:root{--ink: #1b2430;--ink-soft: #2a3546;--paper: #f6f4ef;--paper-raised: #ffffff;--line: #dedad0;--text: #1b2430;--text-muted: #6b7280;--text-on-ink: #e9e7e0;--brand: #3aa8ff;--brand-dark: #1683d6;--brand-tint: #e6f7ff;--state-draft: #c2547a;--state-draft-tint: #f8e2ea;--state-sent: #2b82e6;--state-sent-tint: #e6f1ff;--state-taken: #2f5fc6;--state-taken-tint: #e3eafc;--state-rejected: #8a8a8a;--state-rejected-tint: #eaeaea;--radius: 8px;--shadow: 0 1px 2px rgba(27, 36, 48, .06), 0 4px 12px rgba(27, 36, 48, .05);--font-display: "Space Grotesk", "Inter", sans-serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "IBM Plex Mono", "SFMono-Regular", monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--text);font-family:var(--font-body);font-size:14px;-webkit-font-smoothing:antialiased}a{color:inherit}button,input,select,textarea{font-family:inherit;font-size:inherit}.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.app-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--ink);color:var(--text-on-ink);padding:24px 18px;display:flex;flex-direction:column;gap:28px}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:30px;height:30px;border-radius:6px;background:var(--brand);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;color:#fff;font-size:14px}.brand-name{font-family:var(--font-display);font-weight:600;font-size:16px;letter-spacing:-.01em}.brand-tagline{font-size:11px;color:#9aa4b2;margin-top:1px}.company-card{background:var(--ink-soft);border-radius:var(--radius);padding:12px 14px}.company-card .name{font-weight:600;font-size:13px}.company-card .code{font-family:var(--font-mono);font-size:11px;color:#9aa4b2;margin-top:4px;word-break:break-all}.nav{display:flex;flex-direction:column;gap:2px}.nav-group-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#7c8798;margin:14px 0 6px 10px}.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:6px;text-decoration:none;color:#cfd5df;font-size:13.5px;font-weight:500}.nav a:hover{background:#ffffff0f;color:#fff}.nav a.active{background:var(--brand);color:#fff}.sidebar-footer{margin-top:auto}.logout-btn{width:100%;background:transparent;border:1px solid rgba(255,255,255,.15);color:#cfd5df;border-radius:6px;padding:8px 10px;cursor:pointer;font-size:13px}.logout-btn:hover{border-color:#fff6;color:#fff}.main{padding:28px 36px 60px;max-width:1180px}.page-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:10px}.page-title{font-family:var(--font-display);font-size:22px;font-weight:600;letter-spacing:-.01em}.page-subtitle{color:var(--text-muted);font-size:13px;margin-top:4px}.card{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card+.card{margin-top:16px}.card-pad{padding:20px 22px}.card-header{padding:16px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.card-header h3{margin:0;font-family:var(--font-display);font-size:15px;font-weight:600}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}.stat-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:8px}.stat-value{font-family:var(--font-mono);font-size:22px;font-weight:600}.stat-value.positive{color:var(--brand-dark)}.stat-value.negative{color:var(--state-draft)}table{width:100%;border-collapse:collapse}thead th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:10px 22px;border-bottom:1px solid var(--line);font-weight:600}tbody td{padding:12px 22px;border-bottom:1px solid var(--line);font-size:13.5px;vertical-align:top}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#3aa8ff08}.num{font-family:var(--font-mono);text-align:right;white-space:nowrap}.right{text-align:right}.empty-state{padding:40px 22px;text-align:center;color:var(--text-muted);font-size:13.5px}.stamp{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;border:1.5px solid transparent}.stamp.draft{background:var(--state-draft-tint);color:var(--state-draft);border-color:var(--state-draft)}.stamp.sent{background:var(--state-sent-tint);color:var(--state-sent);border-color:var(--state-sent)}.stamp.taken{background:var(--state-taken-tint);color:var(--state-taken);border-color:var(--state-taken)}.stamp.rejected{background:var(--state-rejected-tint);color:var(--state-rejected-tint);color:#6b6b6b;border-color:#b3b3b3}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border-radius:6px;font-weight:600;font-size:13px;cursor:pointer;border:1px solid transparent;text-decoration:none}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-primary:disabled{background:#a9c2bc;cursor:not-allowed}.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}.btn-ghost:hover{border-color:var(--text-muted)}.btn-danger{background:transparent;border-color:var(--state-draft);color:var(--state-draft)}.btn-danger:hover{background:var(--state-draft-tint)}.btn-sm{padding:6px 12px;font-size:12px}.field{margin-bottom:16px}.field label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px;color:var(--text)}.field .hint{font-size:11.5px;color:var(--text-muted);margin-top:4px}.input,select.input,textarea.input{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;background:var(--paper-raised);color:var(--text)}.input:focus,select.input:focus,textarea.input:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.type-toggle{display:flex;gap:8px;margin-bottom:20px}.type-toggle button{flex:1;padding:14px;border-radius:var(--radius);border:1.5px solid var(--line);background:var(--paper-raised);cursor:pointer;text-align:left}.type-toggle button.active{border-color:var(--brand);background:var(--brand-tint)}.type-toggle .tt-title{font-weight:600;font-family:var(--font-display);font-size:14px}.type-toggle .tt-desc{font-size:12px;color:var(--text-muted);margin-top:3px}.line-items-table input{padding:6px 8px;font-size:13px}.line-items-table td{padding:8px 10px}.remove-line{background:none;border:none;color:var(--state-draft);cursor:pointer;font-size:16px}.alert{padding:11px 14px;border-radius:6px;font-size:13px;margin-bottom:16px}.alert-error{background:var(--state-draft-tint);color:#8a2f4d;border:1px solid var(--state-draft)}.alert-success{background:var(--state-sent-tint);color:#1e5c38;border:1px solid var(--state-sent)}.alert-info{background:var(--brand-tint);color:var(--brand-dark);border:1px solid var(--brand)}.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--ink);padding:20px}.auth-card{width:100%;max-width:400px;background:var(--paper-raised);border-radius:12px;padding:32px 30px;box-shadow:0 20px 60px #00000059}.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}.auth-tabs{display:flex;gap:4px;background:var(--paper);border-radius:8px;padding:4px;margin-bottom:22px}.auth-tabs button{flex:1;padding:8px;border-radius:6px;border:none;background:none;cursor:pointer;font-weight:600;font-size:13px;color:var(--text-muted)}.auth-tabs button.active{background:var(--paper-raised);color:var(--text);box-shadow:var(--shadow)}.pill-select{display:flex;flex-wrap:wrap;gap:8px}.pill-select button{padding:8px 14px;border-radius:100px;border:1.5px solid var(--line);background:var(--paper-raised);cursor:pointer;font-size:12.5px;font-weight:600}.pill-select button.active{border-color:var(--brand);background:var(--brand-tint);color:var(--brand-dark)}.section-divider{border:none;border-top:1px solid var(--line);margin:24px 0}.text-muted{color:var(--text-muted)}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-gap{display:flex;align-items:center;gap:8px}