:root {
    --primario: #c0392b;
    --primario-dark: #922b21;
    --fondo: #f5f2ee;
    --texto: #2b2b2b;
    --borde: #ddd;
    --exito: #1e8449;
    --error: #c0392b;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--fondo);
    color: var(--texto);
}

.wrap {
    max-width: 520px;
    margin: 0 auto;
    padding: 16px;
}

.header {
    text-align: center;
    padding: 24px 0 8px;
}

.header h1 {
    margin: 0;
    color: var(--primario-dark);
    font-size: 28px;
    letter-spacing: 1px;
}

.header p {
    margin: 4px 0 0;
    color: #666;
}

.card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    margin-bottom: 24px;
}

fieldset.grupo {
    border: none;
    border-top: 1px solid var(--borde);
    padding: 12px 0 4px;
    margin: 0 0 8px;
}

fieldset.grupo legend {
    font-weight: 600;
    color: var(--primario-dark);
    padding: 0 4px 0 0;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin: 10px 0 4px;
}

input, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--borde);
    border-radius: 8px;
    font-size: 15px;
    background: #fff;
    color: var(--texto);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primario);
    box-shadow: 0 0 0 3px rgba(192,57,43,0.15);
}

.hint {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #888;
}

.hint.encontrado { color: var(--exito); }
.hint.no-encontrado { color: #888; }

.hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

button {
    width: 100%;
    margin-top: 20px;
    padding: 14px;
    border: none;
    border-radius: 8px;
    background: var(--primario);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

button:hover { background: var(--primario-dark); }
button:disabled { background: #aaa; cursor: not-allowed; }

.alert {
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 14px;
}

.alert.error {
    background: #fdecea;
    color: var(--error);
    border: 1px solid #f5c6c1;
}

#pantalla-exito h2 {
    color: var(--exito);
    margin-top: 0;
}