:root{--bg:#fff;--bone:#F4F0EB;--ink:#0A0A0A;--muted:#6B655F;--line:#EEE9E3;--line2:#C9C2BA;--red:#DE5A3F;--red-deep:#C8472D;--ok:#2E7D4F;--sans:"Montserrat","Helvetica Neue",Arial,sans-serif;color-scheme:light}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font:16px/1.45 var(--sans);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
button,input,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
.w{max-width:820px;margin:0 auto;padding:24px max(20px,env(safe-area-inset-left)) 80px}
.lb{font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
h1{font-size:clamp(24px,5vw,32px);font-weight:800;letter-spacing:-.03em;margin-top:6px}
.top{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:14px;padding:12px 18px;border-radius:999px;background:var(--ink);color:#fff}
.btn.red{background:var(--red-deep)}.btn.ghost{background:none;color:var(--ink);border:1px solid var(--line2)}
.btn.ok{background:var(--ok)}.btn[disabled]{opacity:.5;cursor:default}
.pill{display:inline-block;font-size:11px;font-weight:700;padding:4px 10px;border-radius:99px;background:var(--bone);color:var(--muted);white-space:nowrap}
.pill.sent{background:#E8EEF9;color:#2F5AA8}.pill.changes{background:#FFF0D6;color:#9A6200}
.pill.approved{background:#E3F2E9;color:var(--ok)}.pill.rejected{background:#FBE4DE;color:var(--red-deep)}
.pdf{display:flex;flex-direction:column;gap:10px;background:var(--bone);padding:10px;border-radius:12px;margin:18px 0}
.pdf canvas{width:100%;height:auto;display:block;background:#fff;border-radius:6px;box-shadow:0 1px 3px rgba(0,0,0,.12)}
.fb{border-top:1px solid var(--line);padding:14px 0}
.fb .h{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.fb p{margin-top:8px;font-size:15px;white-space:pre-wrap;word-break:break-word}
.card{border:1px solid var(--line);border-radius:14px;padding:18px;margin:18px 0}
input[type=text],textarea{width:100%;border:1px solid var(--line2);border-radius:12px;padding:12px 14px;background:#fff;outline:none}
input[type=text]:focus,textarea:focus{border-color:var(--red-deep)}
textarea{min-height:110px;resize:vertical}
label.f{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:14px 0 6px}
.muted{color:var(--muted);font-size:14px}
.empty{padding:48px 0;color:var(--muted)}