:root {
  --bg: #0b0f14;
  --panel: #131a22;
  --panel2: #1a232e;
  --line: #26313d;
  --txt: #dbe4ee;
  --dim: #8b98a8;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #eab308;
  --blue: #38bdf8;
  --mono: "JetBrains Mono", "Fira Code", Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--txt);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
main { flex: 1; width: 100%; max-width: 960px; margin: 0 auto; padding: 20px 16px 40px; }

/* topbar */
.topbar {
  display: flex; align-items: center; gap: 18px;
  padding: 12px 20px; background: var(--panel);
  border-bottom: 1px solid var(--line); flex-wrap: wrap;
}
.logo { font-weight: 800; font-size: 1.15rem; text-decoration: none; color: var(--txt); }
.topbar nav { display: flex; gap: 14px; flex: 1; }
.topbar nav a { color: var(--dim); text-decoration: none; font-size: .92rem; }
.topbar nav a:hover { color: var(--txt); }
.userchip { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.chip { font-size: .8rem; padding: 3px 10px; border-radius: 20px; background: var(--panel2); border: 1px solid var(--line); }
.chip.xp { color: var(--yellow); border-color: #5c4a12; }
.chip.streak { color: #fb923c; }
.chip.name { color: var(--blue); }
.chip.logout { text-decoration: none; color: var(--red); }

/* generic */
h1 { font-size: 1.5rem; margin-bottom: 6px; }
h3 { font-size: 1rem; margin: 14px 0 8px; }
a { color: var(--blue); }
.accent { color: var(--yellow); }
.good { color: var(--green); }
.bad { color: var(--red); }
.pos { color: var(--green); }
.neg { color: var(--red); }
.dim { opacity: .45; }
.meta { color: var(--dim); font-size: .85rem; }
.hidden { display: none; }
.alert {
  background: #3a1520; border: 1px solid #6b2133; color: #fda4af;
  padding: 10px 14px; border-radius: 8px; margin: 12px 0; font-size: .9rem;
}
.note { color: var(--dim); font-size: .88rem; margin-top: 10px; line-height: 1.5; }

/* buttons */
.btn {
  display: inline-block; border: none; cursor: pointer; border-radius: 8px;
  padding: 10px 18px; font-size: .95rem; font-weight: 600; text-decoration: none;
}
.btn.primary { background: var(--green); color: #06250f; }
.btn.primary:hover { filter: brightness(1.1); }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--dim); }
.btn.ghost:hover { color: var(--txt); }

/* auth */
.authwrap { display: flex; justify-content: center; padding-top: 8vh; }
.authcard {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 28px; width: 100%; max-width: 400px;
}
.authcard h1 { text-align: center; }
.authcard .sub { color: var(--dim); font-size: .9rem; margin: 10px 0 16px; line-height: 1.5; }
.authcard.center { text-align: center; }
.authcard.center p { margin-bottom: 14px; }
.alt { margin-top: 16px; font-size: .9rem; color: var(--dim); }
form label { display: block; font-size: .82rem; color: var(--dim); margin: 12px 0 4px; }
form input[type=text], form input[type=password], form input:not([type]),
form input[type=number] {
  width: 100%; background: var(--bg); border: 1px solid var(--line); color: var(--txt);
  border-radius: 8px; padding: 10px 12px; font-size: .95rem;
}
form input:focus { outline: 2px solid var(--blue); border-color: transparent; }
form .btn { margin-top: 16px; width: 100%; }

/* hero & stats */
.hero { margin-bottom: 26px; }
.statrow { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 18px; display: flex; flex-direction: column; min-width: 120px;
}
.stat b { font-size: 1.3rem; }
.stat span { color: var(--dim); font-size: .8rem; }

/* bab grid */
.babgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.babcard {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px; text-decoration: none; color: var(--txt);
  transition: transform .12s, border-color .12s;
}
.babcard:hover { transform: translateY(-2px); border-color: var(--blue); }
.babcard.done { border-color: #14532d; }
.babhead { display: flex; align-items: center; gap: 8px; }
.babe { font-size: 1.4rem; }
.babnum { font-size: .72rem; letter-spacing: 1px; color: var(--dim); text-transform: uppercase; }
.tick { margin-left: auto; color: var(--green); font-weight: 800; }
.babcard h2 { font-size: 1.05rem; margin: 8px 0 6px; }
.babcard p { color: var(--dim); font-size: .85rem; line-height: 1.45; margin-bottom: 12px; }
.progress { display: flex; align-items: center; gap: 10px; font-size: .78rem; color: var(--dim); }
.bar { flex: 1; height: 6px; background: var(--panel2); border-radius: 4px; overflow: hidden; }
.fill { height: 100%; background: var(--green); border-radius: 4px; }

/* bab page */
.crumb { margin-bottom: 12px; font-size: .9rem; }
.babhero { margin-bottom: 16px; }
.lessons, .scenlist { margin-top: 20px; }
.lesson {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  margin-bottom: 10px; overflow: hidden;
}
.lesson summary { cursor: pointer; padding: 12px 16px; font-weight: 600; font-size: .95rem; list-style: none; }
.lesson summary::-webkit-details-marker { display: none; }
.lesson summary .meta { font-weight: 400; }
.lessonbody { padding: 0 16px 16px; border-top: 1px solid var(--line); }
.lessonbody p { line-height: 1.6; font-size: .93rem; margin: 10px 0; }
.lessonbody ul, .lessonbody ol { margin: 8px 0 8px 22px; line-height: 1.6; font-size: .93rem; }
.lessonbody h3, .lessonbody h4 { margin-top: 14px; }
.block-code {
  background: #0a0f14; border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 14px; font-family: var(--mono); font-size: .85rem;
  overflow-x: auto; line-height: 1.55; margin: 10px 0; color: #a5f3c1;
}
.scenrow {
  display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--txt);
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 16px; margin-bottom: 8px;
}
.scenrow:hover { border-color: var(--blue); }
.scenrow.done { opacity: .65; }
.scenemoji { font-size: 1.3rem; }
.scenmain { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.arrow { color: var(--dim); }

/* scenario */
.scenario { max-width: 720px; margin: 0 auto; }
.scenhead { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.scenhead h1 { margin: 0; }
.badge {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .5px;
  padding: 3px 10px; border-radius: 20px; border: 1px solid var(--line); color: var(--dim);
}
.badge.mudah { color: var(--green); border-color: #14532d; }
.badge.sedang { color: var(--yellow); border-color: #5c4a12; }
.badge.sulit { color: var(--red); border-color: #6b2133; }
.casebox {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; margin-bottom: 14px;
}
.case { line-height: 1.65; font-size: .95rem; }
.opts { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.opt {
  display: flex; gap: 10px; align-items: flex-start; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px;
}
.opt:hover { border-color: var(--blue); }
.opt input { accent-color: var(--green); margin-top: 3px; }
.optlabel { line-height: 1.45; font-size: .93rem; }
.scenactions { display: flex; gap: 10px; margin-top: 16px; align-items: center; flex-wrap: wrap; }
.scenactions .btn { width: auto; margin-top: 0; }
.hints { background: #1c2112; border: 1px solid #4a4a12; border-radius: 10px; padding: 12px 16px; margin-top: 12px; }
.hints p { margin: 4px 0; font-size: .9rem; color: #d9d99b; }

/* result */
.result { max-width: 720px; margin: 0 auto; }
.verdict {
  border-radius: 12px; padding: 20px; margin-bottom: 16px; position: relative;
  background: var(--panel); border: 1px solid var(--line);
}
.verdict.good { border-color: #14532d; }
.verdict.bad { border-color: #6b2133; }
.verdict h1 { font-size: 1.3rem; }
.verdict .meta { margin-top: 8px; line-height: 1.7; }
.xppop {
  position: absolute; top: 16px; right: 16px; font-size: 1.1rem; font-weight: 800;
  color: var(--yellow); background: #2a2410; border: 1px solid #5c4a12;
  padding: 6px 14px; border-radius: 20px;
}
.xppop.dim { color: var(--dim); border-color: var(--line); background: transparent; font-size: .85rem; }
.outcometable { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; font-size: .9rem; }
.othead, .otrow { display: grid; grid-template-columns: 3fr 1fr 1fr 1fr; gap: 8px; padding: 8px 12px; }
.othead { color: var(--dim); font-size: .78rem; text-transform: uppercase; letter-spacing: .5px; }
.otrow { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; align-items: center; }
.otrow.userpick { border-color: var(--yellow); }
.otrow.bestpick { border-color: var(--green); }
.otlabel { line-height: 1.4; }
.rank { font-weight: 700; }

/* leaderboard */
.board { max-width: 640px; }
.board .otrow { grid-template-columns: 60px 1fr 90px 80px; }
.board .me { border-color: var(--blue); }

/* badges */
.badgegrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.badgecard {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px; display: flex; flex-direction: column; gap: 4px; align-items: center; text-align: center;
}
.badgecard.earned { border-color: #14532d; }
.badgecard.locked { opacity: .5; }
.bicon { font-size: 1.9rem; }

/* playground */
.tools { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.toolcard { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.toolcard.wide { grid-column: 1 / -1; }
.toolcard .btn { width: auto; }
.inlineform { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.inlineform label { margin: 0; }
.inlineform input { width: 90px; }
.calcresult { margin-top: 14px; background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; display: flex; flex-direction: column; gap: 6px; }
.btresult { display: flex; gap: 14px; margin-top: 14px; flex-wrap: wrap; align-items: center; }
.btresult .stat { min-width: 90px; }
.sparkwrap { flex: 1; min-width: 240px; }
.spark { width: 100%; height: 48px; display: block; }

/* footer */
.foot { color: var(--dim); font-size: .78rem; text-align: center; padding: 18px; border-top: 1px solid var(--line); }

@media (max-width: 600px) {
  .topbar nav { order: 3; width: 100%; }
  .othead, .otrow { grid-template-columns: 1fr; }
  .board .otrow { grid-template-columns: 40px 1fr 70px 60px; }
}

/* ---- Fitur baru: challenge, radar, heatmap, bars, highlight ---- */
.challenge { margin-bottom: 22px; }
.challengecard {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  background: linear-gradient(135deg, #12241f, #14212e);
  border: 1px solid #1f5c44; border-radius: 14px; padding: 18px 22px;
  text-decoration: none; color: var(--txt); flex-wrap: wrap;
}
.challengecard:hover { border-color: var(--green); transform: translateY(-1px); }
.challengecard.done { opacity: .75; border-color: var(--line); }
.chlabel {
  font-size: .72rem; letter-spacing: 1.5px; font-weight: 700;
  color: var(--yellow); text-transform: uppercase;
}
.challengecard h2 { font-size: 1.15rem; margin: 6px 0 4px; }
.chbtn {
  background: var(--green); color: #06250f; font-weight: 700;
  padding: 10px 18px; border-radius: 10px; font-size: .92rem;
}
.dashcols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.dashcol { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
@media (max-width: 700px) { .dashcols { grid-template-columns: 1fr; } }
.radarwrap { display: flex; justify-content: center; }
.radar { width: 100%; max-width: 320px; height: auto; }
.mini-leader {
  display: flex; align-items: center; gap: 10px; background: var(--panel2);
  border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin-top: 8px;
}
.mini-name { flex: 1; font-weight: 600; }
.heatmap { display: grid; grid-template-columns: repeat(15, 1fr); gap: 4px; margin-top: 10px; }
.heatcell {
  aspect-ratio: 1; border-radius: 4px; background: #1a232e; border: 1px solid #10161d;
  display: flex; align-items: center; justify-content: center; font-size: .62rem; color: #3d4a58;
}
.heatcell.l1 { background: #14532d; color: #86efac; border-color: #166534; }
.heatcell.l2 { background: #15803d; color: #bbf7d0; border-color: #16a34a; }
.heatcell.l3 { background: #22c55e; color: #052e16; border-color: #4ade80; font-weight: 700; }
.okbox {
  background: #12241f; border: 1px solid #1f5c44; color: #86efac;
  padding: 10px 14px; border-radius: 8px; margin: 12px 0; font-size: .9rem;
}
.donebadge {
  display: inline-block; font-size: .72rem; font-weight: 700; color: var(--green);
  background: #12241f; border: 1px solid #1f5c44; border-radius: 20px;
  padding: 2px 10px; margin-left: 8px;
}
button.paham {
  margin-top: 14px; background: transparent; border: 1px solid #1f5c44; color: var(--green);
  border-radius: 8px; padding: 8px 16px; cursor: pointer; font-size: .88rem; font-weight: 600;
}
button.paham:hover { background: #12241f; }
button.paham.done { opacity: .6; cursor: default; }
.badge.challenge { color: var(--yellow); border-color: #5c4a12; background: #2a2410; }
.bonuspop { color: var(--yellow); font-size: .85rem; display: block; margin-top: 4px; }
.retbars { display: flex; flex-direction: column; gap: 6px; margin-top: 12px; }
.retbar { display: grid; grid-template-columns: 38% 1fr 64px; gap: 10px; align-items: center; }
.retbar.userpick .rblabel { color: var(--yellow); font-weight: 700; }
.retbar.bestpick .rblabel { color: var(--green); font-weight: 700; }
.rblabel { font-size: .82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rbtrack { height: 14px; background: var(--panel2); border-radius: 7px; overflow: hidden; }
.rbfill { height: 100%; border-radius: 7px; }
.rbfill.pos { background: var(--green); }
.rbfill.neg { background: var(--red); }
.rbval { font-size: .82rem; font-weight: 700; text-align: right; }
.scantable { margin-top: 10px; }
.scanwarn { margin-top: 12px; background: #2a2410; border-color: #5c4a12; color: #d9d99b; }
.tok-kw { color: #c084fc; }
.tok-str { color: #fbbf24; }
.tok-com { color: #5b6b7b; font-style: italic; }
.tok-num { color: #38bdf8; }
pre.block-code code { font-family: var(--mono); }

/* ---- v3: track, peta, soal coding, runner, sertifikat ---- */
.trackstrip { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 24px; }
.trackmini {
  display: flex; gap: 10px; align-items: center; background: var(--panel);
  border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; text-decoration: none; color: var(--txt);
}
.trackmini:hover { border-color: var(--blue); }
.trackmini.complete { border-color: #14532d; }
.trackemoji { font-size: 1.5rem; }
.tminfo { flex: 1; display: flex; flex-direction: column; gap: 4px; font-size: .85rem; }
.tminfo .progress { margin-top: 2px; }
.track {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; margin-bottom: 16px;
}
.track.complete { border-color: #14532d; }
.trackhead { display: flex; gap: 14px; align-items: center; margin-bottom: 10px; flex-wrap: wrap; }
.trackinfo { flex: 1; }
.trackstat { text-align: right; display: flex; flex-direction: column; gap: 2px; align-items: flex-end; }
.trackstat b { font-size: 1.3rem; color: var(--green); }
.btn.small { padding: 6px 12px; font-size: .8rem; margin-top: 4px; }
.trackbabs { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 8px; margin-top: 12px; }
.trackbab {
  display: flex; gap: 10px; align-items: center; background: var(--panel2);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
  text-decoration: none; color: var(--txt); font-size: .88rem;
}
.trackbab:hover { border-color: var(--blue); }
.trackbab.done { opacity: .65; }
.tbname { flex: 1; display: flex; flex-direction: column; }
.tbpct { color: var(--dim); font-size: .8rem; }
.badge.coding { color: var(--blue); border-color: #0c4a6e; }
.badge.solved { color: var(--green); border-color: #14532d; }
.soalpage { max-width: 760px; margin: 0 auto; }
.io { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 8px 0; }
@media (max-width: 600px) { .io { grid-template-columns: 1fr; } }
.io pre { margin: 4px 0 0; }
.codeform textarea {
  width: 100%; background: #0a0f14; color: #a5f3c1; border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px; font-family: var(--mono); font-size: .88rem;
  line-height: 1.55; min-height: 180px;
}
.codeform textarea:focus { outline: 2px solid var(--blue); border-color: transparent; }
.testgrid { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.testcase { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; font-size: .85rem; }
.testcase.ok { border-color: #14532d; color: var(--green); }
.testcase.no { border-color: #6b2133; }
.tt { display: grid; grid-template-columns: 110px 1fr; gap: 6px; margin-top: 4px; color: var(--dim); }
.tt pre { color: var(--txt); font-family: var(--mono); font-size: .8rem; white-space: pre-wrap; }
.casebox.rpass { border-color: #14532d; }
.casebox.rfail { border-color: #6b2133; }
.runnerform textarea {
  width: 100%; background: #0a0f14; color: #a5f3c1; border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px; font-family: var(--mono); font-size: .88rem; line-height: 1.55;
}
.runresult { margin-top: 12px; background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.runresult.ok { border-color: #14532d; }
.runresult.no { border-color: #6b2133; }
pre.block-code.err { border-color: #6b2133; color: #fca5a5; }
.certwrap { display: flex; flex-direction: column; align-items: center; padding-top: 12px; }
.cert {
  width: 100%; max-width: 640px; background: #fdfaf3; color: #1c1917;
  border: 3px double #b45309; border-radius: 16px; padding: 36px 40px; text-align: center;
  box-shadow: 0 20px 50px rgba(0,0,0,.4);
}
.certhead { display: flex; justify-content: space-between; align-items: center; }
.certlogo { font-weight: 800; font-size: .95rem; color: #0f766e; letter-spacing: 1px; }
.certbadge { font-size: 2rem; }
.cert h1 { font-size: 1.7rem; color: #92400e; margin: 18px 0 4px; letter-spacing: 1px; }
.certsub { color: #78716c; font-size: .9rem; }
.certname { font-size: 2.1rem; color: #1c1917; margin: 10px 0; border-bottom: 2px solid #d6d3d1; padding-bottom: 12px; display: inline-block; }
.certbody { color: #57534e; }
.certtrack { font-size: 1.3rem; color: #0f766e; margin: 14px 0 6px; }
.certfoot { display: flex; justify-content: space-between; margin-top: 26px; font-size: .75rem; color: #a8a29e; border-top: 1px solid #e7e5e4; padding-top: 10px; }

/* ---- v4: jurnal & ujian ---- */
form select, form input[type=date] {
  width: 100%; background: var(--bg); border: 1px solid var(--line); color: var(--txt);
  border-radius: 8px; padding: 10px 12px; font-size: .95rem;
}
form textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--line); color: var(--txt);
  border-radius: 8px; padding: 10px 12px; font-size: .9rem; font-family: inherit;
}
.jr2, .jr3 { display: grid; gap: 10px; }
.jr2 { grid-template-columns: 1fr 1fr; }
.jr3 { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 600px) { .jr2, .jr3 { grid-template-columns: 1fr; } }
.jrlist { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.jrrow {
  display: grid; grid-template-columns: 90px 110px 150px 80px 90px 1fr 34px;
  gap: 8px; align-items: center; background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 14px; font-size: .85rem;
}
.jrnote { color: var(--dim); font-size: .8rem; line-height: 1.4; }
.jrdate, .jremosi { color: var(--dim); font-size: .8rem; }
.jrdel button { background: none; border: none; cursor: pointer; font-size: .95rem; opacity: .6; }
.jrdel button:hover { opacity: 1; }
@media (max-width: 700px) {
  .jrrow { grid-template-columns: 1fr 1fr; }
  .jrnote { grid-column: 1 / -1; }
}

/* ---- v5: ulasan, analitik ---- */
.challengecard.review { border-color: #4a4a12; background: linear-gradient(135deg, #1c2112, #14212e); }
.challengecard.review:hover { border-color: var(--yellow); }
.navbadge {
  display: inline-block; min-width: 18px; text-align: center; font-size: .68rem; font-weight: 700;
  background: var(--yellow); color: #06250f; border-radius: 10px; padding: 1px 5px; margin-left: 4px;
}
.accline { display: grid; grid-template-columns: 1fr 110px 44px; gap: 10px; align-items: center; margin: 10px 0; }
.aclname { font-size: .85rem; }
.aclval { font-size: .85rem; font-weight: 700; text-align: right; color: var(--green); }
.fill.warn { background: var(--yellow); }
.xpchart svg { width: 100%; height: auto; }
.labform .labrow { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 12px; }
.labform .labrow label { margin: 0; min-width: 90px; }
.labform .labrow input, .labform .labrow select { width: 130px; }
.labchart { width: 100%; height: auto; background: #0a0f14; border: 1px solid var(--line); border-radius: 10px; margin-top: 8px; }

/* ===== Mentor AI ===== */
.mentorwrap { display: flex; flex-direction: column; gap: 10px; }
.mentorhead h1 { font-size: 1.35rem; }
.ctxbar {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--blue); border-radius: 10px;
  padding: 8px 12px; color: var(--txt); font-size: .92rem;
}
.chatbox {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; min-height: 320px; max-height: 55vh; overflow-y: auto;
  display: flex; flex-direction: column; gap: 10px;
}
.chatempty { color: var(--dim); display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.chatempty p { margin-bottom: 4px; }
.chipq {
  background: var(--panel2); color: var(--txt); border: 1px solid var(--line);
  border-radius: 999px; padding: 7px 14px; font-size: .88rem; cursor: pointer; text-align: left;
}
.chipq:hover { border-color: var(--blue); }
.msg { max-width: 88%; }
.msg.user { align-self: flex-end; }
.msg.m { align-self: flex-start; }
.who { font-size: .74rem; color: var(--dim); margin-bottom: 2px; }
.msg .txt {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 12px;
  padding: 9px 13px; font-size: .93rem; line-height: 1.5;
}
.msg.user .txt { background: #12314a; border-color: #1d4a6e; }
.msg .txt code { background: #0b0f14; padding: 1px 5px; border-radius: 5px; font-family: var(--mono); font-size: .85em; }
.msg .txt .block-code { margin-top: 6px; }
.chatinput { display: flex; gap: 8px; }
.chatinput textarea {
  flex: 1; background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  color: var(--txt); padding: 10px 12px; font: inherit; resize: none; min-height: 46px;
}
.chatinput textarea:focus { outline: none; border-color: var(--blue); }
.chatfoot { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.btn.tiny { padding: 4px 10px; font-size: .8rem; border-radius: 8px; }