:root{
  --bg:#0d1117; --panel:#161b22; --panel2:#1c2330; --text:#e6edf3;
  --muted:#9aa7b4; --line:#2b3440; --accent:#4f9cf9; --accent2:#7ee787;
  --warn:#f0a04b; --red:#f0716b;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);
  font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.wrap{max-width:900px;margin:0 auto;padding:0 20px}
.topbar{border-bottom:1px solid var(--line);background:#0b0f14;position:sticky;top:0;z-index:5}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px}
.back{color:var(--accent);text-decoration:none;font-weight:600;font-size:.9rem}
.back:hover{text-decoration:underline}
.sample-badge{font-size:.7rem;letter-spacing:.5px;text-transform:uppercase;font-weight:700;
  color:var(--warn);border:1px solid var(--warn);border-radius:20px;padding:3px 10px}
.hero{padding:34px 0 8px}
.eyebrow{font-size:.72rem;text-transform:uppercase;letter-spacing:.7px;color:var(--accent2);font-weight:700}
h1{font-size:1.7rem;margin:6px 0 8px;letter-spacing:-.3px}
.lead{color:var(--muted);max-width:640px;margin:0}
.notice{margin:20px 0;background:rgba(240,160,75,.08);border:1px solid rgba(240,160,75,.35);
  color:#f0c088;border-radius:10px;padding:11px 14px;font-size:.85rem}
.notice b{color:var(--warn)}
.stage{padding:8px 0 60px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;margin:16px 0}
.card.featured{background:linear-gradient(160deg,var(--panel2),var(--panel))}
.cap{color:var(--muted);font-size:.85rem;margin:6px 0 0}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:4px 0 8px}
.kpi{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:14px}
.kpi .n{font-size:1.5rem;font-weight:800}
.kpi .l{color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.4px}
.pos{color:var(--accent2)} .neg{color:var(--red)} .accent{color:var(--accent)}
table{width:100%;border-collapse:collapse;font-size:.86rem}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:.73rem;text-transform:uppercase;letter-spacing:.4px}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.pill{display:inline-block;font-size:.72rem;padding:2px 9px;border-radius:20px;border:1px solid var(--line);color:var(--muted)}
.pill.green{color:var(--accent2);border-color:var(--accent2)}
.pill.blue{color:var(--accent);border-color:var(--accent)}
.pill.amber{color:var(--warn);border-color:var(--warn)}
.slack{background:#1a1d21;border:1px solid #2b3440;border-radius:10px;padding:0;overflow:hidden}
.slack .row{display:flex;gap:11px;padding:12px 14px;border-top:1px solid #22262b}
.slack .row:first-child{border-top:0}
.avatar{width:34px;height:34px;border-radius:7px;flex:0 0 34px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;color:#05121f}
.a-bot{background:var(--accent)} .a-user{background:var(--accent2)}
.slack .who{font-weight:700;font-size:.86rem} .slack .t{color:#6b7681;font-size:.72rem;margin-left:6px;font-weight:400}
.slack .msg{font-size:.88rem;margin-top:2px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.react{display:inline-flex;align-items:center;gap:4px;background:#22262b;border:1px solid #38414b;border-radius:12px;padding:1px 8px;font-size:.75rem;color:var(--muted);margin-top:6px}
.gmail-row{display:flex;align-items:center;gap:12px;padding:11px 4px;border-bottom:1px solid var(--line);font-size:.88rem}
.gmail-row .subj{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lbl{font-size:.68rem;padding:1px 8px;border-radius:4px;font-weight:600}
.todo{display:flex;align-items:center;gap:10px;padding:7px 0;border-bottom:1px solid var(--line);font-size:.9rem}
.box{width:15px;height:15px;border:1.5px solid var(--muted);border-radius:4px;flex:0 0 15px}
.box.done{background:var(--accent2);border-color:var(--accent2);position:relative}
.box.done::after{content:"✓";position:absolute;top:-3px;left:1px;color:#05121f;font-size:.75rem;font-weight:800}
.done-txt{color:var(--muted);text-decoration:line-through}
.daycol{margin:14px 0}
.dayhdr{font-weight:700;font-size:.8rem;color:var(--accent);text-transform:uppercase;letter-spacing:.4px;margin-bottom:4px}
.lesson h2{font-size:1.15rem;margin:2px 0 6px}
.lesson .step{margin:12px 0;padding-left:14px;border-left:2px solid var(--accent)}
.lesson .step b{color:var(--text)}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:.8rem;padding:22px 0 50px;text-align:center}