.adoc-card {
    max-width: 460px;
    margin: 24px auto;
    background: #ffffff;
    border-radius: 18px;
    box-shadow: 0 12px 35px rgba(0,0,0,.14);
    overflow: hidden;
    font-family: Arial, Helvetica, sans-serif;
}

.adoc-header {
    background: linear-gradient(135deg, #111827, #374151);
    color: #fff;
    padding: 22px 22px 18px;
    text-align: center;
}

.adoc-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: .6px;
}

.adoc-subtitle {
    margin-top: 6px;
    font-size: 13px;
    opacity: .82;
}

.adoc-content {
    padding: 22px;
}

.adoc-label {
    font-size: 14px;
    font-weight: 700;
    color: #374151;
    margin-bottom: 8px;
}

.adoc-choice-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 16px;
}

.adoc-choice {
    border: 1px solid #d1d5db;
    background: #f9fafb;
    color: #111827;
    border-radius: 12px;
    padding: 12px 10px;
    cursor: pointer;
    font-weight: 800;
    font-size: 15px;
    min-height: 46px;
}

.adoc-choice.active {
    background: #111827;
    color: #ffffff;
    border-color: #111827;
    box-shadow: 0 4px 12px rgba(17,24,39,.22);
}

.adoc-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 12px 14px;
    margin-bottom: 12px;
}

.adoc-field span {
    color: #6b7280;
    font-size: 14px;
}

.adoc-field strong {
    color: #111827;
    font-size: 18px;
    text-align: right;
}

#adocCodigo {
    font-size: 28px;
    letter-spacing: 3px;
}

#adocMensaje {
    width: 100%;
    box-sizing: border-box;
    resize: vertical;
    min-height: 112px;
    border-radius: 12px;
    border: 1px solid #d1d5db;
    padding: 12px;
    font-size: 15px;
    margin: 8px 0 14px;
    background: #fafafa;
}

.adoc-btn {
    width: 100%;
    border: 0;
    border-radius: 12px;
    padding: 13px 15px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    margin-bottom: 10px;
}

.adoc-btn:disabled {
    opacity: .55;
    cursor: not-allowed;
}

.adoc-btn-main {
    background: #111827;
    color: white;
}

.adoc-btn-whatsapp {
    background: #25D366;
    color: white;
}

.adoc-btn-light {
    background: #e5e7eb;
    color: #111827;
}

.adoc-status {
    min-height: 22px;
    font-size: 14px;
    text-align: center;
    margin-top: 6px;
}

.adoc-status.ok {
    color: #047857;
}

.adoc-status.error,
.adoc-error {
    color: #b91c1c;
}

.adoc-box {
    max-width: 440px;
    margin: 24px auto;
    padding: 18px;
    border-radius: 12px;
    background: #fee2e2;
    border: 1px solid #fecaca;
}