/*
 * Panel de cliente de POS Venta Pro. Mismo aspecto que el panel de administracion
 * (colores y tipografia de assets/css/corporate-theme.css), pero autosuficiente:
 * ni CDN ni fuentes ni imagenes de otro origen (la CSP del panel solo admite 'self').
 */
:root {
    --primary-color: #2C5282;
    --primary-dark: #1A365D;
    --primary-light: #4299E1;
    --accent-color: #38A169;
    --warning-color: #D69E2E;
    --danger-color: #E53E3E;
    --gray-50: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-600: #4A5568;
    --gray-700: #2D3748;
    --gray-800: #1A202C;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
}

.panel-cabecera {
    background: var(--primary-color);
    color: #fff;
    box-shadow: var(--shadow-md);
}

.panel-cabecera__interior {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    max-width: 960px;
    margin: 0 auto;
    padding: 14px 16px;
}

.panel-marca {
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.panel-principal {
    max-width: 960px;
    margin: 0 auto;
    padding: 24px 16px;
}

.panel-tarjeta {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    padding: 24px;
}

.panel-tarjeta h1,
.panel-principal h1 {
    margin: 0 0 12px;
    font-size: 1.5rem;
    color: var(--primary-dark);
}

.panel-principal p {
    margin: 0 0 12px;
    color: var(--gray-700);
}

a {
    color: var(--primary-color);
}

.panel-formulario {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-width: 420px;
}

.panel-formulario label {
    font-weight: 600;
    color: var(--gray-700);
}

.panel-formulario input[type="email"],
.panel-formulario input[type="text"] {
    padding: 10px 12px;
    font-size: 1rem;
    border: 1px solid var(--gray-600);
    border-radius: 6px;
}

.panel-boton {
    align-self: flex-start;
    padding: 10px 18px;
    font-size: 1rem;
    color: #fff;
    background: var(--primary-color);
    border: 0;
    border-radius: 6px;
    cursor: pointer;
}

.panel-boton:hover {
    background: var(--primary-dark);
}

.panel-boton--secundario {
    padding: 6px 14px;
    color: var(--primary-dark);
    background: #fff;
}

.panel-boton--secundario:hover {
    background: var(--gray-100);
}

.panel-salir {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
}

.panel-usuario {
    font-size: 0.95rem;
}

.panel-aviso {
    padding: 10px 12px;
    background: var(--gray-100);
    border-left: 4px solid var(--primary-light);
    border-radius: 4px;
}

.panel-aviso--error {
    border-left-color: var(--danger-color);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

@media (max-width: 600px) {
    .panel-tarjeta {
        padding: 16px;
    }
}

/* PC-5: lectura (portada y licencia) */
.panel-aviso--info {
    border-left-color: var(--warning-color);
    margin: 8px 0;
}

.panel-licencia {
    border-top: 1px solid var(--gray-200);
    padding: 12px 0;
}

.panel-estado {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    background: var(--gray-100);
    font-weight: 600;
}

.panel-estado--ok { background: #C6F6D5; color: #22543D; }
.panel-estado--aviso { background: #FEEBC8; color: #7B341E; }
.panel-estado--alto { background: #FED7D7; color: #742A2A; }

.panel-datos {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 4px 16px;
    margin: 8px 0;
}

.panel-datos dt { color: var(--gray-600); }
.panel-datos dd { margin: 0; overflow-wrap: anywhere; }

.panel-codigo-licencia code {
    font-size: 1.1rem;
    padding: 4px 8px;
    background: var(--gray-100);
    border-radius: 4px;
    overflow-wrap: anywhere;
}

.panel-tabla {
    width: 100%;
    border-collapse: collapse;
    margin: 8px 0;
}

.panel-tabla th,
.panel-tabla td {
    text-align: left;
    padding: 6px 8px;
    border-bottom: 1px solid var(--gray-200);
}