:root{
  --black:#111111; --ink:#1c1c1e; --muted:#6b6f76; --line:#e3e4e7;
  --bg:#ffffff; --panel:#f7f7f5; --ok:#1a7f37; --bad:#b3261e;
  --radius:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink);
  font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased; padding-bottom:76px;
}
a{color:inherit}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}

/* ---------- header ---------- */
header{background:var(--black);color:#fff;position:sticky;top:0;z-index:50}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:56px}
header .logo{font-weight:800;letter-spacing:.04em;text-transform:uppercase;font-size:.95rem}
header .org{font-size:.78rem;color:rgba(255,255,255,.7);max-width:45vw;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
header select{background:#222;color:#fff;border:1px solid #3a3a3a;border-radius:6px;
  padding:5px 8px;font-size:.78rem;max-width:46vw}
header button{background:none;border:0;color:rgba(255,255,255,.7);font-size:.78rem;cursor:pointer;padding:6px}

/* ---------- generic ---------- */
h1{font-size:1.5rem;margin:20px 0 4px;letter-spacing:-.01em}
h2{font-size:1rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);
  margin:26px 0 10px;font-weight:700}
.sub{color:var(--muted);font-size:.9rem;margin:0 0 4px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.muted{color:var(--muted)}
.small{font-size:.82rem}
.empty{color:var(--muted);padding:24px 0;text-align:center}

/* ---------- stat tiles ---------- */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tile{background:var(--black);color:#fff;border-radius:var(--radius);padding:14px}
.tile .n{font-size:2rem;font-weight:800;line-height:1.05}
.tile .l{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.68);margin-top:4px}
.tile.light{background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.tile.light .l{color:var(--muted)}

/* ---------- bar chart ---------- */
.bars{display:flex;flex-direction:column;gap:9px}
.bar-row{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}
.bar-label{font-size:.86rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar-n{font-weight:700;font-size:.86rem;font-variant-numeric:tabular-nums}
.bar-track{grid-column:1/-1;height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.bar-fill{height:100%;background:var(--black);border-radius:99px}

/* ---------- pipeline ---------- */
.pipe{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.pipe .step{flex:0 0 auto;background:var(--panel);border:1px solid var(--line);
  border-radius:99px;padding:7px 12px;font-size:.8rem;white-space:nowrap}
.pipe .step b{font-variant-numeric:tabular-nums}

/* ---------- lead list ---------- */
.filters{display:flex;gap:6px;overflow-x:auto;margin:12px 0;-webkit-overflow-scrolling:touch}
.chip{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:99px;
  padding:7px 13px;font-size:.82rem;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--black);color:#fff;border-color:var(--black)}
.lead{display:block;width:100%;text-align:left;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:13px;margin-bottom:9px;cursor:pointer;font:inherit;color:inherit}
.lead:active{background:var(--panel)}
.lead .top{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.lead .name{font-weight:700}
.lead .when{color:var(--muted);font-size:.76rem;white-space:nowrap}
.lead .meta{color:var(--muted);font-size:.84rem;margin-top:3px}
.badge{display:inline-block;font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;
  font-weight:700;padding:3px 8px;border-radius:99px;border:1px solid var(--line);background:var(--panel)}
.badge.new{background:var(--black);color:#fff;border-color:var(--black)}
.badge.enrolled{background:var(--ok);color:#fff;border-color:var(--ok)}
.badge.lost{background:#fff;color:var(--bad);border-color:var(--bad)}
.tag{display:inline-block;font-size:.72rem;background:var(--panel);border:1px solid var(--line);
  border-radius:5px;padding:2px 7px;margin-right:5px}

/* ---------- thread ---------- */
.msg{max-width:82%;padding:10px 12px;border-radius:14px;margin-bottom:9px;font-size:.92rem;
  white-space:pre-wrap;word-wrap:break-word}
.msg.in{background:var(--panel);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg.out{background:var(--black);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.msg.sys{background:none;border:1px dashed var(--line);color:var(--muted);font-size:.8rem;
  max-width:100%;text-align:center;border-radius:8px}
.msg .at{display:block;font-size:.68rem;opacity:.65;margin-top:5px}
.msg.failed{outline:2px solid var(--bad)}

/* ---------- forms ---------- */
label{display:block;font-size:.8rem;font-weight:600;margin:12px 0 5px}
input,select,textarea{width:100%;font:inherit;padding:12px;border:1px solid var(--line);
  border-radius:8px;background:#fff;color:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--black);outline-offset:-1px}
textarea{min-height:84px;resize:vertical}
button.primary{width:100%;background:var(--black);color:#fff;border:0;border-radius:8px;
  padding:14px;font:inherit;font-weight:700;cursor:pointer;margin-top:16px}
button.primary:disabled{opacity:.55;cursor:default}
button.ghost{background:#fff;border:1px solid var(--line);border-radius:8px;padding:11px 14px;
  font:inherit;cursor:pointer}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.err{color:var(--bad);font-weight:600;font-size:.88rem;margin-top:12px}
.note{color:var(--muted);font-size:.8rem;margin-top:10px}

/* ---------- bottom nav ---------- */
nav.tabs{position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;
  border-top:1px solid var(--line);display:flex;
  padding-bottom:env(safe-area-inset-bottom)}
nav.tabs a{flex:1;text-align:center;padding:12px 4px;text-decoration:none;color:var(--muted);
  font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700}
nav.tabs a[aria-current="page"]{color:var(--black);box-shadow:inset 0 2px 0 var(--black)}

/* ---------- login ---------- */
.auth{max-width:380px;margin:0 auto;padding:56px 20px}
.auth h1{text-align:center;text-transform:uppercase;letter-spacing:.06em;font-size:1.35rem}
.auth .sub{text-align:center;margin-bottom:22px}

@media(min-width:620px){ .tiles{grid-template-columns:repeat(4,1fr)} }