:root{--ink: #1A1D23;--muted: #6B7280;--bg: #F7F8FA;--card: #FFFFFF;--border: #E4E7EC;--primary: #1F3A34;--accent: #C1442D;--ok: #2F6B4F;--warn: #B7791F;--danger: #C1442D}*{box-sizing:border-box}body{margin:0;font-family:IBM Plex Sans,-apple-system,sans-serif;background:var(--bg);color:var(--ink)}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit;font-size:.95rem;padding:10px 12px;border:1px solid var(--border);border-radius:6px;width:100%;background:#fff;color:var(--ink)}label{font-size:.82rem;font-weight:600;color:#374151;display:block;margin-bottom:6px}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border-radius:6px;border:none;font-weight:600;font-size:.9rem}.btn-primary{background:var(--primary);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--ink)}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:24px}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-active{background:#e7f5ec;color:var(--ok)}.badge-hold{background:#fdecea;color:var(--danger)}.badge-pending{background:#fef3e2;color:var(--warn)}.badge-paid{background:#e7f5ec;color:var(--ok)}.badge-overdue{background:#fdecea;color:var(--danger)}.badge-signed{background:#e7f5ec;color:var(--ok)}