:root{
  --bg:#f7f6f2;--surface:#fff;--surface-2:#f0eee8;--ink:#17201f;--muted:#5d6664;--line:#e3e0d8;
  --brand:#0f5f57;--brand-ink:#fff;--brand-soft:#dcefe9;--accent:#c7731a;--danger:#b23a2e;--ok:#1f7a4d;
  --radius:14px;--shadow:0 1px 2px rgba(0,0,0,.05),0 8px 24px -16px rgba(0,0,0,.25);
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Inter,Roboto,sans-serif;
}
:root[data-theme="dark"]{--bg:#111514;--surface:#1a1f1e;--surface-2:#222827;--ink:#eef1ef;--muted:#9aa5a2;--line:#2c3331;--brand:#5fc3b4;--brand-ink:#0b1513;--brand-soft:#173430;--accent:#e8a35a;--danger:#ef8a7f;--ok:#6cc693}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 var(--font)}
a{color:var(--brand)}button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .4em;letter-spacing:-.01em}h1{font-size:clamp(2rem,5vw,3.4rem)}h2{font-size:1.5rem}h3{font-size:1.1rem}
p{margin:.3em 0 .9em}.muted{color:var(--muted)}.small{font-size:.875rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
header.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:16px;height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;color:var(--ink)}
.logo svg{width:32px;height:32px;flex:none}.logo span{letter-spacing:-.01em}
nav.main{margin-left:auto;display:flex;gap:6px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:9px 14px;cursor:pointer;text-decoration:none;color:var(--ink);transition:.15s}
.btn:hover{border-color:var(--brand)}.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:600}.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{border-color:transparent;background:transparent}.btn.danger{color:var(--danger)}.btn[disabled]{opacity:.55;cursor:not-allowed}.btn.sm{padding:6px 10px;font-size:.875rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.grid{display:grid;gap:16px}.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-weight:600;font-size:.9rem}
.field input,.field select,.field textarea{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:transparent}
.field .hint{color:var(--muted);font-size:.8rem}
.error{color:var(--danger);font-size:.9rem;margin:6px 0}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:600;background:var(--surface-2);color:var(--muted)}
.pill.intake{background:#fff3e2;color:#8a4b00}.pill.ready_for_draft,.pill.open{background:var(--brand-soft);color:var(--brand)}
.pill.open_for_review,.pill.claimed,.pill.in_review{background:#e6ecff;color:#2f4bb3}.pill.sealed{background:#e1f5e8;color:var(--ok)}.pill.needs_changes{background:#fde7e4;color:var(--danger)}
:root[data-theme="dark"] .pill.intake{background:#3b2a12;color:#f2c48a}
/* landing */
.hero{padding:72px 0 40px;display:grid;gap:32px;grid-template-columns:1.1fr .9fr;align-items:center}
.hero .kicker{color:var(--brand);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem}
.hero .lead{font-size:1.2rem;color:var(--muted);max-width:52ch}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.addr{display:flex;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:8px;box-shadow:var(--shadow);max-width:560px}
.addr input{flex:1;border:0;background:transparent;padding:8px 10px;min-width:0}.addr input:focus{outline:none}
.steps{counter-reset:s;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:24px 0 48px}
.steps .card{position:relative;padding-top:52px}.steps .card::before{counter-increment:s;content:counter(s);position:absolute;top:16px;left:20px;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.trust{display:flex;gap:24px;flex-wrap:wrap;color:var(--muted);font-size:.9rem;margin:8px 0 56px}
.mock{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.mock .row{display:flex;gap:10px;align-items:flex-start;margin:10px 0}.mock .row .b{background:var(--surface-2);border-radius:12px;padding:10px 12px;font-size:.9rem;max-width:85%}
.mock .row.me{justify-content:flex-end}.mock .row.me .b{background:var(--brand-soft)}
/* app */
.app{display:grid;grid-template-columns:260px minmax(0,1fr);gap:20px;padding:24px 0 60px;min-height:70vh}
.side .card{position:sticky;top:76px}.side ul{list-style:none;padding:0;margin:0}.side li a{display:block;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink)}.side li a.active,.side li a:hover{background:var(--surface-2)}
.list{display:flex;flex-direction:column;gap:10px}.list .item{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);text-decoration:none;color:inherit;transition:.15s}
.list .item:hover{border-color:var(--brand)}.list .item .t{flex:1;min-width:0}.list .item .t b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.types{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.types label{border:1px solid var(--line);border-radius:12px;padding:14px 12px;cursor:pointer;background:var(--surface);display:flex;flex-direction:column;gap:4px}
.types input{display:none}.types label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}.types .ic{font-size:22px}
.workspace{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:16px}
.chat{display:flex;flex-direction:column;height:calc(100vh - 170px);min-height:480px}
.chat .log{flex:1;overflow:auto;padding:6px 4px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:78%;padding:10px 14px;border-radius:14px;white-space:pre-wrap;word-wrap:break-word}
.msg.user{align-self:flex-end;background:var(--brand);color:var(--brand-ink);border-bottom-right-radius:4px}
.msg.assistant{align-self:flex-start;background:var(--surface-2);border-bottom-left-radius:4px}
.msg ul,.msg ol{margin:4px 0 4px 18px;padding:0}.msg li{margin:2px 0}.msg pre{background:rgba(0,0,0,.06);padding:8px;border-radius:8px;overflow:auto;font-size:.8rem}
.composer{display:flex;gap:8px;border-top:1px solid var(--line);padding-top:12px;margin-top:8px}
.composer textarea{flex:1;resize:none;min-height:44px;max-height:160px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:var(--surface)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0}.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:4px 10px;font-size:.82rem;cursor:pointer}.chip:hover{border-color:var(--brand)}
.timeline{list-style:none;padding:0;margin:0}.timeline li{display:flex;gap:10px;padding:6px 0;color:var(--muted)}.timeline li::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--line);margin-top:7px;flex:none}
.timeline li.done{color:var(--ink)}.timeline li.done::before{background:var(--ok)}.timeline li.now{color:var(--ink);font-weight:600}.timeline li.now::before{background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.drop{border:2px dashed var(--line);border-radius:12px;padding:16px;text-align:center;color:var(--muted);cursor:pointer}.drop.over{border-color:var(--brand);background:var(--brand-soft)}
.files{list-style:none;padding:0;margin:8px 0 0}.files li{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--line);font-size:.9rem}.files li a{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:.9rem}.kv dt{color:var(--muted)}.kv dd{margin:0}
.auth{max-width:440px;margin:48px auto}.role{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.role label{border:1px solid var(--line);border-radius:12px;padding:12px;cursor:pointer}.role input{display:none}.role label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:10px;box-shadow:var(--shadow);z-index:9}
.empty{text-align:center;padding:48px 16px;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:.85rem}
@media (max-width:900px){.hero{grid-template-columns:1fr;padding-top:40px}.app{grid-template-columns:1fr}.side .card{position:static}.workspace{grid-template-columns:1fr}.chat{height:auto}.chat .log{max-height:55vh}}

.sheet-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.chip.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.sheet-frame{display:block;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}.sheet-frame img{display:block;width:100%;height:auto}
.dgrid{border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin:0 0 10px;display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}
.dgrid legend{font-weight:600;font-size:.85rem;padding:0 4px;text-transform:capitalize}.dgrid label{font-size:.78rem;color:var(--muted);display:flex;flex-direction:column;gap:3px;text-transform:capitalize}
.dgrid input,.dgrid select{border:1px solid var(--line);border-radius:8px;padding:6px 8px;background:var(--surface);width:100%}.dgrid .dcheck{flex-direction:row;align-items:center;gap:6px;align-self:end;padding-bottom:6px}
.parcel-card{display:flex;gap:12px;align-items:center;margin:10px 0;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.parcel-svg{flex:none}