:root{--verde: #1f4e3d;--verde-claro: #e6f0eb;--texto: #1c2321;--borde: #c9d3ce;--error: #b3261e;--fondo: #f6f8f7}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:var(--texto);background:var(--fondo);font-size:16px}main{padding:16px;max-width:560px;margin:0 auto}h2{font-size:1.1rem;margin:20px 0 8px}h3{font-size:1rem;margin:16px 0 8px}.barra{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:8px;padding:10px 12px;background:var(--verde);color:#fff}.barra h1{flex:1;font-size:1.05rem;margin:0}.atras{width:36px;background:transparent;border:0;color:#fff;font-size:1.4rem;padding:0;min-height:36px}.estado{font-size:.75rem;padding:3px 8px;border-radius:999px;background:#fff}.en-linea{color:#146c43}.sin-linea{color:var(--error)}button,input,select,textarea{font:inherit}button{min-height:48px;padding:10px 16px;border-radius:10px;border:1px solid var(--borde);background:#fff;color:var(--texto)}button:disabled{opacity:.55}button.primario{background:var(--verde);color:#fff;border-color:var(--verde)}button.grande{width:100%;min-height:64px;font-size:1.1rem;display:flex;flex-direction:column;justify-content:center;gap:2px}button.grande small{font-size:.8rem;font-weight:400;opacity:.85}button.enlace{border:0;background:transparent;color:var(--verde);text-decoration:underline;margin-top:16px}input,select,textarea{width:100%;min-height:48px;padding:10px 12px;border:1px solid var(--borde);border-radius:10px;background:#fff}label{display:block;font-weight:600;margin-bottom:12px}label input,label select,label textarea{margin-top:4px;font-weight:400}label select+select,label input+select{margin-top:8px}fieldset{border:1px solid var(--borde);border-radius:10px;margin:0 0 12px;padding:8px 12px}.opcion{display:flex;align-items:center;gap:10px;font-weight:400;margin:0;min-height:44px}.opcion input{width:22px;min-height:22px;margin:0}.fila{display:flex;gap:12px}.fila>*{flex:1}.menu{display:grid;gap:12px}.formulario{display:block}.formulario>button{width:100%}.neto{font-size:1.1rem;margin:0 0 12px}.nota{color:#5b6661;font-size:.85rem}.aviso{background:var(--verde-claro);padding:8px 12px;border-radius:8px}.error{color:var(--error)}.lista{list-style:none;padding:0;margin:0;display:grid;gap:8px}.item{display:grid;gap:4px;background:#fff;border:1px solid var(--borde);border-radius:10px;padding:12px}.item small{color:#5b6661}.error-item{border-color:var(--error)}.visor{width:100%;min-height:280px;background:#000;border-radius:10px;overflow:hidden;margin-bottom:12px}.comprobante{text-align:center;padding:8px 0;display:grid;gap:8px;justify-items:center}.detalle dl{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;margin:0 0 8px}.detalle dt{color:#5b6661}.detalle dd{margin:0}.login{max-width:360px;margin:0 auto;padding:48px 16px;text-align:center}.login form{text-align:left}.login .logo{border-radius:16px}.login button{width:100%}@media print{.barra,button,.nota{display:none!important}body{background:#fff}}