:root{--primary:#8B1E1E;--secondary:#1F2937;--accent:#F3F4F6;--bg:#f7f8fa;--card:#fff;--text:#111827;--muted:#6b7280;--border:#e5e7eb;--good:#16794b;--warn:#9a6700;--bad:#b42318}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit}.layout{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{background:var(--secondary);color:#fff;padding:22px 16px;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;margin:0 8px 24px}.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--primary);display:grid;place-items:center;font-size:14px}.nav a{display:block;text-decoration:none;color:#e5e7eb;padding:11px 12px;border-radius:9px;margin:3px 0}.nav a:hover,.nav a.active{background:rgba(255,255,255,.10);color:#fff}.nav .section{font-size:11px;text-transform:uppercase;color:#9ca3af;margin:18px 12px 5px;letter-spacing:.08em}.main{min-width:0}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}.content{padding:26px 28px 50px;max-width:1450px}.page-title{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.page-title h1{font-size:27px;margin:0}.muted{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:8px;padding:10px 14px;background:var(--primary);color:#fff;text-decoration:none;font-weight:650;cursor:pointer;font-size:14px}.btn.secondary{background:#fff;color:var(--secondary);border:1px solid var(--border)}.btn.danger{background:var(--bad)}.btn.small{padding:7px 10px;font-size:12px}.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.03)}.metric .label{font-size:13px;color:var(--muted);margin-bottom:6px}.metric .value{font-size:30px;font-weight:800}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--border);border-radius:12px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fafafa}tr:last-child td{border-bottom:0}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:800;background:#eef2f7}.badge.ACTIVA{background:#e8f5ee;color:var(--good)}.badge.UTILIZADA{background:#fff4db;color:var(--warn)}.badge.ANULADA{background:#fde8e7;color:var(--bad)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field.full{grid-column:1/-1}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.field input,.field textarea,.field select{width:100%;padding:10px 11px;border:1px solid #d1d5db;border-radius:8px;font:inherit;background:#fff}.field textarea{min-height:120px;resize:vertical}.field input[type=color]{padding:3px;height:42px}.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.flash{background:#ecfdf3;border:1px solid #abefc6;color:#067647;padding:11px 13px;border-radius:9px;margin-bottom:16px}.error{background:#fef3f2;border:1px solid #fecdca;color:#b42318;padding:11px 13px;border-radius:9px;margin-bottom:16px}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:15px}.filters input,.filters select{padding:9px 10px;border:1px solid var(--border);border-radius:8px;background:#fff}.order-hero{display:grid;grid-template-columns:1fr auto;gap:20px}.kv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.kv .k{font-size:11px;text-transform:uppercase;color:var(--muted);letter-spacing:.05em}.kv .v{font-size:16px;font-weight:650;margin-top:3px}.detail-box{white-space:pre-wrap;line-height:1.5;background:#fafafa;border:1px solid var(--border);border-radius:9px;padding:15px}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--secondary),#111827)}.login-card{width:min(420px,92vw);background:#fff;border-radius:16px;padding:28px;box-shadow:0 24px 80px rgba(0,0,0,.28)}.login-card h1{margin:0 0 5px}.login-card .field{margin-top:14px}.login-card .btn{width:100%;margin-top:18px;padding:12px}.logo-preview{max-height:70px;max-width:220px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f3f4f6;padding:4px 7px;border-radius:6px}.checkbox{display:flex;align-items:center;gap:8px}.checkbox input{width:auto}.verify{max-width:760px;margin:60px auto;padding:0 20px}.verify .stamp{font-size:13px;font-weight:800;color:var(--good)}.footer-note{font-size:12px;color:var(--muted);margin-top:20px}
@media(max-width:980px){.layout{grid-template-columns:1fr}.sidebar{height:auto;position:static}.nav{display:flex;flex-wrap:wrap}.nav .section{width:100%}.topbar{position:static}.grid.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.content{padding:18px 14px 40px}.topbar{padding:0 14px}.form-grid,.kv,.grid.cards{grid-template-columns:1fr}.page-title{flex-direction:column}.order-hero{grid-template-columns:1fr}}