:root{color-scheme:light;--ink:#0d1b35;--muted:#64748b;--border:#e1e7f0;--bg:#f7f9fd;--blue:#2563eb;--blue-dark:#1d4ed8;--surface:#ffffff;--surface-subtle:#eef3ff;--surface-subtle-hover:#e7edf8;--input-bg:#ffffff;--danger:#b91c1c;--danger-surface:#fef2f2;--danger-border:#fecaca;--paper:#ffffff;--paper-ink:#0d1b35;--paper-muted:#64748b;--paper-border:#e1e7f0;--paper-subtle:#f7f9fd;--paper-row-border:#f1f4f9;--paper-footer:#94a3b8;--green:#16a34a}:root[data-theme=dark]{color-scheme:dark;--ink:#ecf3ff;--muted:#aab8cc;--border:#2d3b52;--bg:#101827;--blue:#7ca8ff;--blue-dark:#9ebcff;--surface:#172235;--surface-subtle:#202e44;--surface-subtle-hover:#2a3a53;--input-bg:#101827;--danger:#fca5a5;--danger-surface:#3c202a;--danger-border:#7f3442}*{box-sizing:border-box}body,html{margin:0;font-family:"Plus Jakarta Sans",sans-serif;background:var(--bg);color:var(--ink)}.demo-header{max-width:1140px;margin:0 auto;padding:40px 28px 24px}.demo-header-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.demo-back{display:inline-block;color:var(--muted);font-size:.85rem;font-weight:600;text-decoration:none}.demo-back:hover{color:var(--blue)}.theme-toggle{display:inline-flex;align-items:center;gap:7px;flex:0 0 auto;min-height:36px;padding:7px 11px;color:var(--ink);background:var(--surface);border:1px solid var(--border);border-radius:8px;font:inherit;font-size:.78rem;font-weight:700;cursor:pointer}.theme-toggle:hover{background:var(--surface-subtle)}.theme-icon{width:16px;height:16px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8}.theme-icon-sun{display:none}:root[data-theme=dark] .theme-icon-sun{display:block}:root[data-theme=dark] .theme-icon-moon{display:none}.demo-eyebrow{color:var(--blue);font-size:.72rem;font-weight:800;letter-spacing:.12em}.demo-title h1{margin:8px 0 10px;font-size:clamp(1.8rem, 4vw, 2.5rem);letter-spacing:-.03em}.demo-title p{max-width:580px;margin:0;color:var(--muted);font-size:1rem;line-height:1.6}.demo-main{max-width:1140px;margin:0 auto;padding:0 28px 60px;display:grid;grid-template-columns:1fr 1.1fr;gap:20px;align-items:start}.panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px}.panel-head{margin-bottom:18px}.panel-head h2{margin:0 0 4px;font-size:1.1rem;letter-spacing:-.02em}.panel-head p{margin:0;color:var(--muted);font-size:.85rem}.quote-form{display:flex;flex-direction:column;gap:14px}.form-row.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.quote-form label{display:flex;flex-direction:column;gap:6px;font-size:.8rem;font-weight:600}.quote-form input,.quote-form textarea{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:.85rem;resize:vertical}.quote-form input:focus,.quote-form textarea:focus{outline:0;border-color:var(--blue)}.items-head{display:flex;align-items:center;justify-content:space-between;margin-top:6px}.items-head h3{margin:0;font-size:.92rem}.items-head button{padding:6px 12px;color:var(--blue);background:#eef3ff;border:1px solid #d7e3ff;border-radius:7px;font-family:inherit;font-size:.78rem;font-weight:700;cursor:pointer}.items-list{display:flex;flex-direction:column;gap:8px}.item-row{display:grid;grid-template-columns:1fr 55px 85px 28px;gap:6px;align-items:center}.item-row input{width:100%;padding:8px 9px;border:1px solid var(--border);border-radius:7px;font-family:inherit;font-size:.82rem}.item-row input:focus{outline:0;border-color:var(--blue)}.item-remove{display:flex;align-items:center;justify-content:center;width:28px;height:28px;color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:7px;font-size:.85rem;cursor:pointer}.preview-toolbar{display:flex;gap:8px;margin-bottom:16px}.preview-toolbar button{padding:9px 14px;color:var(--ink);background:var(--bg);border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:.82rem;font-weight:700;cursor:pointer}#whatsapp-btn{color:#fff;background:var(--blue);border-color:var(--blue)}#whatsapp-btn:hover{background:var(--blue-dark)}#print-btn:hover{background:#eef1f6}.quote-preview{position:relative;overflow:hidden;padding:28px;background:var(--paper);border:1px solid var(--paper-border);border-radius:12px;color:var(--paper-ink);--ink:var(--paper-ink);--muted:var(--paper-muted);--border:var(--paper-border);--bg:var(--paper-subtle);--blue:#2563eb}.demo-watermark{position:absolute;inset:0;z-index:-1;display:flex;align-items:center;justify-content:center;pointer-events:none}.demo-watermark span{transform:rotate(-30deg);font-size:5rem;font-weight:800;letter-spacing:.1em;color:rgba(37,99,235,.1);white-space:nowrap}.quote-preview-head{display:flex;align-items:flex-start;justify-content:space-between;padding-bottom:18px;margin-bottom:18px;border-bottom:2px solid var(--ink)}.quote-brand{margin:0;font-size:1.2rem;font-weight:800}.quote-meta{margin:2px 0 0;color:var(--muted);font-size:.8rem}.quote-number-block{text-align:right}.quote-number{margin:0;color:var(--blue);font-size:.85rem;font-weight:800;letter-spacing:.03em}.quote-date{margin:2px 0 0;color:var(--muted);font-size:.78rem}.quote-parties{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:22px}.party-label{margin:0 0 3px;color:var(--muted);font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.party-name{margin:0;font-size:.92rem;font-weight:700}.party-meta{margin:2px 0 0;color:var(--muted);font-size:.8rem}.quote-table{width:100%;border-collapse:collapse;margin-bottom:16px;font-size:.85rem}.quote-table th{padding:8px 6px;text-align:left;color:var(--muted);font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;border-bottom:1px solid var(--border)}.quote-table td:nth-child(2),.quote-table td:nth-child(3),.quote-table td:nth-child(4),.quote-table th:nth-child(2),.quote-table th:nth-child(3),.quote-table th:nth-child(4){text-align:right}.quote-table td{padding:8px 6px;border-bottom:1px solid var(--paper-row-border)}.quote-totals{max-width:260px;margin-left:auto;margin-bottom:20px}.quote-totals-row{display:flex;justify-content:space-between;padding:5px 0;font-size:.85rem;color:var(--muted)}.quote-totals-row.grand{margin-top:4px;padding-top:10px;border-top:1px solid var(--border);color:var(--ink);font-size:1.05rem;font-weight:800}.quote-note-preview{padding:10px 12px;margin-bottom:16px;background:var(--bg);border-radius:8px;color:var(--muted);font-size:.82rem}.quote-note-preview:empty{display:none}.quote-footer{margin:0;padding-top:14px;border-top:1px dashed var(--border);color:#94a3b8;font-size:.72rem;text-align:center}.demo-footer{max-width:1140px;margin:0 auto;padding:20px 28px 50px;color:var(--muted);font-size:.78rem;text-align:center}@media (max-width:860px){.demo-main{grid-template-columns:1fr}.form-row.two-col{grid-template-columns:1fr}}@media print{.no-print{display:none!important}body{background:#fff}.demo-main{display:block;padding:0;max-width:none}.preview-panel{border:none;padding:0}.quote-preview{border:none;padding:0}}