:root{
  --red:#A51C24;--maroon:#5E0F14;--brown:#3A2520;--gold:#F9B03C;
  --char:#2B2522;--steel:#6A625E;--line:#E6E1DE;--light:#F7F5F3;--canvas:#EFECEA;
  --green:#1E7A46;--plum:#5B3FA8;--pin:#1F6FEB;
}
*{box-sizing:border-box}
body{margin:0;background:var(--canvas);color:var(--char);font-family:'Assistant',-apple-system,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.55}
button,textarea{font-family:inherit}

/* ---------- header ---------- */
header.top{background:#fff;border-top:6px solid var(--red);padding:20px 32px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.topline{display:flex;align-items:flex-start;gap:24px;flex-wrap:wrap}
.eyebrow{margin:0 0 2px;font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--red)}
h1{font-size:26px;line-height:1.1;font-weight:800;letter-spacing:-.02em;margin:0 0 4px}
.sub{color:var(--steel);font-size:14.5px;margin:0;max-width:68ch}
.who{margin-left:auto;display:flex;align-items:center;gap:10px;text-align:right}
.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;font-size:13px;flex:none}
.who b{display:block;font-size:14.5px;line-height:1.2}
.who span{display:block;font-size:12px;color:var(--steel)}
.controls{display:flex;flex-wrap:wrap;gap:22px;align-items:center;margin-top:14px}
.ctl{display:flex;align-items:center;gap:8px}
.ctl label{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.seg{display:inline-flex;border:1px solid var(--line);background:var(--light);border-radius:4px;overflow:hidden}
.seg button{appearance:none;border:0;background:transparent;font-size:13.5px;font-weight:700;color:var(--steel);padding:7px 13px;cursor:pointer}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed="true"]{background:var(--red);color:#fff}
.counts{margin-left:auto;display:flex;gap:18px;font-size:12.5px;color:var(--steel)}
.counts b{color:var(--char);font-size:17px;font-weight:800;display:block;line-height:1.1}
.counts div{text-align:center}

.banner{margin:0;padding:12px 32px;font-size:14px;border-bottom:1px solid var(--line);background:#FFF6E3;color:#7A5600}
.banner.err{background:#FBECEA;color:#8E2A20}
.banner:empty{display:none;padding:0;border:0}

/* ---------- flow map ---------- */
.flowmap{max-width:1240px;margin:26px auto 0;padding:0 32px;display:flex;align-items:stretch;gap:0;overflow-x:auto}
.step{flex:1 1 0;min-width:190px;background:#fff;border:1px solid var(--line);padding:12px 14px;display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit}
.step:hover{border-color:var(--red)}
.step img{width:44px;height:64px;object-fit:cover;object-position:top;border:1px solid var(--line);flex:none}
.step .n{font-size:10.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.step b{display:block;font-size:14.5px;line-height:1.25}
.step span{display:block;font-size:12.5px;color:var(--steel)}
.trig{background:var(--brown);color:#fff;border-color:var(--brown);flex:0 0 auto;min-width:150px}
.trig .n{color:var(--gold)}
.trig span{color:#D9CFCB}
.arrow{flex:none;width:34px;display:grid;place-items:center;color:var(--steel);font-size:18px}

/* ---------- emails ---------- */
.wrap{padding:26px 32px 110px;max-width:1240px;margin:0 auto;display:flex;flex-direction:column;gap:28px}
.frame{background:#fff;border:1px solid var(--line);scroll-margin-top:170px}
.fh{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.fh .n{font-size:10.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:var(--red);padding:3px 8px;border-radius:2px}
.fh b{font-size:17px;letter-spacing:-.01em}
.fh .badges{margin-left:auto;display:flex;gap:6px}
.pill{font-size:12px;font-weight:700;padding:2px 9px;border-radius:20px;background:var(--light);border:1px solid var(--line);color:var(--steel)}
.pill.open{background:#FFF3DC;border-color:#F0D49E;color:#8A5A00}

.body{display:grid;grid-template-columns:minmax(0,1fr) 380px;align-items:start}
.stage{background:var(--canvas);display:flex;justify-content:center;padding:28px 20px;min-width:0}
.shot{position:relative;width:100%;max-width:660px;box-shadow:0 1px 3px rgba(58,37,32,.08),0 8px 28px rgba(58,37,32,.10);cursor:crosshair;line-height:0}
.shot img{width:100%;display:block;user-select:none;-webkit-user-drag:none}
.pin{position:absolute;width:26px;height:26px;margin:-13px 0 0 -13px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--pin);border:2px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.35);cursor:pointer;display:grid;place-items:center;padding:0;line-height:1}
.pin i{transform:rotate(45deg);font-style:normal;color:#fff;font-weight:800;font-size:12px}
.pin.resolved{background:var(--green)}
.pin.decision{background:var(--plum)}
.pin.draft{background:#111;animation:pulse 1.2s ease-in-out infinite}
.pin.active{outline:3px solid rgba(165,28,36,.35);outline-offset:2px}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(31,111,235,.25)}}

/* ---------- rail ---------- */
.rail{border-left:1px solid var(--line);padding:16px;position:sticky;top:170px;max-height:calc(100vh - 190px);overflow:auto}
.rail h3{margin:0 0 10px;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.hint{font-size:13.5px;color:var(--steel);background:var(--light);border:1px dashed var(--line);padding:12px;margin:0 0 12px}
.compose{border:2px solid var(--red);padding:10px;margin-bottom:14px;background:#fff}
.compose .where{font-size:12px;font-weight:700;color:var(--red);margin-bottom:6px}
textarea{width:100%;min-height:74px;border:1px solid var(--line);padding:8px;font-size:14.5px;resize:vertical;line-height:1.4}
textarea:focus{outline:2px solid var(--red);outline-offset:-1px}
.row{display:flex;gap:8px;justify-content:flex-end;margin-top:8px;flex-wrap:wrap}
.btn{appearance:none;border:1px solid var(--red);background:var(--red);color:#fff;font-weight:700;font-size:13.5px;padding:6px 14px;cursor:pointer;border-radius:3px}
.btn.ghost{background:#fff;color:var(--steel);border-color:var(--line)}
.btn:disabled{opacity:.5;cursor:default}
.wholebtn{width:100%;margin-bottom:12px}

.thread{border:1px solid var(--line);margin-bottom:12px;background:#fff;scroll-margin-top:180px}
.thread.active{border-color:var(--red);box-shadow:0 0 0 2px rgba(165,28,36,.15)}
.thread .th{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--line);background:var(--light);font-size:12px;cursor:pointer}
.num{width:20px;height:20px;border-radius:50%;background:var(--pin);color:#fff;font-weight:800;font-size:11px;display:grid;place-items:center;flex:none}
.num.resolved{background:var(--green)}.num.decision{background:var(--plum)}.num.whole{background:var(--steel)}
.st{margin-left:auto;font-weight:700;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--steel)}
.st.accepted{color:var(--green)}.st.declined{color:var(--steel)}.st.needs-decision{color:var(--plum)}.st.open{color:#8A5A00}
.msg{padding:10px;display:flex;gap:9px}
.msg+.msg{border-top:1px solid var(--line)}
.msg .avatar{width:26px;height:26px;font-size:11px}
.msg .m{min-width:0;flex:1}
.msg .meta{font-size:12px;color:var(--steel)}
.msg .meta b{color:var(--char);font-size:13.5px}
.msg p{margin:2px 0 0;font-size:14.5px;white-space:pre-wrap;overflow-wrap:anywhere}
.msg .del{appearance:none;border:0;background:none;color:var(--steel);font-size:12px;cursor:pointer;padding:0;margin-left:6px;text-decoration:underline}
.tf{padding:8px 10px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.tf textarea{min-height:40px}
.statusrow{display:flex;gap:6px;flex-wrap:wrap}
.statusrow button{appearance:none;border:1px solid var(--line);background:#fff;font-size:12px;font-weight:700;padding:4px 9px;border-radius:3px;cursor:pointer;color:var(--steel)}
.statusrow button[aria-pressed="true"]{background:var(--char);color:#fff;border-color:var(--char)}
.empty{font-size:13.5px;color:var(--steel)}

@media (max-width:900px){
  header.top{padding:16px;position:static}
  .banner{padding:12px 16px}
  .flowmap{padding:0 16px;flex-direction:column}
  .arrow{width:auto;height:22px;transform:rotate(90deg)}
  .step{min-width:0}
  .wrap{padding:20px 16px 80px}
  .body{grid-template-columns:minmax(0,1fr)}
  .stage{padding:16px 10px}
  .rail{position:static;max-height:none;border-left:0;border-top:1px solid var(--line)}
  .counts{margin-left:0}
}
.nameinput{width:100%;border:1px solid var(--line);padding:8px;font-size:14.5px;margin-bottom:8px;font-family:inherit}
.nameinput:focus{outline:2px solid var(--red);outline-offset:-1px}
.linkbtn{appearance:none;border:0;background:none;padding:0;font-size:12px;color:var(--steel);text-decoration:underline;cursor:pointer}
.flowseg button{font-size:14.5px;padding:8px 16px}
.seg .cnt{display:inline-block;min-width:18px;padding:0 5px;margin-left:4px;border-radius:9px;background:var(--pin);color:#fff;font-size:11px;line-height:18px}