soft); margin-bottom:.4rem; }
textarea,input[type=text],select{ width:100%; font-family:var(--body); font-size:.95rem;
  color:var(--ink); background:var(--panel-2); border:1px solid var(--line);
  border-radius:11px; padding:.75rem .85rem; transition:border-color .2s, box-shadow .2s; }
textarea{ min-height:200px; resize:vertical; line-height:1.55; }
textarea:focus,input:focus,select:focus{ outline:none; border-color:var(--ac);
  box-shadow:0 0 0 3px var(--ac-soft); }
input[type=range]{ width:100%; accent-color:var(--ac); }
.row{ display:flex; gap:.7rem; } .row>*{ flex:1; }

.dropzone{ border:1.5px dashed var(--line); border-radius:11px; padding:1rem; text-align:center;
  color:var(--muted); font-size:.85rem; cursor:pointer; transition:.2s; background:var(--panel-2); }
.dropzone:hover,.dropzone.drag{ border-color:var(--ac); color:var(--ac); background:var(--ac-soft); }
.dropzone b{ color:var(--ink-soft); }

.btn{ display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:var(--disp); font-weight:600; font-size:.95rem; padding:.8rem 1.4rem;
  border-radius:11px; cursor:pointer; border:none; transition:.2s; }
.btn-primary{ background:var(--ac); color:#fff; width:100%;
  box-shadow:0 10px 26px -12px color-mix(in srgb,var(--ac) 80%,#000); }
.btn-primary:hover{ filter:brightness(1.06); transform:translateY(-1px); }
.btn-primary:disabled{ opacity:.55; cursor:not-allowed; transform:none; filter:none; }
.btn-ghost{ background:transparent; color:var(--ink-soft); border:1px solid var(--line); }
.btn-ghost:hover{ border-color:var(--ac); color:var(--ac); }
.btn-row{ display:flex; gap:.6rem; flex-wrap:wrap; margin-top:.4rem; }
.meta-line{ display:flex; justify-content:space-between; font-family:var(--mono); font-size:.72rem;
  color:var(--muted); margin-top:.5rem; }

/* ░ output area ░ */
.output{ min-height:340px; }
.out-card{ background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow-1); padding:1.6rem; }
.empty{ display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; min-height:340px; color:var(--muted); gap:.8rem;
  border:1.5px dashed var(--line); border-radius:var(--radius); padding:2rem; }
.empty .e-ic{ font-size:2.6rem; opacity:.5; }
.empty h3{ font-family:var(--disp); font-weight:600; color:var(--ink-soft); font-size:1.05rem; }

/* loader */
.loader{ display:flex; flex-direction:column; align-items:center; justify-content:center;
  min-height:340px; gap:1.1rem; text-align:center; }
.spinner{ width:46px; height:46px; border-radius:50%; border:4px solid var(--line);
  border-top-color:var(--ac); animation:spin .8s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }
.loader p{ font-family:var(--disp); font-weight:500; color:var(--ink-soft); }
.loader .sub{ font-family:var(--mono); font-size:.74rem; color:var(--muted); }

.err{ background:rgba(216,58,82,.07); border:1px solid rgba(216,58,82,.3); color:#a32338;
  border-radius:12px; padding:1rem 1.2rem; font-size:.92rem; }

/* result building blocks */
.res-head{ display:flex; flex-wrap:wrap; align-items:center; gap:1.4rem; margin-bottom:1.4rem;
  padding-bottom:1.4rem; border-bottom:1px solid var(--line-2); }
.score-ring{ --p:0; width:120px; height:120px; border-radius:50%; flex:none;
  background:conic-gradient(var(--ac) calc(var(--p)*1%), var(--line) 0);
  display:flex; align-items:center; justify-content:center; }
.score-ring .inner{ width:90px; height:90px; border-radius:50%; background:var(--panel);
  display:flex; flex-direction:column; align-items:center; justify-content:center; }
.score-ring .v{ font-family:var(--disp); font-weight:700; font-size:1.7rem; color:var(--navy); line-height:1; }
.score-ring .l{ font-family:var(--mono); font-size:.6rem; color:var(--muted); letter-spacing:.1em; margin-top:.2rem; }
.head-meta{ flex:1; min-width:200px; }
.head-meta h2{ margin-bottom:.5rem; }
.stars{ color:var(--orange); font-size:1.2rem; letter-spacing:2px; }
.stars .off{ color:var(--line); }

.chips{ display:flex; flex-wrap:wrap; gap:.5rem; margin:.6rem 0; }
.chip{ font-family:var(--disp); font-weight:500; font-size:.8rem; color:var(--ink-soft);
  background:var(--panel-2); border:1px solid var(--line); border-radius:30px; padding:.35rem .85rem; }
.chip b{ color:var(--navy); }
.chip.good{ color:var(--good); border-color:rgba(31,157,87,.3); background:rgba(31,157,87,.08); }
.chip.warn{ color:var(--warn); border-color:rgba(217,138,18,.3); background:rgba(217,138,18,.08); }
.chip.bad{ color:var(--bad); border-color:rgba(216,58,82,.3); background:rgba(216,58,82,.08); }

.res-sec{ margin-top:1.5rem; }
.res-sec h3{ font-family:var(--disp); font-weight:600; font-size:.95rem; color:var(--navy);
  margin-bottom:.7rem; display:flex; align-items:center; gap:.5rem; }
.res-sec h3::before{ content:""; width:4px; height:15px; border-radius:3px; background:var(--ac); }
.res-sec p{ color:var(--ink-soft); }

.barline{ margin:.6rem 0; }
.barline .top{ display:flex; justify-content:space-between; font-size:.84rem; margin-bottom:.3rem; }
.barline .top b{ color:var(--ac); font-family:var(--disp); }
.bar{ height:9px; border-radius:6px; background:var(--line); overflow:hidden; }
.bar > i{ display:block; height:100%; border-radius:6px; background:var(--ac);
  transition:width .6s cubic-bezier(.2,.8,.2,1); }

.tile-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:.8rem; }
.tile{ background:var(--panel-2); border:1px solid var(--line); border-radius:12px; padding:1rem; }
.tile .tv{ font-family:var(--disp); font-weight:700; font-size:1.5rem; color:var(--navy); }
.tile .tl{ font-size:.78rem; color:var(--muted); margin-top:.2rem; }

ul.ticks{ list-style:none; } ul.ticks li{ position:relative; padding:.34rem 0 .34rem 1.5rem; color:var(--ink-soft); font-size:.92rem; }
ul.ticks li::before{ content:"✓"; position:absolute; left:0; color:var(--good); font-weight:700; }
ul.warns li::before{ content:"!"; color:var(--warn); }
ul.dots li::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--ac); top:.85em; }

.item-card{ background:var(--panel-2); border:1px solid var(--line); border-radius:12px;
  padding:.9rem 1.1rem; margin:.6rem 0; }
.item-card .t{ font-family:var(--disp); font-weight:600; color:var(--navy); margin-bottom:.25rem; }
.item-card .s{ font-size:.86rem; color:var(--ink-soft); }

table.res{ width:100%; border-collapse:collapse; font-size:.9rem; }
table.res th{ text-align:left; font-family:var(--disp); font-weight:600; font-size:.78rem;
  color:var(--muted); text-transform:uppercase; letter-spacing:.04em; padding:.6rem .7rem; border-bottom:2px solid var(--line); }
table.res td{ padding:.7rem .7rem; border-bottom:1px solid var(--line-2); color:var(--ink-soft); }
table.res tr:hover td{ background:var(--panel-2); }
table.res .rank{ font-family:var(--disp); font-weight:700; color:var(--ac); }

.proseblock{ color:var(--ink-soft); }
.proseblock h1,.proseblock h2,.proseblock h3{ font-family:var(--disp); color:var(--navy); margin:1rem 0 .5rem; }
.proseblock p{ margin:.6rem 0; } .proseblock ul,.proseblock ol{ margin:.5rem 0 .5rem 1.3rem; }
.proseblock code{ font-family:var(--mono); font-size:.85em; background:var(--panel-2); padding:.1rem .35rem; border-radius:5px; }

/* ── studio-tool components ───────────────────────────────────────── */
.fill-good{ background:var(--good); } .fill-warn{ background:var(--warn); } .fill-bad{ background:var(--bad); }
.good-t{ color:var(--good); } .warn-t{ color:var(--warn); } .bad-t{ color:var(--bad); }

/* AI-likeness / ease thermometer gauge */
.gauge{ --c:var(--ac); border:1px solid var(--line); border-radius:14px; padding:1rem 1.2rem;
  background:var(--panel-2); min-width:190px; }
.gauge.good{ --c:var(--good); } .gauge.warn{ --c:var(--warn); } .gauge.bad{ --c:var(--bad); }
.gauge .g-top{ display:flex; align-items:baseline; justify-content:space-between; gap:.6rem; }
.gauge .g-num{ font-family:var(--disp); font-weight:700; font-size:2.1rem; color:var(--c); line-height:1; }
.gauge .g-num small{ font-size:1rem; }
.gauge .g-cap{ font-family:var(--mono); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); }
.gauge .g-track{ position:relative; height:8px; border-radius:6px; margin:.7rem 0 .35rem;
  background:linear-gradient(90deg,var(--good),var(--warn),var(--bad)); }
.gauge .ease-track,.gauge.ease .g-track{ background:linear-gradient(90deg,var(--bad),var(--warn),var(--good)); }
.gauge .g-marker{ position:absolute; top:50%; width:14px; height:14px; border-radius:50%;
  background:#fff; border:3px solid var(--c); transform:translate(-50%,-50%); box-shadow:0 2px 6px rgba(0,0,0,.2); }
.gauge .g-scale{ display:flex; justify-content:space-between; font-family:var(--mono); font-size:.62rem; color:var(--muted); }
.gauge.sm{ min-width:150px; padding:.8rem 1rem; } .gauge.sm .g-num{ font-size:1.6rem; }

/* before → after hero */
.ba-hero{ display:flex; align-items:center; gap:1.2rem; flex-wrap:wrap; margin-bottom:1.3rem; }
.ba-delta{ text-align:center; }
.ba-delta .d{ font-family:var(--disp); font-weight:700; font-size:1.5rem; color:var(--good); }
.ba-delta .l{ font-family:var(--mono); font-size:.62rem; text-transform:uppercase; color:var(--muted); letter-spacing:.08em; }
.ba-verdict{ flex:1; min-width:180px; }
.ba-verdict .vm{ font-family:var(--disp); font-weight:600; font-size:1.3rem; }

/* meters (component / rubric / indices) */
.meters{ display:flex; flex-direction:column; gap:.55rem; }
.meter-row{ display:grid; grid-template-columns:1fr 2fr auto; align-items:center; gap:.8rem; }
.meter-lbl{ display:flex; flex-direction:column; }
.meter-lbl span{ font-size:.85rem; color:var(--ink-soft); }
.meter-lbl small{ font-family:var(--mono); font-size:.66rem; color:var(--muted); }
.meter-v{ font-family:var(--disp); font-weight:700; min-width:2.2rem; text-align:right; }
@media(max-width:520px){ .meter-row{ grid-template-columns:1fr; } }

/* metric grid */
.metric-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(110px,1fr)); gap:.6rem; }
.metric{ background:var(--panel-2); border:1px solid var(--line); border-radius:11px; padding:.85rem; text-align:center; }
.metric .v{ font-family:var(--disp); font-weight:700; font-size:1.3rem; color:var(--navy); }
.metric .k{ font-size:.72rem; color:var(--muted); margin-top:.15rem; }

/* stacked proportion bar */
.stack{ display:flex; height:16px; border-radius:8px; overflow:hidden; background:var(--line); }
.stack-seg{ height:100%; }
.stack-legend{ display:flex; flex-wrap:wrap; gap:1rem; margin-top:.6rem; font-size:.82rem; color:var(--ink-soft); }
.sw-dot{ display:inline-block; width:10px; height:10px; border-radius:3px; margin-right:.35rem; }

/* bipolar tone bars */
.tbars{ display:flex; flex-direction:column; gap:.7rem; }
.tbar{ display:grid; grid-template-columns:90px 1fr 90px; align-items:center; gap:.6rem; font-size:.78rem; color:var(--muted); }
.tbar-r{ text-align:right; }
.tbar-track{ position:relative; height:8px; border-radius:6px; background:var(--line); }
.tbar-mid{ position:absolute; left:50%; top:-2px; bottom:-2px; width:2px; background:var(--muted); opacity:.4; }
.tbar-fill{ position:absolute; top:0; height:100%; border-radius:6px; background:var(--ac); }

/* passage segments (authorship) */
.seg{ border:1px solid var(--line); border-left:4px solid var(--muted); border-radius:10px;
  padding:.7rem .9rem; margin:.5rem 0; font-size:.9rem; color:var(--ink-soft); background:var(--panel-2); }
.seg.human{ border-left-color:var(--good); } .seg.ai{ border-left-color:var(--bad); } .seg.mix{ border-left-color:var(--warn); }
.seg .lbl{ font-family:var(--mono); font-size:.66rem; text-transform:uppercase; color:var(--muted); margin-bottom:.25rem; }

/* copyable text output */
.outbox{ position:relative; background:var(--panel-2); border:1px solid var(--line); border-radius:12px;
  padding:1.1rem 1.2rem; white-space:pre-wrap; line-height:1.65; color:var(--ink); font-size:.96rem; }
.copybtn{ position:absolute; top:.6rem; right:.6rem; font-family:var(--disp); font-weight:600; font-size:.74rem;
  color:var(--ac); background:var(--panel); border:1px solid var(--line); border-radius:8px; padding:.3rem .7rem; cursor:pointer; transition:.2s; }
.copybtn:hover{ background:var(--ac); color:#fff; border-color:var(--ac); }
.btn-mini{ font-family:var(--disp); font-weight:600; font-size:.78rem; color:var(--ac); background:var(--panel-2);
  border:1px solid var(--line); border-radius:8px; padding:.35rem .8rem; cursor:pointer; transition:.2s; margin-bottom:.5rem; }
.btn-mini:hover{ background:var(--ac); color:#fff; border-color:var(--ac); }
.bad-chip{ color:var(--bad); border-color:rgba(216,58,82,.3); background:rgba(216,58,82,.07); }

.edit{ background:var(--panel-2); border:1px solid var(--line); border-radius:10px; padding:.7rem .9rem; margin:.45rem 0; font-size:.9rem; }
.edit .t{ font-family:var(--mono); font-size:.66rem; text-transform:uppercase; color:var(--muted); margin-bottom:.25rem; }
.edit .o{ color:var(--bad); text-decoration:line-through; } .edit .s{ color:var(--good); }

/* ============================ DARK MODE ============================ */
:root[data-theme="dark"]{
  --navy:#9db0ff; --navy-2:#7c9cff; --orange:#ffb059; --orange-2:#ff9d3c;
  --purple:#b292ff; --violet:#c3a6ff;
  --bg:#070a12; --panel:#0e1426; --panel-2:#111a30;
  --ink:#eaf0ff; --ink-soft:#b9c2da; --muted:#7e88a6;
  --line:rgba(140,160,220,.16); --line-2:rgba(140,160,220,.09);
  --shadow-1:0 1px 2px rgba(0,0,0,.4),0 10px 28px -16px rgba(0,0,0,.8);
  --shadow-2:0 18px 40px -22px rgba(0,0,0,.85);
}
[data-theme="dark"] .topbar{ background:rgba(7,10,18,.8); }
[data-theme="dark"] .score-ring .v,[data-theme="dark"] .panel h2,
[data-theme="dark"] .output h2,[data-theme="dark"] .res-sec h3,
[data-theme="dark"] .item-card .t,[data-theme="dark"] .tile .tv,
[data-theme="dark"] .chip b{ color:#eaf0ff; }
[data-theme="dark"] .tb-logo .w1{ color:#eaf0ff; }

/* ── deep-feature dashboards (readability / ai-detect / summarizer / grammar) ── */
ul.ticks.rec li::before{ content:"➜"; color:var(--ac); }
.warn-chip{ background:rgba(217,138,18,.1); border:1px solid rgba(217,138,18,.35);
  color:var(--warn); border-radius:30px; padding:.25rem .7rem; font-size:.78rem; font-family:var(--mono); }
.pv-mark,.ai-mark{ display:inline-block; font-family:var(--mono); font-size:.62rem; letter-spacing:.06em;
  text-transform:uppercase; padding:.05rem .4rem; border-radius:5px; margin-right:.5rem; vertical-align:middle;
  background:rgba(217,138,18,.14); color:var(--warn); border:1px solid rgba(217,138,18,.3); }
.buzz-table,.data-table{ width:100%; border-collapse:collapse; font-size:.86rem; margin-top:.4rem; }
.buzz-table th,.data-table th{ text-align:left; font-family:var(--disp); font-weight:600; color:var(--muted);
  font-size:.74rem; text-transform:uppercase; letter-spacing:.05em; padding:.4rem .6rem; border-bottom:1px solid var(--line); }
.buzz-table td,.data-table td{ padding:.5rem .6rem; border-bottom:1px solid var(--line); color:var(--ink-soft); vertical-align:top; }
.buzz-table tr:last-child td,.data-table tr:last-child td{ border-bottom:none; }

/* heatmap segments (per-sentence AI / human shading) */
.heatmap{ line-height:1.9; font-size:.96rem; }
.heatmap .seg{ padding:.08rem .15rem; border-radius:4px; transition:background .2s; }
.heatmap .seg.h-ai{ background:rgba(216,58,82,.20); }
.heatmap .seg.h-mix{ background:rgba(217,138,18,.20); }
.heatmap .seg.h-hum{ background:rgba(31,157,87,.13); }
.heatmap .seg:hover{ outline:1px solid var(--ac); }
.legend{ display:flex; gap:1rem; font-size:.78rem; color:var(--muted); margin:.5rem 0; flex-wrap:wrap; }
.legend i{ display:inline-block; width:12px; height:12px; border-radius:3px; margin-right:.3rem; vertical-align:middle; }
.legend .l-ai{ background:rgba(216,58,82,.55); } .legend .l-mix{ background:rgba(217,138,18,.55); }
.legend .l-hum{ background:rgba(31,157,87,.4); }

/* layered / segmented summary blocks */
.layer{ border-left:3px solid var(--ac); padding:.5rem .9rem; margin:.6rem 0; background:var(--panel-2); border-radius:0 8px 8px 0; }
.layer .layer-k{ font-family:var(--mono); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); margin-bottom:.25rem; }
.layer .layer-v{ color:var(--ink); }

/* grammar issue cards */
.issue{ border:1px solid var(--line); border-left:3px solid var(--warn); border-radius:0 10px 10px 0;
  padding:.7rem .9rem; margin:.6rem 0; background:var(--panel-2); }
.issue .cat{ font-family:var(--mono); font-size:.66rem; text-transform:uppercase; letter-spacing:.06em;
  color:var(--warn); margin-bottom:.3rem; }
.issue .fix{ font-size:.95rem; } .issue .fix del{ color:var(--bad); text-decoration:line-through; }
.issue .fix ins{ color:var(--good); text-decoration:none; font-weight:600; }
.issue .why{ font-size:.84rem; color:var(--muted); margin-top:.35rem; }
.view-toggle{ display:flex; gap:.5rem; margin-bottom:.8rem; }
.btn-mini.on{ background:var(--ac); color:#fff; border-color:var(--ac); }
.vis-wrap{ background:var(--panel-2); border:1px solid var(--line); border-radius:14px; padding:1rem; overflow:auto; }
.vis-svg text{ font-family:var(--disp,sans-serif); }
.batch-box{ margin-top:1.2rem; padding-top:1.1rem; border-top:1px dashed var(--line); }
.batch-head{ font-family:var(--disp); font-weight:600; color:var(--navy); font-size:.9rem; margin-bottom:.6rem; }
[data-theme="dark"] .batch-head{ color:#eaf0ff; }
.dropzone.sm{ padding:.7rem; font-size:.82rem; }
.btn-ghost{ margin-top:.7rem; background:transparent; border:1px solid var(--ac); color:var(--ac);
  font-family:var(--disp); font-weight:600; border-radius:10px; padding:.6rem 1.1rem; cursor:pointer; transition:.2s; }
.btn-ghost:hover{ background:var(--ac); color:#fff; }
.opt-row{ display:flex; align-items:center; gap:.5rem; font-size:.88rem; color:var(--ink-soft);
  margin:.2rem 0 .8rem; cursor:pointer; }
.opt-row input{ width:auto; accent-color:var(--ac); }
.hm-wrap{ overflow-x:auto; }
.hm-table{ border-collapse:collapse; font-size:.7rem; font-family:var(--mono); }
.hm-table th{ color:var(--muted); font-weight:500; padding:.2rem .35rem; position:sticky; }
.hm-table td{ width:34px; height:30px; text-align:center; border:1px solid var(--line);
  color:var(--ink-soft); font-size:.66rem; }
.hm-table th[title]{ cursor:help; }
.ck-badge{ font-family:var(--mono); font-size:.62rem; font-weight:600; letter-spacing:.05em;
  border:1px solid currentColor; border-radius:5px; padding:.05rem .4rem; margin-right:.4rem; }
.ck-cat{ color:var(--muted); font-weight:400; font-family:var(--body); }
.issue .fix-line{ color:var(--ink-soft); }
.cat-head{ display:flex; align-items:center; gap:.5rem; font-family:var(--disp); font-weight:600;
  color:var(--navy); font-size:.9rem; margin:1.1rem 0 .4rem; }
.cat-head span{ font-family:var(--mono); font-size:.7rem; color:#fff; background:var(--ac);
  border-radius:20px; padding:.05rem .5rem; }
[data-theme="dark"] .cat-head{ color:#eaf0ff; }
.fp-warn{ background:rgba(217,138,18,.1); border:1px solid rgba(217,138,18,.4); color:var(--warn);
  border-radius:10px; padding:.7rem .9rem; margin:.9rem 0; font-size:.9rem; }
.passage-row{ display:flex; gap:.7rem; align-items:flex-start; padding:.45rem 0; border-bottom:1px solid var(--line); }
.passage-row:last-child{ border-bottom:none; }
.passage-row .p-prev{ color:var(--ink-soft); font-size:.88rem; flex:1; }
[data-theme="dark"] .buzz-table td,[data-theme="dark"] .data-table td,
[data-theme="dark"] .layer .layer-v,[data-theme="dark"] .issue .fix{ color:#d4ddf5; }

/* author profile avatar (connectors module) */
.rg-ava{ width:104px; height:104px; border-radius:16px; display:flex; align-items:center;
  justify-content:center; font-family:var(--disp); font-weight:700; font-size:2.1rem;
  color:#fff; background:linear-gradient(135deg,var(--ac),color-mix(in srgb,var(--ac) 55%,#1b1b50));
  border:1px solid var(--line); flex:0 0 auto; }
a.chip{ text-decoration:none; }
